STM32F103实现TM1722驱动程序

#include "lcd.h" static u8 lcd_buffer[lcd_buffer_size]; static u8 lcd_buffer_tmp[lcd_buffer_size]; static u8 lcd_addr[lcd_buffer_size]={0x02, 0x03, 0x06, 0x07, 0x0A, 0x0B, 0x0E, 0x0F}; void tm1722_write_command(u8 data) { u8 i; STB(0); for(i = 0; i < 8; i++) { CLK(0); delay_us(lcd_delay); if(data & 0x01) { DIO(1); } else { DIO(0); } delay_us(lcd_delay); CLK(1); data >>= 1; delay_us(lcd_delay); } STB(1); delay_us(lcd_delay); } void tm1722_write_data(u8 addr, u8 data) { addr |= 0xc0; u8 i; STB(0); for(i = 0; i < 8; i++) { CLK(0); delay_us(lcd_delay); if(addr & 0x01) { DIO(1); } else { DIO(0); } delay_us(lcd_delay); CLK(1); addr >>= 1; delay_us(lcd_delay); } for(i = 0; i < 8; i++) { CLK(0); delay_us(lcd_delay); if(data & 0x01) { DIO(1); } else { DIO(0); } delay_us(lcd_delay); CLK(1); data >>= 1; delay_us(lcd_delay); } STB(1); delay_us(lcd_delay); } void tm1722_init(void) { memset(lcd_buffer, 0x00, sizeof(lcd_buffer)); memset(lcd_buffer_tmp, 0xff, sizeof(lcd_buffer)); } void lcd_on(void) { } void lcd_all(u8 on) { if(on) { memset(lcd_buffer, 0xff, sizeof(lcd_buffer)); } else { memset(lcd_buffer, 0, sizeof(lcd_buffer)); } } void lcd_icon_level(u8 on) { if(on) { lcd_buffer[0] |= 0x08;// T1 lcd_buffer[0] |= 0x80;// T3 lcd_buffer[3] |= 0x80;// T2 lcd_buffer[1] |= 0x80;// T4 } else { lcd_buffer[0] &= ~0x08;// T1 lcd_buffer[0] &= ~0x80;// T3 lcd_buffer[3] &= ~0x80;// T2 lcd_buffer[1] &= ~0x80;// T4 } } void lcd_level(u8 on, u8 digit) { lcd_buffer[7] &= ~0x0F;// 1A 1B 1C 1D lcd_buffer[0] &= ~0x07;// 1E 1F 1G if(on) { switch(digit) { case 0: lcd_buffer[7] |= 0x0F;// 1A 1B 1C 1D lcd_buffer[0] |= 0x05;// 1E 1F break; case 1: lcd_buffer[7] |= 0x06;// 1B 1C break; case 2: lcd_buffer[7] |= 0x0D;// 1A 1B 1D lcd_buffer[0] |= 0x03;// 1E 1G break; case 3: lcd_buffer[7] |= 0x0F;// 1A 1B 1C 1D lcd_buffer[0] |= 0x02;// 1G break; case 4: lcd_buffer[7] |= 0x06;// 1B 1C lcd_buffer[0] |= 0x06;// 1F 1G break; case 5: lcd_buffer[7] |= 0x0B;// 1A 1C 1D lcd_buffer[0] |= 0x06;// 1F 1G break; case 6: lcd_buffer[7] |= 0x0B;// 1A 1C 1D lcd_buffer[0] |= 0x07;// 1E 1F 1G break; case 7: lcd_buffer[7] |= 0x0E;// 1A 1B 1C break; case 8: lcd_buffer[7] |= 0x0F;// 1A 1B 1C 1D lcd_buffer[0] |= 0x07;// 1E 1F 1G break; case 9: lcd_buffer[7] |= 0x0F;// 1A 1B 1C 1D lcd_buffer[0] |= 0x06;// 1F 1G break; } } } void lcd_shots(u8 on) { if(on) { lcd_buffer[5] |= 0x08;// T5 } else { lcd_buffer[5] &= ~0x08;// T5 } } void lcd_a1(u8 on) { if(on) { lcd_buffer[6] |= 0x08;// T6 } else { lcd_buffer[6] &= ~0x08;// T6 } } void lcd_pane(u8 on) { if(on) { lcd_buffer[2] |= 0x80;// T7 } else { lcd_buffer[2] &= ~0x80;// T7 } } void lcd_digit2(u8 on, u8 digit) // digit2 { lcd_buffer[5] &= ~0xF7;// 2A 2B 2C 2D 2E 2F 2G if(on) { switch(digit) { case 0: lcd_buffer[5] |= 0xF5;// 2A 2B 2C 2D 2E 2F break; case 1: lcd_buffer[5] |= 0x60;// 2B 2C break; case 2: lcd_buffer[5] |= 0xD3;// 2A 2B 2D 2E 2G break; case 3: lcd_buffer[5] |= 0xF2;// 2A 2B 2C 2D 2G break; case 4: lcd_buffer[5] |= 0x66;// 2B 2C 2G 2F break; case 5: lcd_buffer[5] |= 0xB6;// 2A 2C 2D 2F 2G break; case 6: lcd_buffer[5] |= 0xB7;// 2A 2C 2D 2E 2F 2G break; case 7: lcd_buffer[5] |= 0xE0;// 2A 2B 2C break; case 8: lcd_buffer[5] |= 0xF7;// 2A 2B 2C 2D 2E 2F 2G break; case 9: lcd_buffer[5] |= 0xF6;// 2A 2B 