{"id":59790,"date":"2026-01-14T13:57:22","date_gmt":"2026-01-14T05:57:22","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/59790.html"},"modified":"2026-01-14T13:57:22","modified_gmt":"2026-01-14T05:57:22","slug":"%e5%9f%ba%e4%ba%8estm32l4xx%e7%9a%84lcd%e6%b6%b2%e6%99%b6%e6%98%be%e7%a4%ba%e5%b1%8f%ef%bc%88hs12864tg10b%ef%bc%89%e9%a9%b1%e5%8a%a8c%e7%a8%8b%e5%ba%8f%e8%ae%be%e8%ae%a1","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/59790.html","title":{"rendered":"\u57fa\u4e8eSTM32L4XX\u7684LCD\u6db2\u6676\u663e\u793a\u5c4f\uff08HS12864TG10B\uff09\u9a71\u52a8C\u7a0b\u5e8f\u8bbe\u8ba1"},"content":{"rendered":"

\u4e00\u3001\u7b80\u4ecb：<\/p>\n

\u00a0 \u00a0 HS12864TG10B \u578bLCD\u6db2\u6676\u663e\u793a\u5c4f\u53ef\u4ee5\u663e\u793a 128 \u5217*64 \u884c \u70b9\u9635\u5355\u8272\u56fe\u7247，\u6216\u663e\u793a 8 \u4e2a\/\u884c*4 \u884c 16*16 \u70b9\u9635\u7684\u6c49\u5b57，\u6216\u663e\u793a 16 \u4e2a\/\u884c*8 \u884c 8*8 \u70b9\u9635\u7684\u82f1\u6587\u3001\u6570\u5b57\u3001\u7b26 \u53f7\u3002\u8f93\u5165\u6307\u4ee4\u5f3a，\u53ef\u7ec4\u5408\u6210\u5404\u79cd\u8f93\u5165\u3001\u663e\u793a\u3001\u4f4d\u79fb\u65b9\u5f0f\u4ee5\u6ee1\u8db3\u4e0d\u540c\u7684\u8981\u6c42\u3002\u53ef\u5e7f\u6cdb\u5e94\u7528\u4e8e\u5404\u79cd\u4eea\u5668\u4eea\u8868\u3001PM2.5 \u68c0\u6d4b\u4eea，POS \u5237\u5361\u673a，\u8003\u52e4\u7cfb\u7edf\u3001\u95e8\u7981\u7cfb\u7edf\u7b49\u3002<\/p>\n

\u4e8c\u3001\u4e3b\u8981\u6280\u672f\u7279\u6027：<\/p>\n

\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u25b3 \u4ea7\u54c1\u8584\u3001\u8f7b\u3001\u7ed3\u6784\u7262\u3001FPC\u3001\u63d2\u63a5\u5de5\u827a\u3002<\/p>\n

\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u25b3 COG \u5de5\u827a，IC \u91c7\u7528 ST7567,\u529f\u80fd\u5f3a\u5927,\u7a33\u5b9a\u6027\u597d\u3002<\/p>\n

\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u25b3 \u663e\u793a\u5185\u5bb9:<\/p>\n

\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u25cf128*64 \u70b9\u9635\u5355\u8272\u56fe\u7247;<\/p>\n

\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u25cf\u53ef\u9009\u7528 16*16 \u70b9\u9635\u6216\u5176\u4ed6\u70b9\u9635\u7684\u56fe\u7247\u6765\u81ea\u7f16\u6c49\u5b57，\u6309\u7167 16*16 \u70b9\u9635\u6c49\u5b57\u6765\u8ba1\u7b97\u53ef\u663e\u793a 8 \u5b57\/\u884c*4 \u884c\u3002<\/p>\n

\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u25b3 \u6307\u4ee4\u529f\u80fd\u5f3a:\u53ef\u7ec4\u5408\u6210\u5404\u79cd\u8f93\u5165\u3001\u663e\u793a\u3001\u79fb\u4f4d\u65b9\u5f0f\u4ee5\u6ee1\u8db3\u4e0d\u540c\u7684\u8981\u6c42;<\/p>\n

\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u25b3 \u63a5\u53e3\u7b80\u5355\u65b9\u4fbf:\u4e32\u884c\u63a5\u53e3\u3002<\/p>\n

\u4e09\u3001\u57fa\u672c\u53c2\u6570：<\/p>\n

\"\"<\/p>\n

\u56db\u3001\u5916\u5f62\u5c3a\u5bf8\u56fe：<\/p>\n

\"\"<\/p>\n

\u4e94\u3001\u63a5\u53e3\u5b9a\u4e49：<\/p>\n\n\u5e8f\u53f7\u540d\u79f0\u529f\u80fd\u8bf4\u660e<\/tr>\n\n\n\n\n\n\n\n\n\n\n\n\n\n
1<\/td>\nVG<\/td>\nLCD\u500d\u538b\u8f93\u51fa，\u4e0eVSS\u4e4b\u95f4\u63a5\u4e00\u4e2a\u7535\u5bb9<\/td>\n<\/tr>\n
2<\/td>\nXVO<\/td>\n\u500d\u538b\u7535\u8def，\u4e24\u7ebf\u4e4b\u95f4\u63a5\u7535\u5bb9<\/td>\n<\/tr>\n
3<\/td>\nVO<\/td>\n\u500d\u538b\u7535\u8def，\u4e24\u7ebf\u4e4b\u95f4\u63a5\u7535\u5bb9<\/td>\n<\/tr>\n
4<\/td>\nVO<\/td>\n\u500d\u538b\u7535\u8def，\u4e24\u7ebf\u4e4b\u95f4\u63a5\u7535\u5bb9<\/td>\n<\/tr>\n
5<\/td>\nXVO<\/td>\n\u500d\u538b\u7535\u8def，\u4e24\u7ebf\u4e4b\u95f4\u63a5\u7535\u5bb9<\/td>\n<\/tr>\n
6<\/td>\nVSS<\/td>\n\u63a5\u5730<\/td>\n<\/tr>\n
7<\/td>\nVDD<\/td>\n3.3V\u4f9b\u7535<\/td>\n<\/tr>\n
8<\/td>\nD7 (SDA)<\/td>\n\u4e32\u884c\u6570\u636e\u8f93\u5165，\u9ad8\/\u4f4e\u7535\u5e73<\/td>\n<\/tr>\n
9<\/td>\nD6 (SCL)<\/td>\n\u4e32\u884c\u65f6\u949f\u8f93\u5165，\u9ad8\/\u4f4e\u7535\u5e73<\/td>\n<\/tr>\n
10<\/td>\nA0<\/td>\n\u6307\u4ee4\u548c\u6570\u636e\u9009\u62e9\u7aef\u53e3：A0=H\u65f6\u4e3a\u663e\u793a\u6570\u636e，A0=L\u65f6\u4e3a\u63a7\u5236\u6307\u4ee4<\/td>\n<\/tr>\n
11<\/td>\nRES<\/td>\n\u786c\u4ef6\u590d\u4f4d\u8f93\u5165\u5f15\u811a，\u4f4e\u7535\u5e73\u590d\u4f4d<\/td>\n<\/tr>\n
12<\/td>\nCS<\/td>\n\u7247\u9009\u8f93\u5165\u5f15\u811a，\u4f4e\u7535\u5e73\u4f7f\u80fd<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

