From 8ad278f76b0d85ba01b71a91b1ba1f2c2cd24f86 Mon Sep 17 00:00:00 2001 From: yelvlab Date: Thu, 10 Oct 2024 14:56:13 +0800 Subject: [PATCH] =?UTF-8?q?=E8=A7=84=E8=8C=83=E7=AC=AC=E4=B8=80=E7=89=88?= =?UTF-8?q?=E8=B6=85=E5=A3=B0=E4=B8=8E=E7=BA=A2=E5=A4=96=E4=BB=A3=E7=A0=81?= =?UTF-8?q?=E5=87=BD=E6=95=B0=EF=BC=8C=E7=BA=A2=E5=A4=96=E5=8F=AF=E4=BB=A5?= =?UTF-8?q?=E6=B7=BB=E5=8A=A0=E6=9B=B4=E5=A4=9A=E5=87=BD=E6=95=B0=EF=BC=8C?= =?UTF-8?q?=E5=BE=85=E5=AD=A6=E4=B9=A0=E3=80=82=E5=90=8C=E6=97=B6=E4=BF=AE?= =?UTF-8?q?=E6=94=B9CMakeList=E5=9C=A8=E7=94=9F=E6=88=90bin=E4=B8=8Ehex?= =?UTF-8?q?=E6=96=87=E4=BB=B6=E6=97=B6=E7=9A=84=E5=91=BD=E5=90=8D=EF=BC=8C?= =?UTF-8?q?=E4=BB=A5=E4=BE=BF=E5=8C=BA=E5=88=86=E3=80=82CMakeList=E4=B8=8E?= =?UTF-8?q?.h=E5=A4=B4=E6=96=87=E4=BB=B6=E7=9A=84=E8=81=94=E5=8A=A8?= =?UTF-8?q?=E5=B0=9A=E6=9C=AA=E5=AE=9E=E7=8E=B0=E3=80=82?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- CMakeLists.txt | 14 +- README.md | 50 ++- cmake/toolchain.cmake | 16 +- inc/gd32e23x_hw_i2c.h | 116 ------ inc/mlx90614.h | 3 + inc/ultrasonic_driver.h | 18 +- src/gd32e23x_hw_i2c.c | 864 ---------------------------------------- src/gd32e23x_it.c | 22 +- src/main.c | 14 +- src/mlx90614.c | 12 + src/ultrasonic_driver.c | 24 +- 11 files changed, 133 insertions(+), 1020 deletions(-) delete mode 100644 inc/gd32e23x_hw_i2c.h delete mode 100644 src/gd32e23x_hw_i2c.c diff --git a/CMakeLists.txt b/CMakeLists.txt index ea3f22e..efb9a6f 100644 --- a/CMakeLists.txt +++ b/CMakeLists.txt @@ -3,6 +3,15 @@ include(cmake/toolchain.cmake) project(xlsw_3dp_ultrasonic_300K) +set(POWER_VOLTAGE "12V") +set(VERSION_MAJOR 0) +set(VERSION_MINOR 0) +set(VERSION_PATCH 13) +set(VERSION "V${VERSION_MAJOR}.${VERSION_MINOR}.${VERSION_PATCH}") +string(TIMESTAMP CURRENT_DATE "%Y-%m-%d") + +add_definitions(-DPOWER_VOLTAGE="${POWER_VOLTAGE}") + enable_language(C) enable_language(CXX) enable_language(ASM) @@ -20,7 +29,6 @@ set(TARGET_C_SRC ${CMAKE_SOURCE_DIR}/src/systick.c ${CMAKE_SOURCE_DIR}/src/ultrasonic_driver.c ${CMAKE_SOURCE_DIR}/src/mlx90614.c -# ${CMAKE_SOURCE_DIR}/src/gd32e23x_hw_i2c.c ) add_executable(xlsw_3dp_ultrasonic_300K ${TARGET_C_SRC}) @@ -29,5 +37,5 @@ target_link_libraries(xlsw_3dp_ultrasonic_300K GD32E23X_SDK) target_include_directories(xlsw_3dp_ultrasonic_300K PUBLIC inc) # Generate .bin and .hex -generate_binary_file(xlsw_3dp_ultrasonic_300K) -generate_hex_file(xlsw_3dp_ultrasonic_300K) +generate_binary_file(xlsw_3dp_ultrasonic_300K "XLSW_US-IR_FW") +generate_hex_file(xlsw_3dp_ultrasonic_300K "XLSW_US-IR_FW") diff --git a/README.md b/README.md index 027f8f1..64890e3 100644 --- a/README.md +++ b/README.md @@ -1,7 +1,44 @@ # XLSW-3DP-Ultrasonic-300K +## 传感器数据传输与样式 + +- USART + - baudrate 115200 + - 8N1 + +- 数据格式 +```cap_val:183 Distance: 7361 Temp:2735``` + - cap_val:183 超声死区外的ToF数据 + - Distance: 7361 距离数据，100倍mm距离值 + - Temp:2735 温度数据，100倍摄氏度值 + +## 供电与数据 + +本项目支持12V/24V供电，默认编译选项为12V供电。主要相关部分为超声的驱动部分。 +主要校准数据也会以12V为主。如果需要24V供电，请自行修改编译选项。 + + +## 条件编译与输出 + +- 条件编译共有两个地方需要修改： + 1. `ProjectDir/inc/ultrasonic_driver.h` 中配置12V/24V供电，默认为12V供电。 + `#define POWER_SUPPLY_12V` + 2. `ProjectDir/CMakeLists.txt` 中配置编译选项，默认为12V供电。 + `set(POWER_VOLTAGE "12V")` + +- 输出文件命名： +`XLSW_US-IR_FW_12V_V0.0.13_2024-x-x.bin/hex` + 1. XLSW_US-IR_FW: 表示该项目为300K模拟超声波测距与IR非接触式测温方案的MCU固件 + 2. 12V: 表示目前编译固件为12V供电情况下优化的校正参数，建议与实际对应，这样可以获得更好的测距准确度 + 3. 2024-x-x: 表示编译日期 + + + + ## TODO List +### 超声 + - [x] 超声驱动信号（300KHz 50%duty 5cycles）发送 - [x] PA2/PA3配置为USART0 - [x] LED配置存活状态闪烁 @@ -15,4 +52,15 @@ - [x] 在产生指定时间的中断服务函数中，开启EXTI0（PA0,sensor信号接收引脚），开启TIMER14（计时计数器，1us计一个数，计算接收到外部中断的时间） - [ ] 在外部中断服务函数中，产生一个事件或中断，进入到TIMER14的中断 - [x] TIMER14不存在F4x系列，改用TIMER16. -- [x] 放弃上述流程，多一层中断层，直接在EXTI0的中断服务函数中，直接读取TIMER16的CH_0计数值。 \ No newline at end of file +- [x] 放弃上述流程，多一层中断层，直接在EXTI0的中断服务函数中，直接读取TIMER16的CH_0计数值。 + +### IR + +- [x] 配置IIC接口到PF0/1 +- [x] 移植读取目标温度的函数 +- [ ] 设置不同反射率下的校准 +- [ ] 读取环境温度 + +### 条件编译 + +- [ ] 自动判断某一个条件编译是否开启，并在CmakeList中添加对应选项，输出文件时加以标识 \ No newline at end of file diff --git a/cmake/toolchain.cmake b/cmake/toolchain.cmake index 37974bd..cd15ed1 100644 --- a/cmake/toolchain.cmake +++ b/cmake/toolchain.cmake @@ -33,6 +33,8 @@ find_program(CMAKE_OBJCOPY NAMES ${TARGET_TRIPLET}-objcopy HINTS ${TOOLCHAIN_BIN find_program(CMAKE_OBJDUMP NAMES ${TARGET_TRIPLET}-objdump HINTS ${TOOLCHAIN_BIN_PATH}) find_program(CMAKE_SIZE NAMES ${TARGET_TRIPLET}-size HINTS ${TOOLCHAIN_BIN_PATH}) + + function(print_size_of_target TARGET) add_custom_target(${TARGET}_always_display_size ALL COMMAND ${CMAKE_SIZE} "$" @@ -41,12 +43,12 @@ function(print_size_of_target TARGET) ) endfunction() -function(_generate_file TARGET OUTPUT_EXTENSION OBJCOPY_BFD_OUTPUT) +function(_generate_file TARGET PREFIX VERSION DATE OUTPUT_EXTENSION OBJCOPY_BFD_OUTPUT) get_target_property(TARGET_OUTPUT_NAME ${TARGET} OUTPUT_NAME) if (TARGET_OUTPUT_NAME) - set(OUTPUT_FILE_NAME "${TARGET_OUTPUT_NAME}.${OUTPUT_EXTENSION}") + set(OUTPUT_FILE_NAME "${PREFIX}_${POWER_VOLTAGE}_${VERSION}_${DATE}.