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example/modbus_master: fix the assert for uart_set_pin

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Signed-off-by: aleks <aleks@espressif.com>

Closes https://github.com/espressif/esp-idf/pull/8607
This commit is contained in:
Elbert van de Put 2022-03-18 18:26:42 +01:00 committed by Alex Lisitsyn
parent 47424affaf
commit 217d2d0775
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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@ -282,14 +282,14 @@ static esp_err_t master_init(void)
// Set UART pin numbers
err = uart_set_pin(MB_PORT_NUM, CONFIG_MB_UART_TXD, CONFIG_MB_UART_RXD,
CONFIG_MB_UART_RTS, UART_PIN_NO_CHANGE);
MB_RETURN_ON_FALSE((err == ESP_OK), ESP_ERR_INVALID_STATE, TAG,
"mb serial set pin failure, uart_set_pin() returned (0x%x).", (uint32_t)err);
err = mbc_master_start();
MB_RETURN_ON_FALSE((err == ESP_OK), ESP_ERR_INVALID_STATE, TAG,
"mb controller start fail, returns(0x%x).",
(uint32_t)err);
MB_RETURN_ON_FALSE((err == ESP_OK), ESP_ERR_INVALID_STATE, TAG,
"mb serial set pin failure, uart_set_pin() returned (0x%x).", (uint32_t)err);
// Set driver mode to Half Duplex
err = uart_set_mode(MB_PORT_NUM, UART_MODE_RS485_HALF_DUPLEX);
MB_RETURN_ON_FALSE((err == ESP_OK), ESP_ERR_INVALID_STATE, TAG,