\u516d\u3001\u5178\u578b\u5e94\u7528\u7535\u8def：<\/p>\n

\"\"<\/p>\n

\u4e03\u3001\u901a\u7528\u6307\u4ee4\u8868：<\/p>\n\n\u6307\u4ee4\u540d\u79f0A0R\/WD7D6D5D4D3D2D1D0\u8bf4\u660e<\/tr>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
\u663e\u793a\u5f00\u5173\u00a0(display on\/off)<\/td>\n0<\/td>\n0<\/td>\n1<\/td>\n0<\/td>\n1<\/td>\n0<\/td>\n1<\/td>\n1<\/td>\n1<\/td>\nD<\/td>\nD=1：\u663e\u793a\u5f00
\nD=0：\u663e\u793a\u5173<\/td>\n<\/tr>\n
\u8bbe\u7f6e\u8d77\u59cb\u884c\u00a0(set start line)<\/td>\n0<\/td>\n0<\/td>\n0<\/td>\n1<\/td>\nS5<\/td>\nS4<\/td>\nS3<\/td>\nS2<\/td>\nS1<\/td>\nS0<\/td>\n\u8bbe\u7f6e\u663e\u793a\u8d77\u59cb\u884c<\/td>\n<\/tr>\n
\u8bbe\u7f6e\u9875\u5730\u5740\u00a0(page address)<\/td>\n0<\/td>\n0<\/td>\n1<\/td>\n1<\/td>\nY3<\/td>\nY2<\/td>\nY1<\/td>\nY0<\/td>\n0<\/td>\n0<\/td>\n\u8bbe\u7f6e\u9875\u5730\u5740<\/td>\n<\/tr>\n
\u8bbe\u7f6e\u5217\u5730\u5740（\u9ad8\u4f4d）<\/td>\n0<\/td>\n0<\/td>\n0<\/td>\n0<\/td>\nX7<\/td>\nX6<\/td>\nX5<\/td>\nX4<\/td>\n0<\/td>\n0<\/td>\n\u8bbe\u7f6e\u5217\u5730\u5740\u9ad84\u4f4d<\/td>\n<\/tr>\n
\u8bbe\u7f6e\u5217\u5730\u5740（\u4f4e\u4f4d）<\/td>\n0<\/td>\n0<\/td>\n0<\/td>\n0<\/td>\nX3<\/td>\nX2<\/td>\nX1<\/td>\nX0<\/td>\n0<\/td>\n0<\/td>\n\u8bbe\u7f6e\u5217\u5730\u5740\u4f4e4\u4f4d<\/td>\n<\/tr>\n
\u8bfb\u72b6\u6001\u00a0(read status)<\/td>\n0<\/td>\n1<\/td>\n0<\/td>\nM\/X<\/td>\nD<\/td>\nRST<\/td>\n0<\/td>\n0<\/td>\n0<\/td>\n0<\/td>\n\u8bfb\u53d6IC\u72b6\u6001<\/td>\n<\/tr>\n
\u5199\u6570\u636e\u00a0(write data)<\/td>\n1<\/td>\n0<\/td>\nD7<\/td>\nD6<\/td>\nD5<\/td>\nD4<\/td>\nD3<\/td>\nD2<\/td>\nD1<\/td>\nD0<\/td>\n\u5411DDRAM\u5199\u5165\u6570\u636e<\/td>\n<\/tr>\n
\u8bfb\u6570\u636e\u00a0(read data)<\/td>\n1<\/td>\n1<\/td>\nD7<\/td>\nD6<\/td>\nD5<\/td>\nD4<\/td>\nD3<\/td>\nD2<\/td>\nD1<\/td>\nD0<\/td>\n\u4eceDDRAM\u8bfb\u53d6\u6570\u636e<\/td>\n<\/tr>\n
SEG\u626b\u63cf\u65b9\u5411\u00a0(seg direction)<\/td>\n0<\/td>\n0<\/td>\n1<\/td>\n0<\/td>\n1<\/td>\n0<\/td>\n0<\/td>\n0<\/td>\n0<\/td>\nMX<\/td>\nMX=1：\u5de6\u53f3\u98a0\u5012
\nMX=0：\u6b63\u5e38<\/td>\n<\/tr>\n
\u53cd\u663e\u00a0(inverse display)<\/td>\n0<\/td>\n0<\/td>\n1<\/td>\n0<\/td>\n1<\/td>\n0<\/td>\n0<\/td>\n1<\/td>\n1<\/td>\nINV<\/td>\nINV=1：\u53cd\u663e
\nINV=0：\u6b63\u5e38<\/td>\n<\/tr>\n
\u5168\u5c4f\u70b9\u4eae\u00a0(all pixel on)<\/td>\n0<\/td>\n0<\/td>\n1<\/td>\n0<\/td>\n1<\/td>\n0<\/td>\n0<\/td>\n1<\/td>\n0<\/td>\nAP<\/td>\nAP=1：\u5168\u4eae
\nAP=0：\u6b63\u5e38<\/td>\n<\/tr>\n
\u504f\u7f6e\u9009\u62e9\u00a0(bias select)<\/td>\n0<\/td>\n0<\/td>\n1<\/td>\n0<\/td>\n1<\/td>\n0<\/td>\n0<\/td>\n1<\/td>\n1<\/td>\nBS<\/td>\nBS=0：1\/9
\nBS=1：1\/7（1\/65\u5360\u7a7a\u6bd4）<\/td>\n<\/tr>\n
\u8bfb-\u6539-\u5199\u6a21\u5f0f\u00a0(read-modify-write)<\/td>\n0<\/td>\n0<\/td>\n1<\/td>\n1<\/td>\n1<\/td>\n0<\/td>\n0<\/td>\n0<\/td>\n0<\/td>\n0<\/td>\n\u884c\u5730\u5740\u589e\u91cf：\u8bfb=0，\u5199=+1<\/td>\n<\/tr>\n
\u8bfb-\u6539-\u5199\u7ed3\u675f\u00a0(end)<\/td>\n0<\/td>\n0<\/td>\n1<\/td>\n1<\/td>\n1<\/td>\n0<\/td>\n1<\/td>\n1<\/td>\n1<\/td>\n0<\/td>\n\u9000\u51fa\u8bfb-\u6539-\u5199\u6a21\u5f0f<\/td>\n<\/tr>\n
\u590d\u4f4d\u00a0(reset)<\/td>\n0<\/td>\n0<\/td>\n1<\/td>\n1<\/td>\n1<\/td>\n0<\/td>\n0<\/td>\n0<\/td>\n0<\/td>\n0<\/td>\n\u8f6f\u4ef6\u590d\u4f4d<\/td>\n<\/tr>\n
COM\u626b\u63cf\u65b9\u5411\u00a0(com direction)<\/td>\n0<\/td>\n0<\/td>\n1<\/td>\n1<\/td>\n1<\/td>\n0<\/td>\n0<\/td>\nMY<\/td>\n0<\/td>\n0<\/td>\nMY=1：\u4e0a\u4e0b\u98a0\u5012
\nMY=0：\u6b63\u5e38<\/td>\n<\/tr>\n
\u7535\u6e90\u63a7\u5236\u00a0(power control)<\/td>\n0<\/td>\n0<\/td>\n0<\/td>\n0<\/td>\n1<\/td>\n0<\/td>\n1<\/td>\nVB<\/td>\nVR<\/td>\nVF<\/td>\n\u7535\u6e90\u7ba1\u7406\u8bbe\u7f6e<\/td>\n<\/tr>\n
RR\u8bbe\u7f6e\u00a0(regulation ratio)<\/td>\n0<\/td>\n0<\/td>\n0<\/td>\n0<\/td>\n0<\/td>\n1<\/td>\n0<\/td>\nRR2<\/td>\nRR1<\/td>\nRR0<\/td>\n\u9009\u62e9\u7535\u963b\u8c03\u8282\u8303\u56f4<\/td>\n<\/tr>\n
EV\u8bbe\u7f6e\u00a0(set EV)<\/td>\n0<\/td>\n0<\/td>\n0<\/td>\n0<\/td>\n0<\/td>\n1<\/td>\n0<\/td>\nEV3<\/td>\nEV2<\/td>\nEV1<\/td>\n\u7535\u5b50\u97f3\u91cf\u7b49\u7ea7\u8bbe\u7f6e<\/td>\n<\/tr>\n
\u500d\u538b\u8bbe\u7f6e\u00a0(set booster)<\/td>\n0<\/td>\n0<\/td>\n0<\/td>\n0<\/td>\n0<\/td>\n1<\/td>\n0<\/td>\nEV3<\/td>\nEV2<\/td>\nEV1<\/td>\nBL=0：4\u500d
\nBL=1：5\u500d<\/td>\n<\/tr>\n
\u7701\u7535\u6a21\u5f0f\u00a0(power save)<\/td>\n0<\/td>\n0<\/td>\n0<\/td>\n0<\/td>\n0<\/td>\n0<\/td>\n1<\/td>\n0<\/td>\n0<\/td>\n0<\/td>\n\u663e\u793a\u5173\u95ed + \u5168\u5c4f\u70b9\u4eae<\/td>\n<\/tr>\n
\u7a7a\u64cd\u4f5c\u00a0(nop)<\/td>\n0<\/td>\n0<\/td>\n1<\/td>\n1<\/td>\n1<\/td>\n1<\/td>\n0<\/td>\n0<\/td>\n0<\/td>\n0<\/td>\n\u4e0d\u6267\u884c\u64cd\u4f5c<\/td>\n<\/tr>\n
\u6d4b\u8bd5\u6307\u4ee4\u00a0(test)<\/td>\n0<\/td>\n0<\/td>\n1<\/td>\n1<\/td>\n1<\/td>\n1<\/td>\n1<\/td>\n0<\/td>\n1<\/td>\n1<\/td>\n\u6d4b\u8bd5\u6a21\u5f0f<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

