107 lines
2.6 KiB
C
107 lines
2.6 KiB
C
#include <stdio.h>
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#include <stdlib.h>
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#include <time.h>
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#include <sys/time.h>
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#include <string.h>
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#include <errno.h>
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#include <unistd.h>
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#include "ssd1306.h"
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#define GPIO_DC 82 /* SODIMM 32 */
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#define GPIO_RES 31 /* SODIMM 67 */
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#define SPI_DEVICE 1
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#define CHIP_SELECT 0
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char value[10] = {'0', '1', '2', '3', '4', '5', '6', '7', '8', '9'};
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int main(int argc,char **argv)
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{
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time_t now;
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struct tm *timenow;
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ssd1306 *oled;
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printf("OLED Test Program !!!\n");
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oled = malloc(sizeof(ssd1306));
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if (!oled)
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exit(ENOMEM);
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oled->dc = libsoc_gpio_request(GPIO_DC, LS_SHARED);
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oled->res = libsoc_gpio_request(GPIO_RES, LS_SHARED);
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if (oled->dc == NULL || oled->res == NULL)
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goto fail;
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libsoc_gpio_set_direction(oled->dc, OUTPUT);
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libsoc_gpio_set_direction(oled->res, OUTPUT);
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if (libsoc_gpio_get_direction(oled->dc) != OUTPUT ||
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libsoc_gpio_get_direction(oled->res) != OUTPUT) {
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printf("Failed to set direction to OUTPUT\n");
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goto fail;
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}
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oled->switch_capvcc = 0;
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oled->spi_dev = libsoc_spi_init(SPI_DEVICE, CHIP_SELECT);
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if (!oled->spi_dev) {
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printf("Failed to get spidev device!\n");
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return EXIT_FAILURE;
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}
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libsoc_spi_set_mode(oled->spi_dev, MODE_0);
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libsoc_spi_get_mode(oled->spi_dev);
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libsoc_spi_set_speed(oled->spi_dev, 2000000);
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libsoc_spi_get_speed(oled->spi_dev);
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libsoc_spi_set_bits_per_word(oled->spi_dev, BITS_8);
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libsoc_spi_get_bits_per_word(oled->spi_dev);
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SSD1306_begin(oled);
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SSD1306_clear(oled);
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while(1) {
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time(&now);
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timenow = localtime(&now);
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SSD1306_bitmap(oled, 0, 2, Singal816, 16, 8);
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SSD1306_bitmap(oled, 24, 2, Bluetooth88, 8, 8);
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SSD1306_bitmap(oled, 40, 2, Msg816, 16, 8);
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SSD1306_bitmap(oled, 64, 2, GPRS88, 8, 8);
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SSD1306_bitmap(oled, 90, 2, Alarm88, 8, 8);
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SSD1306_bitmap(oled, 112, 2, Bat816, 16, 8);
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SSD1306_string(oled, 0, 52, "MUSIC", 12, 0);
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SSD1306_string(oled, 52, 52, "MENU", 12, 0);
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SSD1306_string(oled, 98, 52, "PHONE", 12, 0);
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SSD1306_char3216(oled, 0,16, value[timenow->tm_hour/10]);
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SSD1306_char3216(oled, 16,16, value[timenow->tm_hour%10]);
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SSD1306_char3216(oled, 32,16, ':');
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SSD1306_char3216(oled, 48,16, value[timenow->tm_min/10]);
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SSD1306_char3216(oled, 64,16, value[timenow->tm_min%10]);
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SSD1306_char3216(oled, 80,16, ':');
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SSD1306_char3216(oled, 96,16, value[timenow->tm_sec/10]);
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SSD1306_char3216(oled, 112,16, value[timenow->tm_sec%10]);
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SSD1306_display(oled);
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}
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libsoc_spi_free(oled->spi_dev);
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libsoc_gpio_free(oled->res);
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libsoc_gpio_free(oled->dc);
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fail:
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if (oled->dc)
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libsoc_gpio_free(oled->dc);
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if (oled->res)
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libsoc_gpio_free(oled->res);
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return 0;
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}
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