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[STM32L476] bsp code, support for rs485,watchdog and can

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This commit is contained in:
张超杰
2025-03-24 09:30:54 +08:00
parent 6e83d451eb
commit 60f3679e60
17 changed files with 721 additions and 31 deletions
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Ubiquitous/XiZi_IIoT/board/stm32l476rgt6/third_party_driver/uart/connect_usart.c
+34 -3
View File
@@ -20,7 +20,6 @@ Modification:
#include <board.h>
#include <connect_usart.h>
#define BSP_USING_UART1
#if defined(BSP_USING_UART1)
UART_HandleTypeDef huart1;
#endif
@@ -416,8 +415,6 @@ static int SerialGetChar(struct SerialHardwareDevice *serial_dev)
if (serial_hw_cfg->uart_device->Instance->ISR & UART_FLAG_RXNE) {
ch = serial_hw_cfg->uart_device->Instance->RDR & 0xff;
}
// uint8_t data = serial_hw_cfg->uart_device->Instance->RDR;
// HAL_UART_Receive(serial_hw_cfg->uart_device, &ch, 1, 100);
return ch;
}
@@ -741,3 +738,37 @@ int HwUsartInit(void)
return ret;
}
#ifdef TEST_RS485
static struct Bus *bus;
static struct HardwareDev *dev;
static struct Driver *drv;
void RS485Test(void)
{
x_err_t ret = EOK;
bus = BusFind(SERIAL_BUS_NAME_4);
dev = BusFindDevice(bus, SERIAL_4_DEVICE_NAME_0);
drv = BusFindDriver(bus, SERIAL_DRV_NAME_4);
struct BusConfigureInfo configure_info;
configure_info.configure_cmd = OPE_INT;
struct SerialCfgParam serial_cfg;
memset(&serial_cfg, 0, sizeof(struct SerialCfgParam));
configure_info.private_data = &serial_cfg;
ret = BusDrvConfigure(drv, &configure_info);
struct BusBlockWriteParam write_param;
memset(&write_param, 0, sizeof(struct BusBlockWriteParam));
uint8 write_data[] = "Message from stm32L476 by RS485(UART5)";
write_param.buffer = (void *)write_data;
write_param.size = sizeof(write_data);
BusDevWriteData(dev, &write_param);
}
SHELL_EXPORT_CMD(SHELL_CMD_PERMISSION(0)|SHELL_CMD_TYPE(SHELL_TYPE_CMD_MAIN),
RS485Test, RS485Test, open uart device and use rs485 write_read parameters);
#endif