\u516b\u3001\u5934\u6587\u4ef6：<\/p>\n

#ifndef __ST7567_H
\n#define __ST7567_H<\/p>\n

#include "main.h"
\n#include <stdint.h><\/p>\n

\/\/ \u5c4f\u5e55\u5c3a\u5bf8\u5b9a\u4e49
\n#define LCD_WIDTH \u00a0 \u00a0 \u00a0 128
\n#define LCD_HEIGHT \u00a0 \u00a0 \u00a064
\n#define LCD_PAGES \u00a0 \u00a0 \u00a0 8 \u00a0 \u00a0 \u00a0\/\/ 64\/8 = 8\u9875<\/p>\n

\/\/ \u547d\u4ee4\u5b9a\u4e49
\n#define DISPLAY_ON \u00a0 \u00a0 \u00a00xAF
\n#define DISPLAY_OFF \u00a0 \u00a0 0xAE
\n#define SET_START_LINE \u00a00x40
\n#define PAGE_ADDRESS \u00a0 \u00a00xB0
\n#define COLUMN_ADDRESS \u00a00x10
\n#define ADC_NORMAL \u00a0 \u00a0 \u00a00xA0
\n#define ADC_REVERSE \u00a0 \u00a0 0xA1
\n#define DISPLAY_NORMAL \u00a00xA6
\n#define DISPLAY_REVERSE 0xA7
\n#define DISPLAY_ALL_ON \u00a00xA5
\n#define DISPLAY_ALL_OFF 0xA4
\n#define LCD_BIAS_9 \u00a0 \u00a0 \u00a00xA2
\n#define LCD_BIAS_7 \u00a0 \u00a0 \u00a00xA3
\n#define RESET \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 0xE2
\n#define COM_NORMAL \u00a0 \u00a0 \u00a00xC0
\n#define COM_REVERSE \u00a0 \u00a0 0xC8
\n#define POWER_CTRL \u00a0 \u00a0 \u00a00x28
\n#define REG_RES_RATIO \u00a0 0x20
\n#define ELECTRONIC_VOLUME 0x81
\n#define BOOSTER_RATIO \u00a0 0xF8
\n#define READ_MODIFY_WRITE 0xE0
\n#define END \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 0xEE
\n#define NOP \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 0xE3<\/p>\n

\/\/ \u5f15\u811a\u5b9a\u4e49（\u6839\u636e\u5b9e\u9645\u786c\u4ef6\u8fde\u63a5\u4fee\u6539）
\n#define LCD_CS_PORT \u00a0 \u00a0 GPIOA
\n#define LCD_CS_PIN \u00a0 \u00a0 \u00a0GPIO_PIN_4
\n#define LCD_RESET_PORT \u00a0GPIOA
\n#define LCD_RESET_PIN \u00a0 GPIO_PIN_3
\n#define LCD_A0_PORT \u00a0 \u00a0 GPIOA
\n#define LCD_A0_PIN \u00a0 \u00a0 \u00a0GPIO_PIN_2
\n#define LCD_SCL_PORT \u00a0 \u00a0GPIOA
\n#define LCD_SCL_PIN \u00a0 \u00a0 GPIO_PIN_5
\n#define LCD_SDA_PORT \u00a0 \u00a0GPIOA
\n#define LCD_SDA_PIN \u00a0 \u00a0 GPIO_PIN_7<\/p>\n

