From c22200ceb51dca0d70b89ca471a7704ba826aa80 Mon Sep 17 00:00:00 2001 From: Karl Palsson Date: Wed, 23 Nov 2016 17:36:01 +0000 Subject: [PATCH] stm32f4: clarify input mode comment Based on irc discussion, make the comment more accurately reflect what the code is doing. --- examples/stm32/f4/stm32f4-discovery/button/button.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/examples/stm32/f4/stm32f4-discovery/button/button.c b/examples/stm32/f4/stm32f4-discovery/button/button.c index 8187278..c5fd3ca 100644 --- a/examples/stm32/f4/stm32f4-discovery/button/button.c +++ b/examples/stm32/f4/stm32f4-discovery/button/button.c @@ -43,7 +43,7 @@ static void button_setup(void) /* Enable GPIOA clock. */ rcc_periph_clock_enable(RCC_GPIOA); - /* Set GPIO0 (in GPIO port A) to 'input open-drain'. */ + /* Set GPIOA0 to 'input floating'. */ gpio_mode_setup(GPIOA, GPIO_MODE_INPUT, GPIO_PUPD_NONE, GPIO0); }