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example/modbus_master: fix the assert for uart_set_pin (backport v4.1)

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Alex Lisitsyn 2022-10-08 19:08:14 +08:00 committed by morris
parent 85c878acc5
commit b17494c223
1 changed files with 2 additions and 2 deletions
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4
examples/protocols/modbus/serial/mb_master/main/master.c
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@ -242,14 +242,14 @@ static esp_err_t master_init(void)
// Set UART pin numbers // Set UART pin numbers
err = uart_set_pin(MB_PORT_NUM, CONFIG_MB_UART_TXD, CONFIG_MB_UART_RXD, err = uart_set_pin(MB_PORT_NUM, CONFIG_MB_UART_TXD, CONFIG_MB_UART_RXD,
CONFIG_MB_UART_RTS, UART_PIN_NO_CHANGE); CONFIG_MB_UART_RTS, UART_PIN_NO_CHANGE);
MASTER_CHECK((err == ESP_OK), ESP_ERR_INVALID_STATE,
"mb serial set pin failure, uart_set_pin() returned (0x%x).", (uint32_t)err);
err = mbc_master_start(); err = mbc_master_start();
MASTER_CHECK((err == ESP_OK), ESP_ERR_INVALID_STATE, MASTER_CHECK((err == ESP_OK), ESP_ERR_INVALID_STATE,
"mb controller start fail, returns(0x%x).", "mb controller start fail, returns(0x%x).",
(uint32_t)err); (uint32_t)err);
MASTER_CHECK((err == ESP_OK), ESP_ERR_INVALID_STATE,
"mb serial set pin failure, uart_set_pin() returned (0x%x).", (uint32_t)err);
// Set driver mode to Half Duplex // Set driver mode to Half Duplex
err = uart_set_mode(MB_PORT_NUM, UART_MODE_RS485_HALF_DUPLEX); err = uart_set_mode(MB_PORT_NUM, UART_MODE_RS485_HALF_DUPLEX);
MASTER_CHECK((err == ESP_OK), ESP_ERR_INVALID_STATE, MASTER_CHECK((err == ESP_OK), ESP_ERR_INVALID_STATE,