2C 2D 2F 2G break; } } // else // { // switch(digit) // { // case 0: // lcd_buffer[5] &= ~0xF5;// 2A 2B 2C 2D 2E 2F // break; // case 1: // lcd_buffer[5] &= ~0x60;// 2B 2C // break; // case 2: // lcd_buffer[5] &= ~0xD3;// 2A 2B 2D 2E 2G // break; // case 3: // lcd_buffer[5] &= ~0xF2;// 2A 2B 2C 2D 2G // break; // case 4: // lcd_buffer[5] &= ~0x66;// 2B 2C 2G 2F // break; // case 5: // lcd_buffer[5] &= ~0xB6;// 2A 2C 2D 2F 2G // break; // case 6: // lcd_buffer[5] &= ~0xB7;// 2A 2C 2D 2E 2F 2G // break; // case 7: // lcd_buffer[5] &= ~0xE0;// 2A 2B 2C // break; // case 8: // lcd_buffer[5] &= ~0xF7;// 2A 2B 2C 2D 2E 2F 2G // break; // case 9: // lcd_buffer[5] &= ~0xF6;// 2A 2B 2C 2D 2F 2G // break; // } // } } void lcd_digit3(u8 on, u8 digit) // digit3 { lcd_buffer[6] &= ~0xF7;// 3A 3B 3C 3D 3E 3F 3G if(on) { switch(digit) { case 0: lcd_buffer[6] |= 0xF5;// 3A 3B 3C 3D 3E 2F break; case 1: lcd_buffer[6] |= 0x60;// 3B 3C break; case 2: lcd_buffer[6] |= 0xD3;// 3A 3B 3D 3E 3G break; case 3: lcd_buffer[6] |= 0xF2;// 3A 3B 3C 3D 3G break; case 4: lcd_buffer[6] |= 0x66;// 3B 3C 3G 3F break; case 5: lcd_buffer[6] |= 0xB6;// 3A 3C 3D 3F 3G break; case 6: lcd_buffer[6] |= 0xB7;// 3A 3C 3D 3E 3F 3G break; case 7: lcd_buffer[6] |= 0xE0;// 3A 3B 3C break; case 8: lcd_buffer[6] |= 0xF7;// 3A 3B 3C 3D 3E 3F 3G break; case 9: lcd_buffer[6] |= 0xF6;// 3A 3B 3C 3D 3F 3G break; } } // else // { // switch(digit) // { // case 0: // lcd_buffer[6] &= ~0xF5;// 3A 3B 3C 3D 3E 3F // break; // case 1: // lcd_buffer[6] &= ~0x60;// 3B 3C // break; // case 2: // lcd_buffer[6] &= ~0xD3;// 3A 3B 3D 3E 3G // break; // case 3: // lcd_buffer[6] &= ~0xF2;// 3A 3B 3C 3D 3G // break; // case 4: // lcd_buffer[6] &= ~0x66;// 3B 3C 3G 3F // break; // case 5: // lcd_buffer[6] &= ~0xB6;// 3A 3C 3D 3F 3G // break; // case 6: // lcd_buffer[6] &= ~0xB7;// 3A 3C 3D 3E 3F 3G // break; // case 7: // lcd_buffer[6] &= ~0xE0;// 3A 3B 3C // break; // case 8: // lcd_buffer[6] &= ~0xF7;// 3A 3B 3C 3D 3E 3F 3G // break; // case 9: // lcd_buffer[6] &= ~0xF6;// 3A 3B 3C 3D 3F 3G // break; // } // } } void lcd_digit4(u8 on, u8 digit) // digit4 { lcd_buffer[0] &= ~0x70;// 4E 4F 4G lcd_buffer[1] &= ~0x0F;// 4A 4B 4C 4D if(on) { switch(digit) { case 0: lcd_buffer[0] |= 0x50;// 4E 4F lcd_buffer[1] |= 0x0F;// 4A 4B 4C 4D break; case 1: lcd_buffer[1] |= 0x06;// 4B 4C break; case 2: lcd_buffer[0] |= 0x30;// 4E 4G lcd_buffer[1] |= 0x0D;// 4A 4B 4D break; case 3: lcd_buffer[0] |= 0x20;// 4G lcd_buffer[1] |= 0x0F;// 4A 4B 4C 4D break; case 4: lcd_buffer[0] |= 0x60;// 4G 4F lcd_buffer[1] |= 0x06;// 4B 4C break; case 5: lcd_buffer[0] |= 0x60;// 4F 4G lcd_buffer[1] |= 0x0B;// 4A 4C 4D break; case 6: lcd_buffer[0] |= 0x70;// 4E 4F 4G lcd_buffer[1] |= 0x0B;// 4A 4C 4D break; case 7: lcd_buffer[1] |= 0x0E;// 4A 4B 4C break; case 8: lcd_buffer[0] |= 0x70;// 4E 4F 4G lcd_buffer[1] |= 0x0F;// 4A 4B 4C 4D break; case 9: lcd_buffer[0] |= 0x60;// 4F 4G lcd_buffer[1] |= 0x0F;// 4A 4B 4C 4D break; } } // else // { // switch(digit) // { // case 0: // lcd_buffer[0] &= ~0x50;// 4E 4F // lcd_buffer[1] &= ~0x0F;// 4A 4B 4C 4D // break; // case 1: // lcd_buffer[1] &= ~0x06;// 4B 4C // break; // case 2: // lcd_buffer[0] &= ~0x30;// 4E 4G // lcd_buffer[1] &= ~0x0D;// 4A 4B 4D // break; // case 3: // lcd_