${OUTPUT_EXTENSION}") else() - set(OUTPUT_FILE_NAME "${TARGET}.${OUTPUT_EXTENSION}") + set(OUTPUT_FILE_NAME "${PREFIX}_${POWER_VOLTAGE}_${VERSION}_${DATE}.${OUTPUT_EXTENSION}") endif() get_target_property(RUNTIME_OUTPUT_DIRECTORY ${TARGET} RUNTIME_OUTPUT_DIRECTORY) @@ -65,12 +67,12 @@ function(_generate_file TARGET OUTPUT_EXTENSION OBJCOPY_BFD_OUTPUT) ) endfunction() -function(generate_binary_file TARGET) - _generate_file(${TARGET} "bin" "binary") +function(generate_binary_file TARGET PREFIX) + _generate_file(${TARGET} "${PREFIX}" "${VERSION}" "${CURRENT_DATE}" "bin" "binary") endfunction() -function(generate_hex_file TARGET) - _generate_file(${TARGET} "hex" "ihex") +function(generate_hex_file TARGET PREFIX) + _generate_file(${TARGET} "${PREFIX}" "${VERSION}" "${CURRENT_DATE}" "hex" "ihex") endfunction() set(CMAKE_EXECUTABLE_SUFFIX_C .elf) diff --git a/inc/gd32e23x_hw_i2c.h b/inc/gd32e23x_hw_i2c.h deleted file mode 100644 index 5e41a66..0000000 --- a/inc/gd32e23x_hw_i2c.h +++ /dev/null @@ -1,116 +0,0 @@ -#ifndef GD32E23X_HW_I2C_H -#define GD32E23X_HW_I2C_H - -// #define I2C1_ENABLE - -#define I2C0_BUS_RCU RCU_I2C0 - -#define I2C0_GPIO_RCU RCU_GPIOF -#define I2C0_GPIO_PORT GPIOF -#define I2C0_GPIO_SDA_PIN GPIO_PIN_0 -#define I2C0_GPIO_SCL_PIN GPIO_PIN_1 -#define I2C0_GPIO_AF GPIO_AF_1 - -#define I2C0_SPEED 400000U -#define I2C0_DCTY I2C_DTCY_2 -#define I2C0_ADDR7 0xA0 - -#ifdef I2C1_ENABLE -#define I2C1_BUS_RCU RCU_I2C1 - -#define I2C1_GPIO_RCU RCU_GPIOA -#define I2C1_GPIO_PORT GPIOA -#define I2C1_GPIO_SDA_PIN GPIO_PIN_1 -#define I2C1_GPIO_SCL_PIN GPIO_PIN_0 -#define I2C1_GPIO_AF GPIO_AF_4 - -#define I2C1_SPEED 400000U -#define I2C1_DCTY I2C_DTCY_2 -#define I2C1_ADDR7 0xA1 -#endif - - - - - - - - - -#define I2C_TIME_OUT (uint16_t)(5000) -#define I2C_OK 1 -#define I2C_FAIL 0 -#define I2C_END 1 - -typedef enum { - I2C_START = 0, - I2C_SEND_ADDR, - I2C_CLEAR_ADDRESS_FLAG, - I2C_TRANSMIT_DATA, - I2C_STOP -} i2c_process_enum; - -typedef struct -{ - uint32_t i2c_gpio_rcu; - uint32_t i2c_gpio_port; - uint32_t i2c_gpio_sda_pin; - uint32_t i2c_gpio_scl_pin; - uint32_t i2c_gpio_af; - uint32_t i2c_speed; - uint32_t i2c_dcty; - uint32_t i2c_addr7; -}i2c_parameter_struct; - - - - -/** - * \brief Return codes for IIC APIs. - * @{ - */ -#define IIC_SUCCESS 0 -#define IIC_INVALID_ARGUMENT 1 -#define IIC_ARBITRATION_LOST 2 -#define IIC_NO_CHIP_FOUND 3 -#define IIC_RECEIVE_OVERRUN 4 -#define IIC_RECEIVE_NACK 5 -#define IIC_SEND_OVERRUN 6 -#define IIC_SEND_NACK 7 -#define IIC_BUSY 8 -#define IIC_ERROR_TIMEOUT 9 -/** - * @} - */ - -void i2c_master_initialize1(void); -void i2c_master_initialize3(void); -void i2c_master_init(void); -void i2c_master_deinit1(void); -void i2c_master_deinit3(void); - -uint8_t i2c_master_read_register1(unsigned char Address, unsigned char RegisterAddr, unsigned short RegisterLen, unsigned char *RegisterValue); -uint8_t i2c_master_read_register3(unsigned char Address, unsigned char RegisterAddr, unsigned short RegisterLen, unsigned char *RegisterValue); - -uint8_t i2c_master_read_register1_raw(unsigned char Address, unsigned short len, unsigned char *data); -uint8_t i2c_master_read_register3_raw(unsigned char Address, unsigned short len, unsigned char *data); - - -uint8_t i2c_master_write_register1(unsigned char Address, unsigned char RegisterAddr, unsigned short RegisterLen, unsigned char *RegisterValue); -uint8_t i2c_master_write_register3(unsigned char Address, unsigned char RegisterAddr, unsigned short RegisterLen, unsigned char *RegisterValue); - -uint8_t i2c_master_write_register1_raw(unsigned char Address, unsigned short len, unsigned char *data); -uint8_t i2c_master_write_register3_raw(unsigned char Address, unsigned short len, unsigned char *data); - - -void i2c0_master_init(void); - - -int read_ir_mlx90614(void); - -void i2c_struct_para_init(i2c_parameter_struct* initpara); -void i2c_init(uint32_t i2c_periph, i2c_parameter_struct* initpara); -void i2c0_config(void); - - -#endif /* GD32E23X_HW_I2C_H */ \ No newline at end of file diff --git a/inc/mlx90614.h b/inc/mlx90614.h index 84ca25b..c4138dc 100644 --- a/inc/mlx90614.h +++ b/inc/mlx90614.h @@ -23,7 +23,10 @@ #define REG_ADDR_OBJ_TEMP 0x07 #define REG_ADDR_AMB_TEMP 0x06 +/* function declarations */ +/* this function configures I2C Peripheral & GPIO AF for I2C */ void MLX90614_I2CConfig(void); +/* this function reads object temperature */ uint16_t MLX90614_GetObjectTemperature(void); #endif //MLX90614_H diff --git a/inc/ultrasonic_driver.h b/inc/ultrasonic_driver.h index 17f941d..614d213 100644 --- a/inc/ultrasonic_driver.h +++ b/inc/ultrasonic_driver.h @@ -11,9 +11,11 @@ // #define POWER_SUPPLY_24V #ifdef POWER_SUPPLY_12V +#define POWER_VOLTAGE "12V" #define TIME_CORRECTION_US 250 #define CAPTURE_VALUE_MAX 515 #elif defined(POWER_SUPPLY_24V) +#define POWER_VOLTAGE "24V" #define TIME_CORRECTION_US 230 #define CAPTURE_VALUE_MAX 550 #else @@ -63,13 +65,13 @@ void led_config(void); void