47 lines
970 B
C
47 lines
970 B
C
#include <stdio.h>
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#include <string.h>
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#include <peripheral_clk_config.h>
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#include "watch.h"
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#include "spiflash.h"
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// this is a very basic app to confirm that SPI is working, tested with board OSO-MISC-21-017 and a GD25Q16C Flash chip.
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void app_init(void) {
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spi_flash_init();
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uint8_t buf[3] = {1, 2, 3};
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flash_enable();
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spi_flash_command(CMD_ENABLE_WRITE);
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// note that you will need to erase the sector to write different values later:
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// spi_flash_sector_command(CMD_SECTOR_ERASE, 0);
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spi_flash_write_data(0, buf, 3);
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flash_disable();
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}
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void app_wake_from_backup(void) {
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}
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void app_setup(void) {
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}
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void app_prepare_for_standby(void) {
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}
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void app_wake_from_standby(void) {
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}
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bool app_loop(void) {
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uint8_t buf[3] = {0};
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flash_enable();
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// should print 1, 2, 3
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spi_flash_read_data(0, buf, 3);
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printf("data: %x, %x, %x\n", buf[0], buf[1], buf[2]);
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flash_disable();
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delay_ms(100);
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return false;
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}
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