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63 lines
1.2 KiB
63 lines
1.2 KiB
#include <stdio.h> |
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#include "pico/stdlib.h" |
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#include "hardware/spi.h" |
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#include "hardware/dma.h" |
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#include "hardware/pio.h" |
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#include "hardware/timer.h" |
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#include "epd0.h" |
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#include "epd/epd_4p2mono.h" |
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/* Function Declarations */ |
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static bool timer_callback(repeating_timer_t *timer); |
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/* Function Definitions */ |
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static inline void spi_cs_assert() |
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{ |
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gpio_put(EPD0_PIN_CS, 0); |
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} |
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static inline void spi_cs_deassert() |
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{ |
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gpio_put(EPD0_PIN_CS, 1); |
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} |
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static inline void spi_write_byte(uint8_t b) |
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{ |
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spi_cs_assert(); |
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spi_write_blocking(EPD0_SPI_PORT, &b, 1); |
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spi_cs_deassert(); |
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} |
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static inline void spi_read_busy() |
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{ |
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do |
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{ |
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spi_write_byte(0x71); |
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} |
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while (gpio_get(EPD0_PIN_BUSY)); |
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} |
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int main() |
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{ |
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repeating_timer_t timer; |
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stdio_init_all(); |
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epd0_init(); |
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epd_4p2mono_init(&epd0); |
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epd_4p2mono_clear(&epd0); |
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epd_4p2mono_testpattern(&epd0); |
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epd_4p2mono_testimg(&epd0); |
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// Timer example code - This example fires off the callback after 2000ms |
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add_repeating_timer_ms(2000, timer_callback, NULL, &timer); |
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for(;;); |
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return 0; |
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} |
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static bool timer_callback(repeating_timer_t *timer) |
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{ |
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// Put your timeout handler code in here |
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puts("Hello, world!"); |
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return true; |
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} |