\/\/ \u51fd\u6570\u58f0\u660e
\nvoid LCD_Init(void);
\nvoid LCD_Clear(void);
\nvoid LCD_Refresh(void);
\nvoid LCD_SetContrast(uint8_t contrast);
\nvoid LCD_SetCursor(uint8_t x, uint8_t y);
\nvoid LCD_PutPixel(uint8_t x, uint8_t y, uint8_t color);
\nvoid LCD_DrawLine(uint8_t x1, uint8_t y1, uint8_t x2, uint8_t y2, uint8_t color);
\nvoid LCD_DrawRectangle(uint8_t x1, uint8_t y1, uint8_t x2, uint8_t y2, uint8_t color);
\nvoid LCD_DrawFilledRectangle(uint8_t x1, uint8_t y1, uint8_t x2, uint8_t y2, uint8_t color);
\nvoid LCD_DrawCircle(uint8_t x0, uint8_t y0, uint8_t r, uint8_t color);
\nvoid LCD_PrintChar(uint8_t x, uint8_t y, char ch);
\nvoid LCD_PrintString(uint8_t x, uint8_t y, const char *str);
\nvoid LCD_DrawBitmap(uint8_t x, uint8_t y, uint8_t width, uint8_t height, const uint8_t *bitmap);<\/p>\n

\/\/ \u5e95\u5c42\u786c\u4ef6\u63a5\u53e3\u51fd\u6570
\nstatic void LCD_WriteCommand(uint8_t cmd);
\nstatic void LCD_WriteData(uint8_t data);
\nstatic void LCD_Delay(uint32_t delay);<\/p>\n

#endif \/* __ST7567_H *\/<\/p>\n

\u4e5d\u3001\u6e90\u6587\u4ef6：<\/p>\n

#include "st7567.h"<\/p>\n

\/\/ \u663e\u793a\u7f13\u5b58（128×64 = 1024 bits = 128 bytes x 8 pages）
\nstatic uint8_t framebuffer[LCD_PAGES][LCD_WIDTH];<\/p>\n

\/\/ 6×8 ASCII\u5b57\u7b26\u96c6（\u57fa\u672c\u5b57\u7b26）
\nstatic const uint8_t font6x8[][6] = {
\n\u00a0 \u00a0 {0x00, 0x00, 0x00, 0x00, 0x00, 0x00}, \/\/ \u7a7a\u683c
\n\u00a0 \u00a0 {0x00, 0x00, 0x5F, 0x00, 0x00, 0x00}, \/\/ !
\n\u00a0 \u00a0 {0x00, 0x03, 0x00, 0x03, 0x00, 0x00}, \/\/ "
\n\u00a0 \u00a0 {0x14, 0x7F, 0x14, 0x7F, 0x14, 0x00}, \/\/ #
\n\u00a0 \u00a0 {0x24, 0x2A, 0x7F, 0x2A, 0x12, 0x00}, \/\/ $
\n\u00a0 \u00a0 {0x23, 0x13, 0x08, 0x64, 0x62, 0x00}, \/\/ %
\n\u00a0 \u00a0 {0x36, 0x49, 0x55, 0x22, 0x50, 0x00}, \/\/ &
\n\u00a0 \u00a0 {0x00, 0x05, 0x03, 0x00, 0x00, 0x00}, \/\/ '
\n\u00a0 \u00a0 {0x00, 0x1C, 0x22, 0x41, 0x00, 0x00}, \/\/ (
\n\u00a0 \u00a0 {0x00, 0x41, 0x22, 0x1C, 0x00, 0x00}, \/\/ )
\n\u00a0 \u00a0 {0x14, 0x08, 0x3E, 0x08, 0x14, 0x00}, \/\/ *
\n\u00a0 \u00a0 {0x08, 0x08, 0x3E, 0x08, 0x08, 0x00}, \/\/ +
\n\u00a0 \u00a0 {0x00, 0x50, 0x30, 0x00, 0x00, 0x00}, \/\/ ,
\n\u00a0 \u00a0 {0x08, 0x08, 0x08, 0x08, 0x08, 0x00}, \/\/ –
\n\u00a0 \u00a0 {0x00, 0x60, 0x60, 0x00, 0x00, 0x00}, \/\/ .
\n\u00a0 \u00a0 {0x20, 0x10, 0x08, 0x04, 0x02, 0x00}, \/\/ \/
\n\u00a0 \u00a0 {0x3E, 0x51, 0x49, 0x45, 0x3E, 0x00}, \/\/ 0
\n\u00a0 \u00a0 {0x00, 0x42, 0x7F, 0x40, 0x00, 0x00}, \/\/ 1
\n\u00a0 \u00a0 {0x42, 0x61, 0x51, 0x49, 0x46, 0x00}, \/\/ 2
\n\u00a0 \u00a0 {0x21, 0x41, 0x45, 0x4B, 0x31, 0x00}, \/\/ 3
\n\u00a0 \u00a0 {0x18, 0x14, 0x12, 0x7F, 0x10, 0x00}, \/\/ 4
\n\u00a0 \u00a0 {0x27, 0x45, 0x45, 0x45, 0x39, 0x00}, \/\/ 5
\n\u00a0 \u00a0 {0x3C, 0x4A, 0x49, 0x49, 0x30, 0x00}, \/\/ 6
\n\u00a0 \u00a0 {0x01, 0x71, 0x09, 0x05, 0x03, 0x00}, \/\/ 7
\n\u00a0 \u00a0 {0x36, 0x49, 0x49, 0x49, 0x36, 0x00}, \/\/ 8
\n\u00a0 \u00a0 {0x06, 0x49, 0x49, 0x29, 0x1E, 0x00}, \/\/ 9
\n\u00a0 \u00a0 {0x00, 0x36, 0x36, 0x00, 0x00, 0x00}, \/\/ :
\n\u00a0 \u00a0 {0x00, 0x56, 0x36, 0x00, 0x00, 0x00}, \/\/ ;
\n\u00a0 \u00a0 {0x08, 0x14, 0x22, 0x41, 0x00, 0x00}, \/\/ <
\n\u00a0 \u00a0 {0x14, 0x14, 0x14, 0x14, 0x14, 0x00}, \/\/ =
\n\u00a0 \u00a0 {0x00, 0x41, 0x22, 0x14, 0x08, 0x00}, \/\/ >
\n\u00a0 \u00a0 {0x02, 0x01, 0x51, 0x09, 0x06, 0x00}, \/\/ ?
\n\u00a0 \u00a0 {0x32, 0x49, 0x79, 0x41, 0x3E, 0x00}, \/\/ @
\n\u00a0 \u00a0 {0x7E, 0x11, 0x11, 0x11, 0x7E, 0x00}, \/\/ A
\n\u00a0 \u00a0 {0x7F, 0x49, 0x49, 0x49, 0x36, 0x00}, \/\/ B
\n\u00a0 \u00a0 {0x3E, 0x41, 0x41, 0x41, 0x22, 0x00}, \/\/ C
\n\u00a0 \u00a0 {0x7F, 0x41, 0x41, 0x22, 0x1C, 0x00}, \/\/ D
\n\u00a0 \u00a0 {0x7F, 0x49, 0x49, 0x49, 0x41, 0x00}, \/\/ E
\n\u00a0 \u00a0 {0x7F, 0x09, 0x09, 0x09, 0x01, 0x00}, \/\/ F
\n\u00a0 \u00a0 {0x3E, 0x41, 0x49, 0x49, 0x7A, 0x00}, \/\/ G
\n\u00a0 \u00a0 {0x7F, 0x08, 0x08, 0x08, 0x7F, 0x00}, \/\/ H
\n\u00a0 \u00a0 {0x00, 0x41, 0x7F, 0x41, 0x00, 0x00}, \/\/ I
\n\u00a0 \u00a0 {0x20, 0x40, 0x41, 0x3F, 0x01, 0x00}, \/\/ J
\n\u00a0 \u00a0 {0x7F, 0x08, 0x14, 0x22, 0x41, 0x00}, \/\/ K
\n\u00a0 \u00a0 {0x7F, 0x40, 0x40, 0x40, 0x40, 0x00}, \/\/ L
\n\u00a0 \u00a0 {0x7F, 0x02, 0x0C, 0x02, 0x7F, 0x00}, \/\/ M
\n\u00a0 \u00a0 {0x7F, 0x04, 0x08, 0x10, 0x7F, 0x00}, \/\/ N
\n\u00a0 \u00a0 {0x3E, 0x41, 0x41, 0x41, 0x3E, 0x00}, \/\/ O
\n\u00a0 \u00a0 {0x7F, 0x09, 0x09, 0x09, 0x06, 0x00}, \/\/ P
\n\u00a0 \u00a0 {0x3E, 0x41, 0x51, 0x21, 0x5E, 0x00}, \/\/ Q
\n\u00a0 \u00a0 {0x7F, 0x09, 0x19, 0x29, 0x46, 0x00}, \/\/ R
\n\u00a0 \u00a0 {0x46, 0x49, 0x49, 0x49, 0x31, 0x00}, \/\/ S
\n\u00a0 \u00a0 {0x01, 0x01, 0x7F, 0x01, 0x01, 0x00}, \/\/ T
\n\u00a0 \u00a0 {0x3F, 0x40, 0x40, 0x40, 0x3F, 0x00}, \/\/ U
\n\u00a0 \u00a0 {0x1F, 0x20, 0x40, 0x20, 0x1F, 0x00}, \/\/ V
\n\u00a0 \u00a0 {0x3F, 0x40, 0x38, 0x40, 0x3F, 0x00}, \/\/ W
\n\u00a0 \u00a0 {0x63, 0x14, 0x08, 0x14, 0x63, 0x00}, \/\/ X
\n\u00a0 \u00a0 {0x07, 0x08, 0x70, 0x08, 0x07, 0x00}, \/\/ Y
\n\u00a0 \u00a0 {0x61, 0x51, 0x49, 0x45, 0x43, 0x00}, \/\/ Z
\n\u00a0 \u00a0 \/\/ \u53ef\u4ee5\u7ee7\u7eed\u6dfb\u52a0\u66f4\u591a\u5b57\u7b26…
\n};<\/p>\n

