diff options
Diffstat (limited to 'quantum')
| -rw-r--r-- | quantum/quantum.h | 33 |
1 files changed, 0 insertions, 33 deletions
diff --git a/quantum/quantum.h b/quantum/quantum.h index 7c2dcaa829..7c546b5152 100644 --- a/quantum/quantum.h +++ b/quantum/quantum.h @@ -200,39 +200,6 @@ extern layer_state_t layer_state; # include "usbpd.h" #endif -// Function substitutions to ease GPIO manipulation -#if defined(__AVR__) - -/* The AVR series GPIOs have a one clock read delay for changes in the digital input signal. - * But here's more margin to make it two clocks. */ -# if !defined(GPIO_INPUT_PIN_DELAY) -# define GPIO_INPUT_PIN_DELAY 2 -# endif -# define waitInputPinDelay() wait_cpuclock(GPIO_INPUT_PIN_DELAY) - -#elif defined(__ARMEL__) || defined(__ARMEB__) - -/* For GPIOs on ARM-based MCUs, the input pins are sampled by the clock of the bus - * to which the GPIO is connected. - * The connected buses differ depending on the various series of MCUs. - * And since the instruction execution clock of the CPU and the bus clock of GPIO are different, - * there is a delay of several clocks to read the change of the input signal. - * - * Define this delay with the GPIO_INPUT_PIN_DELAY macro. - * If the GPIO_INPUT_PIN_DELAY macro is not defined, the following default values will be used. - * (A fairly large value of 0.25 microseconds is set.) - */ -# if !defined(GPIO_INPUT_PIN_DELAY) -# if defined(STM32_SYSCLK) -# define GPIO_INPUT_PIN_DELAY (STM32_SYSCLK / 1000000L / 4) -# elif defined(KINETIS_SYSCLK_FREQUENCY) -# define GPIO_INPUT_PIN_DELAY (KINETIS_SYSCLK_FREQUENCY / 1000000L / 4) -# endif -# endif -# define waitInputPinDelay() wait_cpuclock(GPIO_INPUT_PIN_DELAY) - -#endif - // For tri-layer void update_tri_layer(uint8_t layer1, uint8_t layer2, uint8_t layer3); layer_state_t update_tri_layer_state(layer_state_t state, uint8_t layer1, uint8_t layer2, uint8_t layer3); |