From c90ecf05f94b925a74ac1d236b247d8434a7f109 Mon Sep 17 00:00:00 2001
From: yelvlab <wanghao19950516@gmail.com>
Date: Wed, 11 Dec 2024 14:30:26 +0800
Subject: [PATCH] recevice function

---
 cmake/toolchain.cmake |  9 +++--
 inc/main.h            |  1 +
 src/main.c            | 87 ++++++++++++++++++++++++++++++++++++++++++-
 3 files changed, 92 insertions(+), 5 deletions(-)

diff --git a/cmake/toolchain.cmake b/cmake/toolchain.cmake
index 74d621c..a458c87 100644
--- a/cmake/toolchain.cmake
+++ b/cmake/toolchain.cmake
@@ -94,9 +94,12 @@ set(TARGET_CFLAGS_HARDWARE "-mcpu=cortex-m23 -mfloat-abi=soft -mthumb -mthumb-in
 #set(CMAKE_C_FLAGS_DEBUG     "-DDEBUG=0 -O0 -g")
 #set(CMAKE_CXX_FLAGS_DEBUG   "-DDEBUG=0 -O0 -g")
 #set(CMAKE_ASM_FLAGS_DEBUG   "-DDEBUG=0 -O0 -g")
-set(CMAKE_C_FLAGS_DEBUG     "-DDEBUG=0 -Os -g")
-set(CMAKE_CXX_FLAGS_DEBUG   "-DDEBUG=0 -Os -g")
-set(CMAKE_ASM_FLAGS_DEBUG   "-DDEBUG=0 -Os -g")
+set(CMAKE_C_FLAGS_DEBUG     "-DDEBUG=0 -O2 -g")
+set(CMAKE_CXX_FLAGS_DEBUG   "-DDEBUG=0 -O2 -g")
+set(CMAKE_ASM_FLAGS_DEBUG   "-DDEBUG=0 -O2 -g")
+#set(CMAKE_C_FLAGS_DEBUG     "-DDEBUG=0 -Os -g")
+#set(CMAKE_CXX_FLAGS_DEBUG   "-DDEBUG=0 -Os -g")
+#set(CMAKE_ASM_FLAGS_DEBUG   "-DDEBUG=0 -Os -g")
 
 # RELEASE
 set(CMAKE_C_FLAGS_RELEASE        "-DNDEBUG -O3") #  -flto
diff --git a/inc/main.h b/inc/main.h
index aa626bc..e899813 100644
--- a/inc/main.h
+++ b/inc/main.h
@@ -43,5 +43,6 @@ OF SUCH DAMAGE.
 #define LED_IRQ             TIMER16_IRQn
 
 void led_config(void);
+void iicReceiveData(void);
 
 #endif /* MAIN_H */
diff --git a/src/main.c b/src/main.c
index 7c816e7..280706e 100644
--- a/src/main.c
+++ b/src/main.c
@@ -40,6 +40,34 @@ void led_config(void)
     nvic_irq_enable(LED_IRQ, 2);
 }
 
+void iicReceiveData(void)
+{
+    uint16_t data[3] = {0};
+    i2c_start_on_bus(I2C0);
+    // i2c_stop_on_bus(I2C0);
+    printf("5\r\n");
+    while (!i2c_flag_get(I2C0, I2C_FLAG_SBSEND));
+    i2c_master_addressing(I2C0, LDC1612_ADDR, I2C_RECEIVER);
+    printf("6\r\n");
+    while (!i2c_flag_get(I2C0, I2C_FLAG_ADDSEND));
+    i2c_flag_clear(I2C0, I2C_FLAG_ADDSEND);
+    printf("7\r\n");
+    i2c_ack_config(I2C0, I2C_ACK_DISABLE);
+    while (!i2c_flag_get(I2C0, I2C_FLAG_RBNE));
+    data[0] = i2c_data_receive(I2C0);
+    while (!i2c_flag_get(I2C0, I2C_FLAG_RBNE));
+    data[1] = i2c_data_receive(I2C0);
+    while (!i2c_flag_get(I2C0, I2C_FLAG_RBNE));
+    data[2] = i2c_data_receive(I2C0);
+
+    i2c_stop_on_bus(I2C0);
+    i2c_ack_config(I2C0, I2C_ACK_ENABLE);
+
+    printf("data[0] = %x\r\n", data[0]);
+    printf("data[1] = %x\r\n", data[1]);
+    printf("data[2] = %x\r\n", data[2]);
+}
+
 /*!
     \brief      main function
     \param[in]  none
@@ -59,14 +87,69 @@ int main(void)
     printf("XLSW-3DP-LDC1612! V0.0.1\r\n");
     printf("\r\n");
 
-    I2C_scan();
-    LDC1612_read_sensor_infomation();
+    uint16_t data[3] = {0};
+
+    // I2C _scan();
+
+    delay_ms(1000);
+
+    // while (i2c_flag_get(I2C0, I2C_FLAG_I2CBSY));
+    // i2c_start_on_bus(I2C0);
+    // printf("1\r\n");
+    // while (!i2c_flag_get(I2C0, I2C_FLAG_SBSEND));
+    // i2c_master_addressing(I2C0, LDC1612_ADDR, I2C_TRANSMITTER);
+    // printf("2\r\n");
+    // while (!i2c_flag_get(I2C0, I2C_FLAG_ADDSEND));
+    // i2c_flag_clear(I2C0, I2C_FLAG_ADDSEND);
+    // printf("3\r\n");
+    // while (!i2c_flag_get(I2C0, I2C_FLAG_TBE));
+    // i2c_data_transmit(I2C0, 0x7E);
+    // printf("4\r\n");
+    //
+    // // delay_us(2);
+    // while (!i2c_flag_get(I2C0, I2C_FLAG_TBE));
+    //
+    // // i2c_start_on_bus(I2C0);
+    // i2c_stop_on_bus(I2C0);
+
+
+    // printf("5\r\n");
+    // while (!i2c_flag_get(I2C0, I2C_FLAG_SBSEND));
+    // i2c_master_addressing(I2C0, LDC1612_ADDR, I2C_RECEIVER);
+    // printf("6\r\n");
+    // while (!i2c_flag_get(I2C0, I2C_FLAG_ADDSEND));
+    // i2c_flag_clear(I2C0, I2C_FLAG_ADDSEND);
+    // printf("7\r\n");
+    // i2c_ack_config(I2C0, I2C_ACK_DISABLE);
+    // while (!i2c_flag_get(I2C0, I2C_FLAG_RBNE));
+    // data[0] = i2c_data_receive(I2C0);
+    // while (!i2c_flag_get(I2C0, I2C_FLAG_RBNE));
+    // data[1] = i2c_data_receive(I2C0);
+    // while (!i2c_flag_get(I2C0, I2C_FLAG_RBNE));
+    // data[2] = i2c_data_receive(I2C0);
+
+    //
+    // i2c_stop_on_bus(I2C0);
+    //
+    // i2c_ack_config(I2C0, I2C_ACK_ENABLE);
+    //
+    // printf("data[0] = %x\r\n", data[0]);
+    // printf("data[1] = %x\r\n", data[1]);
+    // printf("data[2] = %x\r\n", data[2]);
+
+
+
+
+    iicReceiveData();
 
 
 
 
 
     while(1){
+        printf("OK!!!\r\n");
+
+        delay_ms(1000);
     }
 }