usart_config(void); -void ultrasonic_config(void); -void ultrasonic_transmit_config(void); -void ultrasonic_pwm_out_cycles(const uint8_t cycles); -void ultrasonic_transmit_delay(const uint16_t micro_second); -void receive_exti_config(void); -void ultrasonic_echo_timer_config(void); -void ultrasonic_receive_config(void); -uint16_t calculate_distance(uint32_t us_value); +void UltraSonic_GPIO_Config(void); +void UltraSonic_Transmit_Config(void); +void UltraSonic_PwmOut_Cycles(const uint8_t cycles); +void UltraSonic_Transmit_Delay(const uint16_t micro_second); +void UltraSonic_ReceExti_Config(void); +void UltraSonic_EchoTimer_Config(void); +void UltraSonic_Receive_Config(void); +uint16_t UltraSonic_CalcDistance(uint32_t us_value); #endif //ULTRASONIC_DRIVER_H diff --git a/src/gd32e23x_hw_i2c.c b/src/gd32e23x_hw_i2c.c deleted file mode 100644 index 616ee9f..0000000 --- a/src/gd32e23x_hw_i2c.c +++ /dev/null @@ -1,864 +0,0 @@ -#include -#include -#include "gd32e23x.h" -#include "systick.h" -#include "gd32e23x_hw_i2c.h" -#include "gd32e23x.h" - -void i2c_struct_para_init(i2c_parameter_struct* initpara) -{ - initpara->i2c_gpio_rcu = RCU_GPIOF; - initpara->i2c_gpio_port = GPIOF; - initpara->i2c_gpio_scl_pin = GPIO_PIN_1; - initpara->i2c_gpio_sda_pin = GPIO_PIN_0; - initpara->i2c_speed = 400000U; - initpara->i2c_dcty = I2C_DTCY_2; - initpara->i2c_addr7 = 0xA0; -} - - - -void i2c_init(uint32_t i2c_periph, i2c_parameter_struct* initpara) -{ - switch (i2c_periph){ - case I2C0: - rcu_periph_clock_enable(RCU_I2C0); - rcu_periph_clock_enable(initpara->i2c_gpio_rcu); - - gpio_af_set(I2C0_GPIO_PORT, I2C0_GPIO_AF, I2C0_GPIO_SDA_PIN | I2C0_GPIO_SCL_PIN); - gpio_output_options_set(I2C0_GPIO_PORT, GPIO_OTYPE_OD, GPIO_OSPEED_50MHZ, I2C0_GPIO_SDA_PIN | I2C0_GPIO_SCL_PIN); - - i2c_clock_config(I2C0, I2C0_SPEED, I2C0_DCTY); - i2c_mode_addr_config(I2C0, I2C_I2CMODE_ENABLE, I2C_ADDFORMAT_7BITS, I2C0_ADDR7); - i2c_enable(I2C0); - i2c_ack_config(I2C0, I2C_ACK_ENABLE); - break; - case I2C1: - - break; - default: - break; - } -} - -/*! - \brief Enable IIC0 & NVIC - \param[in] none - \param[out] none - \retval none -*/ -void i2c_init(uint32_t i2c_periph) -{ - switch (i2c_periph) { - case I2C0: - rcu_periph_clock_enable(RCU_I2C0); - rcu_periph_clock_enable(I2C0_GPIO_RCU); - - gpio_af_set(I2C0_GPIO_PORT, I2C0_GPIO_AF, I2C0_GPIO_SDA_PIN | I2C0_GPIO_SCL_PIN); - gpio_output_options_set(I2C0_GPIO_PORT, GPIO_OTYPE_OD, GPIO_OSPEED_50MHZ, I2C0_GPIO_SDA_PIN | I2C0_GPIO_SCL_PIN); - - i2c_clock_config(I2C0, I2C0_SPEED, I2C0_DCTY); - i2c_mode_addr_config(I2C0, I2C_I2CMODE_ENABLE, I2C_ADDFORMAT_7BITS, I2C0_ADDR7); - i2c_enable(I2C0); - i2c_ack_config(I2C0, I2C_ACK_ENABLE); - break; -#ifdef I2C1_ENABLE - case I2C1: - rcu_periph_clock_enable(RCU_I2C1); - rcu_periph_clock_enable(I2C1_GPIO_RCU); - - gpio_af_set(I2C1_GPIO_PORT, I2C1_GPIO_AF, I2C1_GPIO_SDA_PIN | I2C1_GPIO_SCL_PIN); - gpio_output_options_set(I2C1_GPIO_PORT, GPIO_OTYPE_OD, GPIO_OSPEED_50MHZ, I2C1_GPIO_SDA_PIN | I2C1_GPIO_SCL_PIN); - - i2c_clock_config(I2C1, I2C1_SPEED, I2C1_DCTY); - i2c_mode_addr_config(I2C1, I2C_I2CMODE_ENABLE, I2C_ADDFORMAT_7BITS, I2C1_ADDR7); - i2c_enable(I2C1); - i2c_ack_config(I2C1, I2C_ACK_ENABLE); - break; -#endif - default: - break; - } -} - -void i2c_bus_reset(void) -{ - i2c_deinit(I2C0); - /* configure SDA/SCL for GPIO */ - GPIO_BC(I2C0_GPIO_PORT) |= I2C0_GPIO_SDA_PIN | I2C0_GPIO_SCL_PIN; - gpio_output_options_set(I2C0_GPIO_PORT, GPIO_OTYPE_PP, GPIO_OSPEED_50MHZ, I2C0_GPIO_SDA_PIN | I2C0_GPIO_SCL_PIN); - delay_5_nop(); - /* stop signal */ - GPIO_BOP(I2C0_GPIO_PORT) |= I2C0_GPIO_SCL_PIN; - delay_5_nop(); - GPIO_BOP(I2C0_GPIO_PORT) |= I2C0_GPIO_SDA_PIN; - /* connect I2C_SCL_PIN to I2C_SCL */ - /* connect I2C_SDA_PIN to I2C_SDA */ - gpio_output_options_set(I2C0_GPIO_PORT, GPIO_OTYPE_OD, GPIO_OSPEED_50MHZ, I2C0_GPIO_SDA_PIN | I2C0_GPIO_SCL_PIN); - /* configure the I2CX interface */ - i2c_init(I2C0); -} - -/*! - \brief TWI1(IIC0) read data from the IIC Slave Device - \param[in] Address: the IIC Slave Device's IIC Device Address - \param[in] RegisterAddr: the IIC Slave Device's internal address to start reading from - \param[in] RegisterLen: number of bytes to reads from the IIC Slave Device - \param[in] RegisterValue: pointer to the buffer that receives the data read from the IIC Slave Device - \param[out] RegisterValue: pointer to the buffer that receives the data read from the IIC Slave Device - \retval IIC_SUCCESS -*/ -uint8_t i2c_master_receive(uint32_t i2c_periph, uint8_t Dev_Address, uint8_t) -uint8_t i2c_master_read_register1(unsigned char Address, unsigned char RegisterAddr, unsigned short RegisterLen, unsigned char *RegisterValue){ - uint8_t state = I2C_START; - uint8_t read_cycle = 0; - uint16_t timeout = 0; - uint8_t i2c_timeout_flag = 0; - uint8_t IIC_SLAVE_ADDR = (Address << 1); - - i2c_ack_config(I2C0, I2C_ACK_ENABLE); - while (!