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feat(uart): fixes loopback function after IDF changes #11492

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Merged
merged 5 commits into from
Jun 21, 2025
Merged

feat(uart): fixes loopback function after IDF changes #11492

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c355ad3
feat(uart): fixes loopback function after IDF changes
SuGlider Jun 21, 2025
b966275
feat(uart): adds missing include file
SuGlider Jun 21, 2025
f704598
feat(uart): removes not necessary part of the code
SuGlider Jun 21, 2025
0301a25
fix(uart): commentaries style fix
SuGlider Jun 21, 2025
4df11ef
ci(pre-commit): Apply automatic fixes
pre-commit-ci-lite[bot] Jun 21, 2025
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ci(pre-commit): Apply automatic fixes
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@pre-commit-ci-lite
pre-commit-ci-lite[bot] authored Jun 21, 2025
commit 4df11efba181950c38b67070d06dd205da06edae
8 changes: 4 additions & 4 deletions cores/esp32/esp32-hal-uart.c
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Original file line number Diff line number Diff line change
Expand Up @@ -1399,10 +1399,10 @@ void uart_internal_loopback(uint8_t uartNum, int8_t rxPin) {
return;
}
// forces rxPin to use GPIO Matrix and setup the pin to receive UART TX Signal - IDF 5.4.1 Change with uart_release_pin()
gpio_func_sel((gpio_num_t) rxPin, PIN_FUNC_GPIO);
gpio_pullup_en((gpio_num_t) rxPin);
gpio_input_enable((gpio_num_t) rxPin);
esp_rom_gpio_connect_in_signal(rxPin, uart_periph_signal[uartNum].pins[SOC_UART_RX_PIN_IDX].signal, false);
gpio_func_sel((gpio_num_t)rxPin, PIN_FUNC_GPIO);
gpio_pullup_en((gpio_num_t)rxPin);
gpio_input_enable((gpio_num_t)rxPin);
esp_rom_gpio_connect_in_signal(rxPin, uart_periph_signal[uartNum].pins[SOC_UART_RX_PIN_IDX].signal, false);
esp_rom_gpio_connect_out_signal(rxPin, uart_periph_signal[uartNum].pins[SOC_UART_TX_PIN_IDX].signal, false, false);
}

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