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| #include "oledfont.h"
#define SIZE 16 #define XLEVEL_L 0x00 #define XLEVEL_H 0x10 #define MAX_COLUMN 128 #define MAX_ROW 64 #define BRIGHTNESS 0xFF #define X_WIDTH 128 #define Y_WIDTH 64
#define OLED_DATA 1 #define OLED_CMD 0
void oled0_switch(u8 bit, u8 sta);
#define OLED_RST_CLR() oled0_switch(3,0) #define OLED_RST_SET() oled0_switch(3,1)
#define OLED_DC_CLR() oled0_switch(4,0) #define OLED_DC_SET() oled0_switch(4,1)
#define OLED_SCLK_CLR() oled0_switch(1,0) #define OLED_SCLK_SET() oled0_switch(1,1)
#define OLED_SDIN_CLR() oled0_switch(2,0) #define OLED_SDIN_SET() oled0_switch(2,1)
void oled_write_byte(uint8_t dat, uint8_t cmd) { uint8_t i;
if(cmd == OLED_DATA) OLED_DC_SET(); else if(cmd == OLED_CMD) OLED_DC_CLR(); else return;
for(i = 0; i < 8; i++) { OLED_SCLK_CLR(); if(dat & 0x80) OLED_SDIN_SET(); else OLED_SDIN_CLR(); OLED_SCLK_SET(); dat <<= 1; } OLED_DC_SET(); }
void oled_set_pos(unsigned char x, unsigned char y) { oled_write_byte(0xb0 + y, OLED_CMD); oled_write_byte(((x & 0xf0) >> 4) | 0x10, OLED_CMD); oled_write_byte(x & 0x0f, OLED_CMD); }
void oled_display_on(void) { oled_write_byte(0X8D, OLED_CMD); oled_write_byte(0X14, OLED_CMD); oled_write_byte(0XAF, OLED_CMD); }
void oled_display_off(void) { oled_write_byte(0X8D, OLED_CMD); oled_write_byte(0X10, OLED_CMD); oled_write_byte(0XAE, OLED_CMD); }
void oled_clean(void) { uint8_t i, n; for(i = 0; i < 8; i++) { oled_write_byte(0xb0 + i, OLED_CMD); oled_write_byte(0x00, OLED_CMD); oled_write_byte(0x10, OLED_CMD); for(n = 0; n < 128; n++) oled_write_byte(0, OLED_DATA); } }
void oled_show_char(uint8_t x, uint8_t y, uint8_t chr) { unsigned char c = 0, i = 0;
c = chr - ' '; if(x > MAX_COLUMN - 1) { x = 0; y = y + 2; } if(SIZE == 16) { oled_set_pos(x, y); for(i = 0; i < 8; i++) oled_write_byte(D8X16[c * 16 + i], OLED_DATA); oled_set_pos(x, y + 1); for(i = 0; i < 8; i++) oled_write_byte(D8X16[c * 16 + i + 8], OLED_DATA); } else { oled_set_pos(x, y + 1); for(i = 0; i < 6; i++) { oled_write_byte(D6X8[c][i], OLED_DATA); } } }
uint32_t oled_pow(uint8_t m, uint8_t n) { uint32_t result = 1;
while(n--) result *= m; return result; }
void oled_show_num(uint8_t x, uint8_t y, uint32_t num, uint8_t len, uint8_t size) { uint8_t t, temp; uint8_t enshow = 0; for(t = 0; t < len; t++) { temp = (num / oled_pow(10, len - t - 1)) % 10; if(enshow == 0 && t < (len - 1)) { if(temp == 0) { oled_show_char(x + (size / 2)*t, y, ' '); continue; } else enshow = 1;
} oled_show_char(x + (size / 2)*t, y, temp + '0'); } }
void oled_show_string(uint8_t x, uint8_t y, char* chr) { unsigned char j = 0; while(chr[j] != '\0') { oled_show_char(x, y, chr[j]); x += 8; if(x > 120) { x = 0; y += 2; } j++; } }
void oled_show_chinese(uint8_t x, uint8_t y, uint8_t no) { uint8_t t, adder = 0; oled_set_pos(x, y); for(t = 0; t < 32; t++) { oled_write_byte(SHOW[2 * no][t], OLED_DATA); adder += 1; } oled_set_pos(x, y + 1); for(t = 0; t < 32; t++) { oled_write_byte(SHOW[2 * no + 1][t], OLED_DATA); adder += 1; } }
void oled_show_pic(unsigned char x0, unsigned char y0, unsigned char x1, unsigned char y1, unsigned char *pic) { unsigned int j = 0; unsigned char x, y;
for(y = y0; y < y1; y++) { oled_set_pos(x0, y); for(x = x0; x < x1; x++) { oled_write_byte(pic[j++], OLED_DATA); } } }
void oled_init(void) { OLED_RST_SET(); msleep(100); OLED_RST_CLR(); msleep(100); OLED_RST_SET();
oled_write_byte(0xAE, OLED_CMD); oled_write_byte(0x00, OLED_CMD); oled_write_byte(0x10, OLED_CMD); oled_write_byte(0x40, OLED_CMD); oled_write_byte(0x81, OLED_CMD); oled_write_byte(0xCF, OLED_CMD); oled_write_byte(0xA1, OLED_CMD); oled_write_byte(0xC8, OLED_CMD); oled_write_byte(0xA6, OLED_CMD); oled_write_byte(0xA8, OLED_CMD); oled_write_byte(0x3f, OLED_CMD); oled_write_byte(0xD3, OLED_CMD); oled_write_byte(0x00, OLED_CMD); oled_write_byte(0xd5, OLED_CMD); oled_write_byte(0x80, OLED_CMD); oled_write_byte(0xD9, OLED_CMD); oled_write_byte(0xF1, OLED_CMD); oled_write_byte(0xDA, OLED_CMD); oled_write_byte(0x12, OLED_CMD); oled_write_byte(0xDB, OLED_CMD); oled_write_byte(0x40, OLED_CMD); oled_write_byte(0x20, OLED_CMD); oled_write_byte(0x02, OLED_CMD); oled_write_byte(0x8D, OLED_CMD); oled_write_byte(0x14, OLED_CMD); oled_write_byte(0xA4, OLED_CMD); oled_write_byte(0xA6, OLED_CMD); oled_write_byte(0xAF, OLED_CMD);
oled_write_byte(0xAF, OLED_CMD); oled_clean(); oled_set_pos(0, 0); }
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