(i2c_timeout_flag)) - { - switch (state) - { - case I2C_START: - if(RESET == read_cycle) - { - /* i2c master sends start signal only when the bus is idle */ - while (i2c_flag_get(I2C0, I2C_FLAG_I2CBSY) && (timeout < i2c_timeout_flag)) - { - timeout ++; - } - if(timeout < I2C_TIME_OUT) - { - /* whether to send ACK or not for the next byte */ - if(2 == RegisterLen) { - i2c_ackpos_config(I2C0, I2C_ACKPOS_NEXT); - } - } else { - i2c_bus_reset(); - timeout = 0; - state = I2C_START; - printf("i2c bus is busy in READ!\n"); - } - } - /* send the start signal */ - i2c_start_on_bus(I2C0); - timeout = 0; - state = I2C_SEND_ADDR; - break; - - case I2C_SEND_ADDR: - /* i2c master sends START signal successfully */ - while((!i2c_flag_get(I2C0, I2C_FLAG_SBSEND)) && (timeout < I2C_TIME_OUT)) - { - timeout++; - } - if(timeout < I2C_TIME_OUT) - { - if(RESET == read_cycle) - { - i2c_master_addressing(I2C0, IIC_SLAVE_ADDR, I2C_TRANSMITTER); - state = I2C_CLEAR_ADDRESS_FLAG; - } else { - i2c_master_addressing(I2C0, IIC_SLAVE_ADDR, I2C_RECEIVER); - if(RegisterLen < 3) { - /* disable acknowledge */ - i2c_ack_config(I2C0, I2C_ACK_DISABLE); - } - state = I2C_CLEAR_ADDRESS_FLAG; - } - timeout = 0; - } else { - timeout = 0; - state = I2C_START; - read_cycle = 0; - printf("i2c master sends start signal timeout in READ!\n"); - } - break; - - case I2C_CLEAR_ADDRESS_FLAG: - /* address flag set means i2c slave sends ACK */ - while((!i2c_flag_get(I2C0, I2C_FLAG_ADDSEND)) && (timeout < I2C_TIME_OUT)) - { - timeout++; - } - if(timeout < I2C_TIME_OUT) - { - i2c_flag_clear(I2C0, I2C_FLAG_ADDSEND); - if((SET == read_cycle) && (1 == RegisterLen)) { - /* send a stop condition to I2C bus */ - i2c_stop_on_bus(I2C0); - } - timeout = 0; - state = I2C_TRANSMIT_DATA; - } else { - timeout = 0; - state = I2C_START; - read_cycle = 0; - printf("i2c master clears address flag timeout in READ!\n"); - } - break; - - case I2C_TRANSMIT_DATA: - if(RESET == read_cycle) { - /* wait until the transmit data buffer is empty */ - while((!i2c_flag_get(I2C0, I2C_FLAG_TBE)) && (timeout < I2C_TIME_OUT)) { - timeout++; - } - if(timeout < I2C_TIME_OUT) { - /* send the EEPROM's internal address to write to : only one byte address */ - i2c_data_transmit(I2C0, RegisterAddr); - timeout = 0; - } else { - timeout = 0; - state = I2C_START; - read_cycle = 0; - printf("i2c master wait data buffer is empty timeout in READ!\n"); - } - /* wait until BTC bit is set */ - while((!i2c_flag_get(I2C0, I2C_FLAG_BTC)) && (timeout < I2C_TIME_OUT)) { - timeout++; - } - if(timeout < I2C_TIME_OUT) { - timeout = 0; - state = I2C_START; - read_cycle++; - } else { - timeout = 0; - state = I2C_START; - read_cycle = 0; - printf("i2c master sends i2c_master_read_register1 internal address timeout in READ!\n"); - } - } else { - while(RegisterLen) { - timeout++; - if(3 == RegisterLen) { - /* wait until BTC bit is set */ - while(!i2c_flag_get(I2C0, I2C_FLAG_BTC)); - /* disable acknowledge */ - i2c_ack_config(I2C0, I2C_ACK_DISABLE); - } - if(2 == RegisterLen) { - /* wait until BTC bit is set */ - while(!i2c_flag_get(I2C0, I2C_FLAG_BTC)); - /* send a stop condition to I2C bus */ - i2c_stop_on_bus(I2C0); - } - /* wait until RBNE bit is set */ - if(i2c_flag_get(I2C0, I2C_FLAG_RBNE)) { - /* read a byte from the EEPROM */ - *RegisterValue = i2c_data_receive(I2C0); - /* point to the next location where the byte read will be saved */ - RegisterValue++; - /* decrement the read bytes counter */ - RegisterLen--; - timeout = 0; - } - if(timeout > I2C_TIME_OUT) { - timeout = 0; - state = I2C_START; - read_cycle = 0; - printf("i2c master sends data timeout in READ!\n"); - } - } - timeout = 0; - state = I2C_STOP; - } - break; - - case I2C_STOP: - /* i2c master sends STOP signal successfully */ - while((I2C_CTL0(I2C0) & I2C_CTL0_STOP) && (timeout < I2C_TIME_OUT)) { - timeout++; - } - if(timeout < I2C_TIME_OUT) { - timeout = 0; - state = I2C_END; - i2c_timeout_flag = I2C_OK; - } else { - timeout = 0; - state = I2C_START; - read_cycle = 0; - printf("i2c master sends stop signal timeout in READ!\n"); - } - break; - - default: - state = I2C_START; - read_cycle = 0; - i2c_timeout_flag = I2C_OK; - timeout = 0; - printf("i2c master sends start signal in READ.\n"); - break; - } - } - return IIC_SUCCESS; -} - -/*! - \brief TWI3(none) read data from the IIC Slave Device - \param[in] Address: the IIC Slave Device's IIC Device Address - \param[in] RegisterAddr: the IIC Slave Device's internal address to start reading from - \param[in] RegisterLen: number of bytes to reads from the IIC Slave Device - \param[in] RegisterValue: pointer to the buffer that receives the data read from the IIC Slave Device - \param[out] RegisterValue: pointer to the buffer that receives the data read from the IIC Slave Device - \retval IIC_SUCCESS - \note No TWI3(IIC3) - No operation - Error log. -*/ -uint8_t i2c_master_read_register3(unsigned char Address, unsigned char RegisterAddr, unsigned short RegisterLen, unsigned char *RegisterValue){ - __NOP(); - #ifdef DEBUG_VERBOES - printf("\n[DebugVerboes]i2c_master_read_register3 @ i2c.c, no TWI3 \n"); - #endif - return IIC_SUCCESS; -} - -/*! - \brief TWI1(IIC0) read data from the IIC Slave Device - \param[in] Address: the IIC Slave Device's IIC Device Address - \param[in] len: number of bytes to reads from the IIC Slave Device - \param[in] data: pointer to the buffer that receives the data read from the IIC Slave Device - \param[out] data: pointer to the buffer that receives the data read from the IIC Slave Device - \retval IIC_SUCCESS -*/ -uint8_t i2c_master_read_register1_raw(unsigned char Address, unsigned short len, unsigned char *data){ - uint8_t state = I2C_START; - // uint8_t read_cycle = 0; - uint16_t timeout = 0; - uint8_t i2c_timeout_flag = 0; - unsigned char IIC_SLAVE_ADDR = (Address << 1); - - i2c_ack_config(I2C0, I2C_ACK_ENABLE); - while (!(i2c_timeout_flag)) - { - switch (state) - { - case I2C_START: - /* i2c master sends start signal only when the bus is idle */ - while (i2c_flag_get(I2C0, I2C_FLAG_I2CBSY) && (timeout < i2c_timeout_flag)) - { - timeout ++; - } - if(timeout < I2C_TIME_OUT) - { - /* whether to send ACK or not for the next byte */ - if(2 == len) { - i2c_ackpos_config(I2C0, I2C_ACKPOS_NEXT); - } - } else { - i2c_bus_reset(); - timeout = 0; - state = I2C_START; - printf("i2c bus is busy in READ!\n"); - } - /* send the start signal */ - i2c_start_on_bus(I2C0); - timeout = 0; - state = I2C_SEND_ADDR; - break; - - case I2C_SEND_ADDR: - /* i2c master sends START signal successfully */ - while((!i2c_flag_get(I2C0, I2C_FLAG_SBSEND)) && (timeout < I2C_TIME_OUT)) - { - timeout++; - } - if(timeout < I2C_TIME_OUT) - { - i2c_master_addressing(I2C0, IIC_SLAVE_ADDR, I2C_RECEIVER); - if(len < 3) { - /* disable acknowledge */ - i2c_ack_config(I2C0, I2C_ACK_DISABLE); - } - state = I2C_CLEAR_ADDRESS_FLAG; - timeout = 0; - } else { - timeout = 0; - state = I2C_START; - // read_cycle = 0; - printf("i2c master sends start signal timeout in READ!\n"); - } - break; - - case I2C_CLEAR_ADDRESS_FLAG: - /* address flag set means i2c slave sends ACK */ - while((!i2c_flag_get(I2C0, I2C_FLAG_ADDSEND)) && (timeout < I2C_TIME_OUT)) - { - timeout++; - } - if(timeout < I2C_TIME_OUT) - { - i2c_flag_clear(I2C0, I2C_FLAG_ADDSEND); - timeout = 0; - state = I2C_TRANSMIT_DATA; - } else { - timeout = 0; - state = I2C_START; - // read_cycle = 0; - printf("i2c master clears address flag timeout in READ!\n"); - } - break; - - case I2C_TRANSMIT_DATA: - while(len) { - timeout++; - if(3 == len) { - /* wait until BTC bit is set */ - while(!i2c_flag_get(I2C0, I2C_FLAG_BTC)); - /* disable acknowledge */ - i2c_ack_config(I2C0, I2C_ACK_DISABLE); - } - if(2 == len) { - /* wait until BTC bit is set */ - while(!i2c_flag_get(I2C0, I2C_FLAG_BTC)); - /* send a stop condition to I2C bus */ - i2c_stop_on_bus(I2C0); - } - /* wait until RBNE bit is set */ - if(i2c_flag_get(I2C0, I2C_FLAG_RBNE)) { - /* read a byte from the EEPROM */ - *data = i2c_data_receive(I2C0); - /* point to the next location where the byte read will be saved */ - data++; - /* decrement the read bytes counter */ - len--; - timeout = 0; - } - if(timeout > I2C_TIME_OUT) { - timeout = 0; - state = I2C_START; - // read_cycle = 0; - printf("i2c master sends data timeout in READ!\n"); - } - } - timeout = 0; - state = I2C_STOP; - // } - break; - - case I2C_STOP: - /* i2c master sends STOP signal successfully */ - while((I2C_CTL0(I2C0) & I2C_CTL0_STOP) && (timeout < I2C_TIME_OUT)) { - timeout++; - } - if(timeout < I2C_TIME_OUT) { - timeout = 0; - state = I2C_END; - i2c_timeout_flag = I2C_OK; - } else { - timeout = 0; - state = I2C_START; - // read_cycle = 0; - printf("i2c master sends stop signal timeout in READ!\n"); - } - break; - - default: - state = I2C_START; - // read_cycle = 0; - i2c_timeout_flag = I2C_OK; - timeout = 0; - printf("i2c master sends start signal in READ.\n"); - break; - } - } - return IIC_SUCCESS; -} - -/*! - \brief TWI3(none) read data from the IIC Slave Device with no regisiter address - \param[in] Address: the IIC Slave Device's IIC Device Address - \param[in] len: number of bytes to reads from the IIC Slave Device - \param[in] data: pointer to the buffer that receives the data read from the IIC Slave Device - \param[out] data: pointer to the buffer that receives the data read from the IIC Slave Device - \retval IIC_SUCCESS - \note No TWI3(IIC3) - No operation - Error log. -*/ -uint8_t i2c_master_read_register3_raw(unsigned char Address, unsigned short len, unsigned char *data){ - __NOP(); - #ifdef DEBUG_VERBOES - printf("\n[DebugVerboes]i2c_master_read_register3_raw @ i2c.c, no TWI3 \n"); - #endif - return IIC_SUCCESS; -} - -/*! - \brief TWI1(IIC0) write data to the IIC Slave Device - \param[in] Address: the IIC Slave Device's IIC Device Address - \param[in] RegisterAddr: the IIC Slave Device's internal address to start writing to - \param[in] RegisterLen: number of bytes to write to the IIC Slave Device - \param[in] RegisterValue: pointer to the buffer that transfer the data write to the IIC Slave Device - \param[out] RegisterValue: pointer to the buffer that transfer the data write to the IIC Slave Device - \retval IIC_SUCCESS -*/ - -uint8_t i2c_master_write_register1(unsigned char Address, unsigned char RegisterAddr, unsigned short RegisterLen, unsigned char *RegisterValue) -{ - uint8_t state = I2C_START; - uint16_t timeout = 0; - uint8_t i2c_timeout_flag = 0; - unsigned char IIC_SLAVE_ADDR = (Address << 1); - - /* enable acknowledge */ - i2c_ack_config(I2C0, I2C_ACK_ENABLE); - while(!