\/\/ \u5e95\u5c42\u786c\u4ef6\u63a7\u5236\u51fd\u6570
\nstatic void LCD_Delay(uint32_t delay)
\n{
\n\u00a0 \u00a0 HAL_Delay(delay);
\n}<\/p>\n

static void LCD_CS_Low(void)
\n{
\n\u00a0 \u00a0 HAL_GPIO_WritePin(LCD_CS_PORT, LCD_CS_PIN, GPIO_PIN_RESET);
\n}<\/p>\n

static void LCD_CS_High(void)
\n{
\n\u00a0 \u00a0 HAL_GPIO_WritePin(LCD_CS_PORT, LCD_CS_PIN, GPIO_PIN_SET);
\n}<\/p>\n

static void LCD_A0_Low(void)
\n{
\n\u00a0 \u00a0 HAL_GPIO_WritePin(LCD_A0_PORT, LCD_A0_PIN, GPIO_PIN_RESET);
\n}<\/p>\n

static void LCD_A0_High(void)
\n{
\n\u00a0 \u00a0 HAL_GPIO_WritePin(LCD_A0_PORT, LCD_A0_PIN, GPIO_PIN_SET);
\n}<\/p>\n

static void LCD_RESET_Low(void)
\n{
\n\u00a0 \u00a0 HAL_GPIO_WritePin(LCD_RESET_PORT, LCD_RESET_PIN, GPIO_PIN_RESET);
\n}<\/p>\n

static void LCD_RESET_High(void)
\n{
\n\u00a0 \u00a0 HAL_GPIO_WritePin(LCD_RESET_PORT, LCD_RESET_PIN, GPIO_PIN_SET);
\n}<\/p>\n

static void LCD_WriteByte(uint8_t data)
\n{
\n\u00a0 \u00a0 \/\/ \u8fd9\u91cc\u4f7f\u7528\u8f6f\u4ef6\u6a21\u62dfSPI，\u4e5f\u53ef\u4ee5\u4f7f\u7528\u786c\u4ef6SPI
\n\u00a0 \u00a0 for(uint8_t i = 0; i < 8; i++) {
\n\u00a0 \u00a0 \u00a0 \u00a0 HAL_GPIO_WritePin(LCD_SCL_PORT, LCD_SCL_PIN, GPIO_PIN_RESET);
\n\u00a0 \u00a0 \u00a0 \u00a0\u00a0
\n\u00a0 \u00a0 \u00a0 \u00a0 if(data & 0x80) {
\n\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 HAL_GPIO_WritePin(LCD_SDA_PORT, LCD_SDA_PIN, GPIO_PIN_SET);
\n\u00a0 \u00a0 \u00a0 \u00a0 } else {
\n\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 HAL_GPIO_WritePin(LCD_SDA_PORT, LCD_SDA_PIN, GPIO_PIN_RESET);
\n\u00a0 \u00a0 \u00a0 \u00a0 }
\n\u00a0 \u00a0 \u00a0 \u00a0\u00a0
\n\u00a0 \u00a0 \u00a0 \u00a0 data <<= 1;
\n\u00a0 \u00a0 \u00a0 \u00a0 LCD_Delay(1);
\n\u00a0 \u00a0 \u00a0 \u00a0 HAL_GPIO_WritePin(LCD_SCL_PORT, LCD_SCL_PIN, GPIO_PIN_SET);
\n\u00a0 \u00a0 \u00a0 \u00a0 LCD_Delay(1);
\n\u00a0 \u00a0 }
\n}<\/p>\n

static void LCD_WriteCommand(uint8_t cmd)
\n{
\n\u00a0 \u00a0 LCD_CS_Low();
\n\u00a0 \u00a0 LCD_A0_Low();
\n\u00a0 \u00a0 LCD_WriteByte(cmd);
\n\u00a0 \u00a0 LCD_CS_High();
\n}<\/p>\n

static void LCD_WriteData(uint8_t data)
\n{
\n\u00a0 \u00a0 LCD_CS_Low();
\n\u00a0 \u00a0 LCD_A0_High();
\n\u00a0 \u00a0 LCD_WriteByte(data);
\n\u00a0 \u00a0 LCD_CS_High();
\n}<\/p>\n

