Mateusz Grzywacz
/
FastIO
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Diff: Devices/FastIO_STM32L073XX.h
- Revision:
- 21:a1dfa6c65400
- Child:
- 23:23a43a288e2c
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/Devices/FastIO_STM32L073XX.h Tue Sep 20 09:28:40 2016 +0000
@@ -0,0 +1,25 @@
+#if defined(STM32L073xx)
+
+#include "mbed.h"
+#include "pinmap.h"
+
+typedef struct {
+ uint32_t mask;
+} fastio_vars;
+
+#define PINMASK (1 << STM_PIN(pin))
+#define PORT ((GPIO_TypeDef *)(GPIOA_BASE + 0x0400 * STM_PORT(pin)))
+
+#define INIT_PIN RCC->IOPENR |= (1 << STM_PORT(pin)); (PORT->MODER &= ~(GPIO_MODER_MODE0_1 << (STM_PIN(pin) * 2))); container.mask = PINMASK
+#define DESTROY_PIN
+
+#define SET_DIR_INPUT (PORT->MODER &= ~(GPIO_MODER_MODE0_0 << (STM_PIN(pin) * 2)))
+#define SET_DIR_OUTPUT (PORT->MODER |= (GPIO_MODER_MODE0_0 << (STM_PIN(pin) * 2)))
+#define SET_MODE(pull) pin_mode(pin, pull);
+
+#define WRITE_PIN_SET (PORT->BSRR = PINMASK)
+#define WRITE_PIN_CLR (PORT->BRR = PINMASK)
+
+#define READ_PIN ((PORT->IDR & container.mask) ? 1 : 0)
+
+#endif
\ No newline at end of file