(i2c_timeout_flag)) { - switch(state) { - case I2C_START: - /* i2c master sends start signal only when the bus is idle */ - while(i2c_flag_get(I2C0, I2C_FLAG_I2CBSY) && (timeout < I2C_TIME_OUT)) { - timeout++; - } - if(timeout < I2C_TIME_OUT) { - i2c_start_on_bus(I2C0); - timeout = 0; - state = I2C_SEND_ADDR; - } else { - i2c_bus_reset(); - timeout = 0; - state = I2C_START; - printf("i2c bus is busy in WRITE!\n"); - } - break; - - case I2C_SEND_ADDR: - /* i2c master sends START signal successfully */ - while((!i2c_flag_get(I2C0, I2C_FLAG_SBSEND)) && (timeout < I2C_TIME_OUT)) { - timeout++; - } - if(timeout < I2C_TIME_OUT) { - i2c_master_addressing(I2C0, IIC_SLAVE_ADDR, I2C_TRANSMITTER); - timeout = 0; - state = I2C_CLEAR_ADDRESS_FLAG; - } else { - timeout = 0; - state = I2C_START; - printf("i2c master sends start signal timeout in WRITE!\n"); - } - break; - - case I2C_CLEAR_ADDRESS_FLAG: - /* address flag set means i2c slave sends ACK */ - while((!i2c_flag_get(I2C0, I2C_FLAG_ADDSEND)) && (timeout < I2C_TIME_OUT)) { - timeout++; - } - if(timeout < I2C_TIME_OUT) { - i2c_flag_clear(I2C0, I2C_FLAG_ADDSEND); - timeout = 0; - state = I2C_TRANSMIT_DATA; - } else { - timeout = 0; - state = I2C_START; - printf("i2c master clears address flag timeout in WRITE!\n"); - } - break; - - case I2C_TRANSMIT_DATA: - /* wait until the transmit data buffer is empty */ - while((!i2c_flag_get(I2C0, I2C_FLAG_TBE)) && (timeout < I2C_TIME_OUT)) { - timeout++; - } - if(timeout < I2C_TIME_OUT) { - /* send the EEPROM's internal address to write to : only one byte address */ - i2c_data_transmit(I2C0, RegisterAddr); - timeout = 0; - } else { - timeout = 0; - state = I2C_START; - printf("i2c master sends i2c_master_write_register1 internal address timeout in WRITE!\n"); - } - /* wait until BTC bit is set */ - while((!i2c_flag_get(I2C0, I2C_FLAG_BTC)) && (timeout < I2C_TIME_OUT)) { - timeout++; - } - if(timeout < I2C_TIME_OUT) { - timeout = 0; - } else { - timeout = 0; - state = I2C_START; - printf("i2c master sends data timeout in WRITE!\n"); - } - while(RegisterLen--) { - i2c_data_transmit(I2C0, *RegisterValue); - /* point to the next byte to be written */ - RegisterValue++; - /* wait until BTC bit is set */ - while((!i2c_flag_get(I2C0, I2C_FLAG_BTC)) && (timeout < I2C_TIME_OUT)) { - timeout++; - } - if(timeout < I2C_TIME_OUT) { - timeout = 0; - } else { - timeout = 0; - state = I2C_START; - printf("i2c master sends data timeout in WRITE!\n"); - } - } - timeout = 0; - state = I2C_STOP; - break; - - case I2C_STOP: - /* send a stop condition to I2C bus */ - i2c_stop_on_bus(I2C0); - /* i2c master sends STOP signal successfully */ - while((I2C_CTL0(I2C0) & I2C_CTL0_STOP) && (timeout < I2C_TIME_OUT)) { - timeout++; - } - if(timeout < I2C_TIME_OUT) { - timeout = 0; - state = I2C_END; - i2c_timeout_flag = I2C_OK; - } else { - timeout = 0; - state = I2C_START; - printf("i2c master sends stop signal timeout in WRITE!\n"); - } - break; - - default: - state = I2C_START; - i2c_timeout_flag = I2C_OK; - timeout = 0; - printf("i2c master sends start signal in WRITE.\n"); - break; - } - } - return IIC_SUCCESS; -} - - -/*! - \brief TWI1(IIC0) write data to the IIC Slave Device with no regisiter address - \param[in] Address: the IIC Slave Device's IIC Device Address - \param[in] len: number of bytes to write to the IIC Slave Device - \param[in] data: pointer to the buffer that transfer the data write to the IIC Slave Device - \param[out] data: pointer to the buffer that transfer the data write to the IIC Slave Device - \retval IIC_SUCCESS -*/ -uint8_t i2c_master_write_register1_raw(unsigned char Address, unsigned short len, unsigned char *data){ - uint8_t state = I2C_START; - uint16_t timeout = 0; - uint8_t i2c_timeout_flag = 0; - unsigned char IIC_SLAVE_ADDR = (Address << 1); - - /* enable acknowledge */ - i2c_ack_config(I2C0, I2C_ACK_ENABLE); - while(!(i2c_timeout_flag)) { - switch(state) { - case I2C_START: - /* i2c master sends start signal only when the bus is idle */ - while(i2c_flag_get(I2C0, I2C_FLAG_I2CBSY) && (timeout < I2C_TIME_OUT)) { - timeout++; - } - if(timeout < I2C_TIME_OUT) { - i2c_start_on_bus(I2C0); - timeout = 0; - state = I2C_SEND_ADDR; - } else { - i2c_bus_reset(); - timeout = 0; - state = I2C_START; - printf("i2c bus is busy in WRITE!