\/\/ \u521d\u59cb\u5316LCD
\nvoid LCD_Init(void)
\n{
\n\u00a0 \u00a0 \/\/ \u786c\u4ef6\u590d\u4f4d
\n\u00a0 \u00a0 LCD_RESET_Low();
\n\u00a0 \u00a0 LCD_Delay(50);
\n\u00a0 \u00a0 LCD_RESET_High();
\n\u00a0 \u00a0 LCD_Delay(50);
\n\u00a0 \u00a0\u00a0
\n\u00a0 \u00a0 \/\/ \u521d\u59cb\u5316\u5e8f\u5217
\n\u00a0 \u00a0 LCD_WriteCommand(DISPLAY_OFF); \u00a0 \u00a0 \u00a0 \u00a0 \u00a0\/\/ \u5173\u95ed\u663e\u793a
\n\u00a0 \u00a0 LCD_WriteCommand(SET_START_LINE); \u00a0 \u00a0 \u00a0 \/\/ \u8bbe\u7f6e\u8d77\u59cb\u884c
\n\u00a0 \u00a0 LCD_WriteCommand(ADC_NORMAL); \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \/\/ \u6b63\u5e38ADC
\n\u00a0 \u00a0 LCD_WriteCommand(DISPLAY_NORMAL); \u00a0 \u00a0 \u00a0 \/\/ \u6b63\u5e38\u663e\u793a
\n\u00a0 \u00a0 LCD_WriteCommand(DISPLAY_ALL_OFF); \u00a0 \u00a0 \u00a0\/\/ \u5168\u5c4f\u663e\u793a\u5173\u95ed
\n\u00a0 \u00a0 LCD_WriteCommand(LCD_BIAS_9); \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \/\/ 1\/9\u504f\u538b
\n\u00a0 \u00a0 LCD_WriteCommand(COM_NORMAL); \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \/\/ \u6b63\u5e38COM\u626b\u63cf
\n\u00a0 \u00a0 LCD_WriteCommand(REG_RES_RATIO | 0x5); \u00a0\/\/ \u5185\u90e8\u7535\u963b\u6bd4\u4f8b
\n\u00a0 \u00a0\u00a0
\n\u00a0 \u00a0 \/\/ \u7535\u6e90\u63a7\u5236\u8bbe\u7f6e
\n\u00a0 \u00a0 LCD_WriteCommand(POWER_CTRL | 0x7); \u00a0 \u00a0 \/\/ \u6240\u6709\u7535\u6e90\u8bbe\u7f6e\u5f00\u542f
\n\u00a0 \u00a0\u00a0
\n\u00a0 \u00a0 \/\/ \u8bbe\u7f6e\u5bf9\u6bd4\u5ea6
\n\u00a0 \u00a0 LCD_WriteCommand(ELECTRONIC_VOLUME);
\n\u00a0 \u00a0 LCD_WriteCommand(0x1F); \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \/\/ \u5bf9\u6bd4\u5ea6\u503c (0-63)
\n\u00a0 \u00a0\u00a0
\n\u00a0 \u00a0 \/\/ \u5f00\u542f\u663e\u793a
\n\u00a0 \u00a0 LCD_WriteCommand(DISPLAY_ON);
\n\u00a0 \u00a0 LCD_Delay(100);
\n\u00a0 \u00a0\u00a0
\n\u00a0 \u00a0 \/\/ \u6e05\u5c4f
\n\u00a0 \u00a0 LCD_Clear();
\n}<\/p>\n

\/\/ \u6e05\u5c4f
\nvoid LCD_Clear(void)
\n{
\n\u00a0 \u00a0 for(uint8_t page = 0; page < LCD_PAGES; page++) {
\n\u00a0 \u00a0 \u00a0 \u00a0 for(uint8_t col = 0; col < LCD_WIDTH; col++) {
\n\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 framebuffer[page][col] = 0x00;
\n\u00a0 \u00a0 \u00a0 \u00a0 }
\n\u00a0 \u00a0 }
\n\u00a0 \u00a0 LCD_Refresh();
\n}<\/p>\n

\/\/ \u5237\u65b0\u663e\u793a
\nvoid LCD_Refresh(void)
\n{
\n\u00a0 \u00a0 for(uint8_t page = 0; page < LCD_PAGES; page++) {
\n\u00a0 \u00a0 \u00a0 \u00a0 LCD_WriteCommand(PAGE_ADDRESS | page); \u00a0 \u00a0 \u00a0\/\/ \u8bbe\u7f6e\u9875\u5730\u5740
\n\u00a0 \u00a0 \u00a0 \u00a0 LCD_WriteCommand(COLUMN_ADDRESS | 0); \u00a0 \u00a0 \u00a0 \/\/ \u8bbe\u7f6e\u5217\u5730\u5740\u9ad84\u4f4d
\n\u00a0 \u00a0 \u00a0 \u00a0 LCD_WriteCommand(0x00); \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \/\/ \u8bbe\u7f6e\u5217\u5730\u5740\u4f4e4\u4f4d
\n\u00a0 \u00a0 \u00a0 \u00a0\u00a0
\n\u00a0 \u00a0 \u00a0 \u00a0 for(uint8_t col = 0; col < LCD_WIDTH; col++) {
\n\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 LCD_WriteData(framebuffer[page][col]);
\n\u00a0 \u00a0 \u00a0 \u00a0 }
\n\u00a0 \u00a0 }
\n}<\/p>\n

\/\/ \u8bbe\u7f6e\u5bf9\u6bd4\u5ea6
\nvoid LCD_SetContrast(uint8_t contrast)
\n{
\n\u00a0 \u00a0 if(contrast > 63) contrast = 63;
\n\u00a0 \u00a0\u00a0
\n\u00a0 \u00a0 LCD_WriteCommand(ELECTRONIC_VOLUME);
\n\u00a0 \u00a0 LCD_WriteCommand(contrast);
\n}<\/p>\n

\/\/ \u8bbe\u7f6e\u5149\u6807\u4f4d\u7f6e
\nvoid LCD_SetCursor(uint8_t x, uint8_t y)
\n{
\n\u00a0 \u00a0 if(x >= LCD_WIDTH) x = LCD_WIDTH – 1;
\n\u00a0 \u00a0 if(y >= LCD_HEIGHT) y = LCD_HEIGHT – 1;
\n\u00a0 \u00a0\u00a0
\n\u00a0 \u00a0 uint8_t page = y \/ 8;
\n\u00a0 \u00a0 uint8_t col = x;
\n\u00a0 \u00a0\u00a0
\n\u00a0 \u00a0 LCD_WriteCommand(PAGE_ADDRESS | page);
\n\u00a0 \u00a0 LCD_WriteCommand(COLUMN_ADDRESS | (col >> 4));
\n\u00a0 \u00a0 LCD_WriteCommand(col & 0x0F);
\n}<\/p>\n

