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#include "common/mbuf.h" | |
#include "common/platform.h" | |
#include "mgos.h" | |
#include "mgos_uart.h" | |
#include "mgos_timers.h" | |
/* | |
* GPIO pin numbers, default values depend on UART number. | |
* | |
* UART 0: Rx: 3, Tx: 1, CTS: 19, RTS: 22 | |
* UART 1: Rx: 25, Tx: 26, CTS: 27, RTS: 13 | |
* UART 2: Rx: 16, Tx: 17, CTS: 14, RTS: 15 | |
*/ | |
#define UART_NUM 1 | |
static void uart_dispatcher(int uart_no, void *arg) { | |
assert(uart_no == UART_NUM); | |
size_t rx_av = mgos_uart_read_avail(uart_no); | |
if (rx_av > 0) { | |
struct mbuf rxb; | |
mbuf_init(&rxb, 0); | |
mgos_uart_read_mbuf(uart_no, &rxb, rx_av); | |
if (rxb.len > 0) { | |
LOG(LL_DEBUG, ("%.*s", (int) rxb.len, rxb.buf)); | |
} | |
mbuf_free(&rxb); | |
} | |
(void) arg; | |
} | |
enum mgos_app_init_result mgos_app_init(void) { | |
cs_log_set_level(LL_DEBUG); | |
struct mgos_uart_config cfg = { | |
.baud_rate = 115200, | |
.num_data_bits = 8, | |
.parity = MGOS_UART_PARITY_NONE, | |
.stop_bits = MGOS_UART_STOP_BITS_1, | |
/*.dev = { | |
.tx_gpio = 4, | |
.rx_gpio = 36 | |
}*/ | |
}; | |
mgos_uart_config_set_defaults(UART_NUM, &cfg); | |
if (!mgos_uart_configure(UART_NUM, &cfg)) { | |
return MGOS_APP_INIT_ERROR; | |
} | |
mgos_uart_set_dispatcher(UART_NUM, uart_dispatcher, NULL /* arg */); | |
mgos_uart_set_rx_enabled(UART_NUM, true); | |
return MGOS_APP_INIT_SUCCESS; | |
} |
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