\n"); - } - break; - - case I2C_SEND_ADDR: - /* i2c master sends START signal successfully */ - while((!i2c_flag_get(I2C0, I2C_FLAG_SBSEND)) && (timeout < I2C_TIME_OUT)) { - timeout++; - } - if(timeout < I2C_TIME_OUT) { - i2c_master_addressing(I2C0, IIC_SLAVE_ADDR, I2C_TRANSMITTER); - timeout = 0; - state = I2C_CLEAR_ADDRESS_FLAG; - } else { - timeout = 0; - state = I2C_START; - printf("i2c master sends start signal timeout in WRITE!\n"); - } - break; - - case I2C_CLEAR_ADDRESS_FLAG: - /* address flag set means i2c slave sends ACK */ - while((!i2c_flag_get(I2C0, I2C_FLAG_ADDSEND)) && (timeout < I2C_TIME_OUT)) { - timeout++; - } - if(timeout < I2C_TIME_OUT) { - i2c_flag_clear(I2C0, I2C_FLAG_ADDSEND); - timeout = 0; - state = I2C_TRANSMIT_DATA; - } else { - timeout = 0; - state = I2C_START; - printf("i2c master clears address flag timeout in WRITE!\n"); - } - break; - - case I2C_TRANSMIT_DATA: - /* wait until the transmit data buffer is empty */ - while((!i2c_flag_get(I2C0, I2C_FLAG_TBE)) && (timeout < I2C_TIME_OUT)) { - timeout++; - } - while(len--) { - i2c_data_transmit(I2C0, *data); - /* point to the next byte to be written */ - data++; - /* wait until BTC bit is set */ - while((!i2c_flag_get(I2C0, I2C_FLAG_BTC)) && (timeout < I2C_TIME_OUT)) { - timeout++; - } - if(timeout < I2C_TIME_OUT) { - timeout = 0; - } else { - timeout = 0; - state = I2C_START; - printf("i2c master sends data timeout in WRITE!\n"); - } - } - timeout = 0; - state = I2C_STOP; - break; - - case I2C_STOP: - /* send a stop condition to I2C bus */ - i2c_stop_on_bus(I2C0); - /* i2c master sends STOP signal successfully */ - while((I2C_CTL0(I2C0) & I2C_CTL0_STOP) && (timeout < I2C_TIME_OUT)) { - timeout++; - } - if(timeout < I2C_TIME_OUT) { - timeout = 0; - state = I2C_END; - i2c_timeout_flag = I2C_OK; - } else { - timeout = 0; - state = I2C_START; - printf("i2c master sends stop signal timeout in WRITE!\n"); - } - break; - - default: - state = I2C_START; - i2c_timeout_flag = I2C_OK; - timeout = 0; - printf("i2c master sends start signal in WRITE.\n"); - break; - } - } - return IIC_SUCCESS; -} - - -int read_ir_mlx90614(void) -{ - uint8_t Data[5]; - int inttemp_ir=0; - uint32_t TIMEOUT=0; - while(TIMEOUT<10000&&i2c_flag_get(I2C0,I2C_FLAG_I2CBSY)) - TIMEOUT++; - if(TIMEOUT>=10000) - { - //printf("ERROR0\r\n"); - return -410; - } - TIMEOUT=0; - I2C_GenerateSTART(I2C0,ENABLE); - while(TIMEOUT<10000&&!I2C_CheckEvent(I2C0,I2C_EVENT_MASTER_MODE_SELECT)) - TIMEOUT++; - if(TIMEOUT>=10000) - { - //printf("ERROR1\r\n"); - return -410; - } -// I2C_AcknowledgeConfig(I2C0,DISABLE); - TIMEOUT=0; - I2C_Send7bitAddress(I2C0,0XB4,I2C_Direction_Transmitter); - while(TIMEOUT<10000&&!I2C_CheckEvent(I2C0,I2C_EVENT_MASTER_TRANSMITTER_MODE_SELECTED)) - TIMEOUT++; - if(TIMEOUT>=10000) - { - printf("ERROR2\r\n"); - return -410; - - } - I2C_SendData(I2C0,0x07); - - TIMEOUT=0; - I2C_GenerateSTART(I2C0,ENABLE); - while(TIMEOUT<10000&&!I2C_CheckEvent(I2C0,I2C_EVENT_MASTER_MODE_SELECT)) - TIMEOUT++; - if(TIMEOUT>=10000) - { - //printf("ERROR3\r\n"); - return -410; - } - TIMEOUT=0; - I2C_Send7bitAddress(I2C0,0XB4,I2C_Direction_Receiver); - while(TIMEOUT<10000&&!I2C_CheckEvent(I2C0,I2C_EVENT_MASTER_BYTE_RECEIVED )) - TIMEOUT++; - if(TIMEOUT>=10000) - { - //printf("ERROR4\r\n"); - return -410; - } - //I2C_AcknowledgeConfig(I2C0,DISABLE); - TIMEOUT=0; - Data[0]=I2C_ReceiveData(I2C0); - while(TIMEOUT<10000&&!I2C_CheckEvent(I2C0,I2C_EVENT_MASTER_BYTE_RECEIVED)) - TIMEOUT++; - if(TIMEOUT>=10000) - { - //printf("ERROR5\r\n"); - return -410; - } - - TIMEOUT=0; - Data[1]=I2C_ReceiveData(I2C0); - while(TIMEOUT<10000&&!I2C_CheckEvent(I2C0,I2C_EVENT_MASTER_BYTE_RECEIVED)) - TIMEOUT++; - if(TIMEOUT>=10000) - { - //printf("ERROR6\r\n"); - return -410; - } - - TIMEOUT=0; - Data[2]=I2C_ReceiveData(I2C0); - while(TIMEOUT<10000&&!I2C_CheckEvent(I2C0,I2C_EVENT_MASTER_BYTE_RECEIVED)) - TIMEOUT++; - if(TIMEOUT>=10000) - { - //printf("ERROR7\r\n"); - return -410; - } - - - - - - I2C_AcknowledgeConfig(I2C0,DISABLE); - Data[3]=I2C_ReceiveData(I2C0); - while(TIMEOUT<10000&&!I2C_CheckEvent(I2C0,I2C_EVENT_MASTER_BYTE_RECEIVED)) - TIMEOUT++; - if(TIMEOUT>=10000) - { - //printf("ERROR11\r\n"); - return -410; - } - - - I2C_GenerateSTOP(I2C0,ENABLE); - I2C_AcknowledgeConfig(I2C0,ENABLE); - //printf("data:%x,%x,%x\r\n",Data[0],Data[1],Data[2]); - inttemp_ir=(int)((Data[0]+Data[1]*255)*0.2-2731.5); -// printf("temp:%d\r\n",inttemp_ir); - - - if(inttemp_ir<-400) - inttemp_ir=-400; - if(inttemp_ir>850) - inttemp_ir=850; -// - return inttemp_ir; -} \ No newline at end of file diff --git a/src/gd32e23x_it.c b/src/gd32e23x_it.c index 79c21c5..a9af911 100644 --- a/src/gd32e23x_it.c +++ b/src/gd32e23x_it.c @@ -38,7 +38,7 @@ OF SUCH DAMAGE. #include "systick.h" #include "ultrasonic_driver.h" -__IO uint32_t capture_value; +__IO uint32_t g_capture_value; /*! \brief this function handles NMI exception @@ -102,6 +102,12 @@ void SysTick_Handler(void) { } +/** + * @brief This function handles TIMER5 interrupt request. + * @param[in] none + * @param[out] none + * @retval None + */ void