\/\/ \u753b\u70b9
\nvoid LCD_PutPixel(uint8_t x, uint8_t y, uint8_t color)
\n{
\n\u00a0 \u00a0 if(x >= LCD_WIDTH || y >= LCD_HEIGHT) return;
\n\u00a0 \u00a0\u00a0
\n\u00a0 \u00a0 uint8_t page = y \/ 8;
\n\u00a0 \u00a0 uint8_t bit = y % 8;
\n\u00a0 \u00a0\u00a0
\n\u00a0 \u00a0 if(color) {
\n\u00a0 \u00a0 \u00a0 \u00a0 framebuffer[page][x] |= (1 << bit);
\n\u00a0 \u00a0 } else {
\n\u00a0 \u00a0 \u00a0 \u00a0 framebuffer[page][x] &= ~(1 << bit);
\n\u00a0 \u00a0 }
\n}<\/p>\n

\/\/ \u753b\u7ebf
\nvoid LCD_DrawLine(uint8_t x1, uint8_t y1, uint8_t x2, uint8_t y2, uint8_t color)
\n{
\n\u00a0 \u00a0 int16_t dx = abs(x2 – x1);
\n\u00a0 \u00a0 int16_t dy = abs(y2 – y1);
\n\u00a0 \u00a0 int16_t sx = (x1 < x2) ? 1 : -1;
\n\u00a0 \u00a0 int16_t sy = (y1 < y2) ? 1 : -1;
\n\u00a0 \u00a0 int16_t err = dx – dy;
\n\u00a0 \u00a0\u00a0
\n\u00a0 \u00a0 while(1) {
\n\u00a0 \u00a0 \u00a0 \u00a0 LCD_PutPixel(x1, y1, color);
\n\u00a0 \u00a0 \u00a0 \u00a0\u00a0
\n\u00a0 \u00a0 \u00a0 \u00a0 if(x1 == x2 && y1 == y2) break;
\n\u00a0 \u00a0 \u00a0 \u00a0\u00a0
\n\u00a0 \u00a0 \u00a0 \u00a0 int16_t e2 = 2 * err;
\n\u00a0 \u00a0 \u00a0 \u00a0 if(e2 > -dy) {
\n\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 err -= dy;
\n\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 x1 += sx;
\n\u00a0 \u00a0 \u00a0 \u00a0 }
\n\u00a0 \u00a0 \u00a0 \u00a0 if(e2 < dx) {
\n\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 err += dx;
\n\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 y1 += sy;
\n\u00a0 \u00a0 \u00a0 \u00a0 }
\n\u00a0 \u00a0 }
\n}<\/p>\n

\/\/ \u753b\u77e9\u5f62
\nvoid LCD_DrawRectangle(uint8_t x1, uint8_t y1, uint8_t x2, uint8_t y2, uint8_t color)
\n{
\n\u00a0 \u00a0 LCD_DrawLine(x1, y1, x2, y1, color); \/\/ \u4e0a\u8fb9
\n\u00a0 \u00a0 LCD_DrawLine(x1, y2, x2, y2, color); \/\/ \u4e0b\u8fb9
\n\u00a0 \u00a0 LCD_DrawLine(x1, y1, x1, y2, color); \/\/ \u5de6\u8fb9
\n\u00a0 \u00a0 LCD_DrawLine(x2, y1, x2, y2, color); \/\/ \u53f3\u8fb9
\n}<\/p>\n

\/\/ \u753b\u5b9e\u5fc3\u77e9\u5f62
\nvoid LCD_DrawFilledRectangle(uint8_t x1, uint8_t y1, uint8_t x2, uint8_t y2, uint8_t color)
\n{
\n\u00a0 \u00a0 for(uint8_t y = y1; y <= y2; y++) {
\n\u00a0 \u00a0 \u00a0 \u00a0 for(uint8_t x = x1; x <= x2; x++) {
\n\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 LCD_PutPixel(x, y, color);
\n\u00a0 \u00a0 \u00a0 \u00a0 }
\n\u00a0 \u00a0 }
\n}<\/p>\n

\/\/ \u753b\u5706
\nvoid LCD_DrawCircle(uint8_t x0, uint8_t y0, uint8_t r, uint8_t color)
\n{
\n\u00a0 \u00a0 int16_t f = 1 – r;
\n\u00a0 \u00a0 int16_t ddF_x = 1;
\n\u00a0 \u00a0 int16_t ddF_y = -2 * r;
\n\u00a0 \u00a0 int16_t x = 0;
\n\u00a0 \u00a0 int16_t y = r;
\n\u00a0 \u00a0\u00a0
\n\u00a0 \u00a0 LCD_PutPixel(x0, y0 + r, color);
\n\u00a0 \u00a0 LCD_PutPixel(x0, y0 – r, color);
\n\u00a0 \u00a0 LCD_PutPixel(x0 + r, y0, color);
\n\u00a0 \u00a0 LCD_PutPixel(x0 – r, y0, color);
\n\u00a0 \u00a0\u00a0
\n\u00a0 \u00a0 while(x < y) {
\n\u00a0 \u00a0 \u00a0 \u00a0 if(f >= 0) {
\n\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 y–;
\n\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 ddF_y += 2;
\n\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 f += ddF_y;
\n\u00a0 \u00a0 \u00a0 \u00a0 }
\n\u00a0 \u00a0 \u00a0 \u00a0 x++;
\n\u00a0 \u00a0 \u00a0 \u00a0 ddF_x += 2;
\n\u00a0 \u00a0 \u00a0 \u00a0 f += ddF_x;
\n\u00a0 \u00a0 \u00a0 \u00a0\u00a0
\n\u00a0 \u00a0 \u00a0 \u00a0 LCD_PutPixel(x0 + x, y0 + y, color);
\n\u00a0 \u00a0 \u00a0 \u00a0 LCD_PutPixel(x0 – x, y0 + y, color);
\n\u00a0 \u00a0 \u00a0 \u00a0 LCD_PutPixel(x0 + x, y0 – y, color);
\n\u00a0 \u00a0 \u00a0 \u00a0 LCD_PutPixel(x0 – x, y0 – y, color);
\n\u00a0 \u00a0 \u00a0 \u00a0 LCD_PutPixel(x0 + y, y0 + x, color);
\n\u00a0 \u00a0 \u00a0 \u00a0 LCD_PutPixel(x0 – y, y0 + x, color);
\n\u00a0 \u00a0 \u00a0 \u00a0 LCD_PutPixel(x0 + y, y0 – x, color);
\n\u00a0 \u00a0 \u00a0 \u00a0 LCD_PutPixel(x0 – y, y0 – x, color);
\n\u00a0 \u00a0 }
\n}<\/p>\n

