mirror of
https://github.com/Fishwaldo/bl_mcu_sdk.git
synced 2025-07-11 15:28:53 +00:00
d6fab307bf
* Add flash driver and init in boards. * Add timeout for all poll wait apis * Add 808 d0 startup to bringup * Update lhal device tables * Update demos
58 lines
1.4 KiB
C
58 lines
1.4 KiB
C
#include "bflb_mtimer.h"
|
|
#include "bflb_uart.h"
|
|
#include "board.h"
|
|
|
|
struct bflb_device_s *uartx;
|
|
static uint8_t uart_txbuf[128] = { 0 };
|
|
|
|
static uint8_t lse_int_flag = 0;
|
|
|
|
void uart_isr(int irq, void *arg)
|
|
{
|
|
uint32_t intstatus = bflb_uart_get_intstatus(uartx);
|
|
|
|
if (intstatus & UART_INTSTS_RX_LSE) {
|
|
bflb_uart_int_clear(uartx, UART_INTCLR_RX_LSE);
|
|
lse_int_flag++;
|
|
printf("enter rx lse interrupt");
|
|
}
|
|
}
|
|
|
|
int main(void)
|
|
{
|
|
board_init();
|
|
board_uartx_gpio_init();
|
|
|
|
uartx = bflb_device_get_by_name(DEFAULT_TEST_UART);
|
|
|
|
struct bflb_uart_config_s cfg;
|
|
|
|
cfg.baudrate = 2000000;
|
|
cfg.data_bits = UART_DATA_BITS_8;
|
|
cfg.stop_bits = UART_STOP_BITS_1;
|
|
cfg.parity = UART_PARITY_NONE;
|
|
cfg.flow_ctrl = 0;
|
|
cfg.tx_fifo_threshold = 7;
|
|
cfg.rx_fifo_threshold = 7;
|
|
|
|
|
|
bflb_uart_errint_mask(uartx, false);
|
|
bflb_irq_attach(uartx->irq_num, uart_isr, NULL);
|
|
bflb_irq_enable(uartx->irq_num);
|
|
|
|
bflb_uart_feature_control(uartx, UART_CMD_SET_BREAK_VALUE, 4);
|
|
bflb_uart_feature_control(uartx, UART_CMD_SET_TX_LIN_VALUE, 1);
|
|
bflb_uart_feature_control(uartx, UART_CMD_SET_RX_LIN_VALUE, 1);
|
|
|
|
bflb_uart_init(uartx, &cfg);
|
|
|
|
bflb_uart_putchar(uartx, 0xff);
|
|
bflb_uart_putchar(uartx, 0x1);
|
|
|
|
while (1) {
|
|
if (lse_int_flag) {
|
|
lse_int_flag = 0;
|
|
printf("RX lin error interrupt\n");
|
|
}
|
|
}
|
|
}
|