From 6cc744aa58e2a7bf16ecb46090e6f2739953022f Mon Sep 17 00:00:00 2001 From: morris Date: Tue, 17 Jun 2025 15:15:05 +0800 Subject: [PATCH] fix(rmt): enable internal pull-up resistor for onewire bus --- examples/peripherals/rmt/onewire/main/onewire_example_main.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/examples/peripherals/rmt/onewire/main/onewire_example_main.c b/examples/peripherals/rmt/onewire/main/onewire_example_main.c index d3c3b414b6..0c1d2ba692 100644 --- a/examples/peripherals/rmt/onewire/main/onewire_example_main.c +++ b/examples/peripherals/rmt/onewire/main/onewire_example_main.c @@ -21,6 +21,9 @@ void app_main(void) onewire_bus_handle_t bus; onewire_bus_config_t bus_config = { .bus_gpio_num = EXAMPLE_ONEWIRE_BUS_GPIO, + .flags = { + .en_pull_up = true, // enable the internal pull-up resistor in case the external device didn't have one + } }; onewire_bus_rmt_config_t rmt_config = { .max_rx_bytes = 10, // 1byte ROM command + 8byte ROM number + 1byte device command