TIMER5_IRQHandler(void) { if (timer_interrupt_flag_get(LED_TIMER, TIMER_INT_FLAG_UP) == SET) { @@ -119,6 +125,12 @@ void TIMER5_IRQHandler(void) { } } +/** + * @brief This function handles TIMER15 interrupt request. + * @param[in] none + * @param[out] none + * @retval None + */ void TIMER15_IRQHandler(void) { if (timer_interrupt_flag_get(TIMER15, TIMER_INT_FLAG_UP) == SET) { @@ -130,11 +142,17 @@ void TIMER15_IRQHandler(void) { } } +/** + * @brief This function handles external lines 0 to 1 interrupt request + * @param[in] none + * @param[out] none + * @retval None + */ void EXTI0_1_IRQHandler(void) { if (exti_interrupt_flag_get(EXTI_0) == SET) { exti_interrupt_flag_clear(EXTI_0); - capture_value = timer_channel_capture_value_register_read(TIMER16, TIMER_CH_0); + g_capture_value = timer_channel_capture_value_register_read(TIMER16, TIMER_CH_0); timer_disable(TIMER16); exti_interrupt_disable(EXTI_0); } diff --git a/src/main.c b/src/main.c index 191566d..d928536 100644 --- a/src/main.c +++ b/src/main.c @@ -13,7 +13,7 @@ #include "ultrasonic_driver.h" #include "mlx90614.h" -extern uint32_t capture_value; +extern uint32_t g_capture_value; uint16_t distance_uint16; /*! @@ -27,8 +27,8 @@ int main(void) /* configure systick */ systick_config(); /* configure ultrasonic board hardware */ - ultrasonic_transmit_config(); - ultrasonic_receive_config(); + UltraSonic_Transmit_Config(); + UltraSonic_Receive_Config(); MLX90614_I2CConfig(); @@ -49,13 +49,13 @@ int main(void) { delay_ms(ULTRASONIC_TRAN_US); - ultrasonic_pwm_out_cycles(ULTRASONIC_CYCLES); + UltraSonic_PwmOut_Cycles(ULTRASONIC_CYCLES); delay_ms(2); - printf("cap_val:%ld\t", capture_value); + printf("cap_val:%ld\t", g_capture_value); - const char* result = (capture_value <= CAPTURE_VALUE_MAX) ? "Distance: %d\t" : "Over Range\t"; - distance_uint16 = calculate_distance(capture_value); + const char* result = (g_capture_value <= CAPTURE_VALUE_MAX) ? "Distance: %d\t" : "Over Range\t"; + distance_uint16 = UltraSonic_CalcDistance(g_capture_value); printf(result, distance_uint16); printf("Temp:%d\n", MLX90614_GetObjectTemperature()); diff --git a/src/mlx90614.c b/src/mlx90614.c index 5e63364..e2af93a 100644 --- a/src/mlx90614.c +++ b/src/mlx90614.c @@ -7,6 +7,12 @@ #include "systick.h" #include +/** + * @brief This function configure the I2C peripheral & GPIO + * @param[in] none + * @param[out] none + * @retval None + */ void MLX90614_I2CConfig(void) { rcu_periph_clock_enable(RCU_IR_GPIO); rcu_periph_clock_enable(RCU_I2C); @@ -27,6 +33,12 @@ void MLX90614_I2CConfig(void) { i2c_ack_config(IR_I2C, I2C_ACK_ENABLE); } +/** + * @brief This function read object temperature + * @param[in] none + * @param[out] temp_raw: object temperature + * @retval None + */ uint16_t MLX90614_GetObjectTemperature(void) { uint8_t data[3] = {0}; uint16_t temp_raw = 0; diff --git a/src/ultrasonic_driver.c b/src/ultrasonic_driver.c index 2e94639..2a8061c 100644 --- a/src/ultrasonic_driver.c +++ b/src/ultrasonic_driver.c @@ -54,7 +54,7 @@ void usart_config(void) usart_enable(USART0_PHY); } -void ultrasonic_config(void) +void UltraSonic_GPIO_Config(void) { rcu_periph_clock_enable(US_TRAN_GPIO_RCU); @@ -92,14 +92,14 @@ void ultrasonic_config(void) timer_interrupt_enable(US_TRAN_TIMER, TIMER_INT_UP); } -void ultrasonic_transmit_config(void) +void UltraSonic_Transmit_Config(void) { led_config(); usart_config(); - ultrasonic_config(); + UltraSonic_GPIO_Config(); } -void ultrasonic_pwm_out_cycles(const uint8_t cycles) +void UltraSonic_PwmOut_Cycles(const uint8_t cycles) { uint8_t current_cycle = 0; @@ -123,7 +123,7 @@ void ultrasonic_pwm_out_cycles(const uint8_t cycles) // } } -void ultrasonic_transmit_delay(const uint16_t micro_second) +void UltraSonic_Transmit_Delay(const uint16_t micro_second) { rcu_periph_clock_enable(US_TRAN_DELAY_RCU); timer_deinit(US_TRAN_DELAY_TIMER); @@ -143,7 +143,7 @@ void ultrasonic_transmit_delay(const uint16_t micro_second) nvic_irq_enable(TIMER15_IRQn, 1U); } -void receive_exti_config(void) +void UltraSonic_ReceExti_Config(void) { rcu_periph_clock_enable(US_FB_GPIO_RCU); rcu_periph_clock_enable(US_FB_EXTI_RCU); @@ -158,7 +158,7 @@ void receive_exti_config(void) // exti_interrupt_enable(EXTI_0); } -void ultrasonic_echo_timer_config(void) +void UltraSonic_EchoTimer_Config(void) { rcu_periph_clock_enable(US_ECHO_RCU); timer_deinit(US_ECHO_TIMER); @@ -182,14 +182,14 @@ void ultrasonic_echo_timer_config(void) timer_input_capture_config(US_ECHO_TIMER, US_ECHO_CH, &timer_icinitpara); } -void ultrasonic_receive_config(void) +void UltraSonic_Receive_Config(void) { - ultrasonic_transmit_delay(TIME_CORRECTION_US); - receive_exti_config(); - ultrasonic_echo_timer_config(); + UltraSonic_Transmit_Delay(TIME_CORRECTION_US); + UltraSonic_ReceExti_Config(); + UltraSonic_EchoTimer_Config(); } -uint16_t calculate_distance(uint32_t us_value) +uint16_t UltraSonic_CalcDistance(uint32_t us_value) { uint16_t distace = (TIME_CORRECTION_US + us_value) * 17; /*