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detect MCU flash size to config diff usart

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This commit is contained in:
yelvlab
2025-08-21 00:39:30 +08:00
parent b6485c5c39
commit b78c1e416a
8 changed files with 138 additions and 13 deletions
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30
Inc/board_config.h
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@@ -1,6 +1,10 @@
#ifndef BOARD_CONFIG_H
#define BOARD_CONFIG_H
#define GD32E23XF4 0x10
#define GD32E23XF6 0x20
#define GD32E23XF8 0x40
/* >>>>>>>>>>>>>>>>>>>>[RS485 PHY DEFINE]<<<<<<<<<<<<<<<<<<<< */
// #define RS485_MAX13487 // RS485 PHY : MAX13487 (AutoDir)
@@ -23,6 +27,23 @@
/******************************************************************************/
/* Dynamic USART Configuration Structure */
typedef struct {
uint32_t rcu_usart;
uint32_t usart_periph;
IRQn_Type irq_type;
void (*irq_handler)(void); // 函数指针：指向中断处理函数
} usart_config_t;
extern usart_config_t g_usart_config;
extern uint8_t g_mcu_flash_size;
/* USART中断处理函数声明 */
void usart0_irq_handler(void);
void usart1_irq_handler(void);
/******************************************************************************/
#define RCU_GPIO_I2C RCU_GPIOF
#define RCU_I2C RCU_I2C0
#define I2C_SCL_PORT GPIOF
@@ -41,16 +62,19 @@
/******************************************************************************/
#define RS485_RCU RCU_USART0
#define RS485_RCU (g_usart_config.rcu_usart)
#define RS485_GPIO_RCU RCU_GPIOA
#define RS485_GPIO_PORT GPIOA
#define RS485_TX_PIN GPIO_PIN_2
#define RS485_RX_PIN GPIO_PIN_3
#define RS485_PHY USART0
#define RS485_PHY (g_usart_config.usart_periph)
#define RS485_BAUDRATE 115200U
#define RS485_EN_PIN GPIO_PIN_1
#define RS485_IRQ USART0_IRQn
#define RS485_IRQ (g_usart_config.irq_type)
/******************************************************************************/
void mcu_detect_and_config(void);
uint8_t get_flash_size(void);
#endif //BOARD_CONFIG_H