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pru: Add support for ADC input

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Signed-off-by: Kevin O'Connor <kevin@koconnor.net>
This commit is contained in:
Kevin O'Connor
2017-05-11 14:53:00 -04:00
parent b85755c0ff
commit c9b6662138
7 changed files with 165 additions and 5 deletions
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8
src/pru/gpio.h
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@@ -19,4 +19,12 @@ struct gpio_in {
struct gpio_in gpio_in_setup(uint8_t pin, int8_t pull_up);
uint8_t gpio_in_read(struct gpio_in g);
struct gpio_adc {
uint8_t chan;
};
struct gpio_adc gpio_adc_setup(uint8_t pin);
uint32_t gpio_adc_sample(struct gpio_adc g);
uint16_t gpio_adc_read(struct gpio_adc g);
void gpio_adc_cancel_sample(struct gpio_adc g);
#endif // gpio.h