From 947caf8be9d94713d012443f950e148f8fa6e7c8 Mon Sep 17 00:00:00 2001 From: Marti Bolivar Date: Tue, 5 Jun 2012 18:13:20 -0400 Subject: isButtonPressed(): Take a pin and pressedLevel argument. This allows dealing with push-buttons on pins other than BOARD_BUTTON_PIN. Signed-off-by: Marti Bolivar --- wirish/include/wirish/io.h | 3 ++- wirish/wirish_digital.cpp | 6 +++--- 2 files changed, 5 insertions(+), 4 deletions(-) (limited to 'wirish') diff --git a/wirish/include/wirish/io.h b/wirish/include/wirish/io.h index b5fe3a8..08bbc06 100644 --- a/wirish/include/wirish/io.h +++ b/wirish/include/wirish/io.h @@ -181,7 +181,8 @@ static inline void toggleLED() { * * @see pinMode() */ -uint8 isButtonPressed(); +uint8 isButtonPressed(uint8 pin=BOARD_BUTTON_PIN, + uint32 pressedLevel=BOARD_BUTTON_PRESSED_LEVEL); /** * Wait until the button is pressed and released, timing out if no diff --git a/wirish/wirish_digital.cpp b/wirish/wirish_digital.cpp index 05ce756..2711a33 100644 --- a/wirish/wirish_digital.cpp +++ b/wirish/wirish_digital.cpp @@ -64,10 +64,10 @@ void togglePin(uint8 pin) { #define BUTTON_DEBOUNCE_DELAY 1 -uint8 isButtonPressed() { - if (digitalRead(BOARD_BUTTON_PIN) == BOARD_BUTTON_PRESSED_LEVEL) { +uint8 isButtonPressed(uint8 pin, uint32 pressedLevel) { + if (digitalRead(pin) == pressedLevel) { delay(BUTTON_DEBOUNCE_DELAY); - while (digitalRead(BOARD_BUTTON_PIN) == BOARD_BUTTON_PRESSED_LEVEL) + while (digitalRead(pin) == pressedLevel) ; return true; } -- cgit v1.2.3