\/\/ \u663e\u793a\u5b57\u7b26
\nvoid LCD_PrintChar(uint8_t x, uint8_t y, char ch)
\n{
\n\u00a0 \u00a0 if(ch < 32 || ch > 126) ch = 32; \/\/ \u53ea\u652f\u6301\u53ef\u6253\u5370\u5b57\u7b26
\n\u00a0 \u00a0\u00a0
\n\u00a0 \u00a0 uint8_t index = ch – 32;
\n\u00a0 \u00a0 const uint8_t *font = font6x8[index];
\n\u00a0 \u00a0\u00a0
\n\u00a0 \u00a0 for(uint8_t i = 0; i < 6; i++) {
\n\u00a0 \u00a0 \u00a0 \u00a0 uint8_t data = font[i];
\n\u00a0 \u00a0 \u00a0 \u00a0 for(uint8_t j = 0; j < 8; j++) {
\n\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 if(data & (1 << j)) {
\n\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 LCD_PutPixel(x + i, y + j, 1);
\n\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 }
\n\u00a0 \u00a0 \u00a0 \u00a0 }
\n\u00a0 \u00a0 }
\n}<\/p>\n

\/\/ \u663e\u793a\u5b57\u7b26\u4e32
\nvoid LCD_PrintString(uint8_t x, uint8_t y, const char *str)
\n{
\n\u00a0 \u00a0 uint8_t x_pos = x;
\n\u00a0 \u00a0 while(*str) {
\n\u00a0 \u00a0 \u00a0 \u00a0 LCD_PrintChar(x_pos, y, *str++);
\n\u00a0 \u00a0 \u00a0 \u00a0 x_pos += 6; \/\/ 6\u50cf\u7d20\u5bbd\u5b57\u7b26
\n\u00a0 \u00a0 \u00a0 \u00a0\u00a0
\n\u00a0 \u00a0 \u00a0 \u00a0 if(x_pos > LCD_WIDTH – 6) {
\n\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 x_pos = 0;
\n\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 y += 8; \/\/ \u6362\u884c
\n\u00a0 \u00a0 \u00a0 \u00a0 }
\n\u00a0 \u00a0 }
\n}<\/p>\n

\/\/ \u663e\u793a\u4f4d\u56fe
\nvoid LCD_DrawBitmap(uint8_t x, uint8_t y, uint8_t width, uint8_t height, const uint8_t *bitmap)
\n{
\n\u00a0 \u00a0 for(uint8_t j = 0; j < height; j++) {
\n\u00a0 \u00a0 \u00a0 \u00a0 for(uint8_t i = 0; i < width; i++) {
\n\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 uint8_t byte = bitmap[(j * width + i) \/ 8];
\n\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 uint8_t bit = (j * width + i) % 8;
\n\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0\u00a0
\n\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 if(byte & (1 << bit)) {
\n\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 LCD_PutPixel(x + i, y + j, 1);
\n\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 }
\n\u00a0 \u00a0 \u00a0 \u00a0 }
\n\u00a0 \u00a0 }
\n}<\/p>\n

\u5341\u3001\u6d4b\u8bd5\u793a\u4f8b：<\/p>\n

#include "st7567.h"
\n#include "main.h"<\/p>\n

\/\/ \u793a\u4f8b\u4f4d\u56fe\u6570\u636e（16×16\u50cf\u7d20）
\nconst uint8_t logo_bmp[] = {
\n\u00a0 \u00a0 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
\n\u00a0 \u00a0 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
\n\u00a0 \u00a0 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
\n\u00a0 \u00a0 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
\n};<\/p>\n

int main(void)
\n{
\n\u00a0 \u00a0 \/\/ HAL\u5e93\u521d\u59cb\u5316（\u5047\u8bbe\u4f7f\u7528STM32 HAL）
\n\u00a0 \u00a0 HAL_Init();
\n\u00a0 \u00a0 SystemClock_Config();
\n\u00a0 \u00a0\u00a0
\n\u00a0 \u00a0 \/\/ GPIO\u521d\u59cb\u5316
\n\u00a0 \u00a0 MX_GPIO_Init();
\n\u00a0 \u00a0\u00a0
\n\u00a0 \u00a0 \/\/ LCD\u521d\u59cb\u5316
\n\u00a0 \u00a0 LCD_Init();
\n\u00a0 \u00a0\u00a0
\n\u00a0 \u00a0 \/\/ \u8bbe\u7f6e\u5bf9\u6bd4\u5ea6
\n\u00a0 \u00a0 LCD_SetContrast(0x1F);
\n\u00a0 \u00a0\u00a0
\n\u00a0 \u00a0 \/\/ \u663e\u793a\u793a\u4f8b\u5185\u5bb9
\n\u00a0 \u00a0 LCD_Clear();
\n\u00a0 \u00a0\u00a0
\n\u00a0 \u00a0 \/\/ \u663e\u793a\u6807\u9898
\n\u00a0 \u00a0 LCD_PrintString(10, 0, "HS12864 TEST");
\n\u00a0 \u00a0 LCD_DrawLine(0, 10, 127, 10, 1);
\n\u00a0 \u00a0\u00a0
\n\u00a0 \u00a0 \/\/ \u663e\u793a\u56fe\u5f62
\n\u00a0 \u00a0 LCD_DrawRectangle(20, 15, 60, 40, 1);
\n\u00a0 \u00a0 LCD_DrawFilledRectangle(70, 15, 110, 40, 1);
\n\u00a0 \u00a0 LCD_DrawCircle(65, 55, 10, 1);
\n\u00a0 \u00a0\u00a0
\n\u00a0 \u00a0 \/\/ \u663e\u793a\u6587\u5b57
\n\u00a0 \u00a0 LCD_PrintString(5, 25, "Hello");
\n\u00a0 \u00a0 LCD_PrintString(75, 25, "World!");
\n\u00a0 \u00a0\u00a0
\n\u00a0 \u00a0 \/\/ \u663e\u793a\u4f4d\u56fe
\n\u00a0 \u00a0 LCD_DrawBitmap(100, 50, 16, 16, logo_bmp);
\n\u00a0 \u00a0\u00a0
\n\u00a0 \u00a0 \/\/ \u5237\u65b0\u663e\u793a
\n\u00a0 \u00a0 LCD_Refresh();
\n\u00a0 \u00a0\u00a0
\n\u00a0 \u00a0 \/\/ \u52a8\u753b\u793a\u4f8b
\n\u00a0 \u00a0 uint8_t x = 0;
\n\u00a0 \u00a0 while(1) {
\n\u00a0 \u00a0 \u00a0 \u00a0 \/\/ \u79fb\u52a8\u7684\u65b9\u5757
\n\u00a0 \u00a0 \u00a0 \u00a0 LCD_DrawFilledRectangle(x, 45, x + 5, 50, 1);
\n\u00a0 \u00a0 \u00a0 \u00a0 LCD_Refresh();
\n\u00a0 \u00a0 \u00a0 \u00a0 HAL_Delay(50);
\n\u00a0 \u00a0 \u00a0 \u00a0 LCD_DrawFilledRectangle(x, 45, x + 5, 50, 0);
\n\u00a0 \u00a0 \u00a0 \u00a0\u00a0
\n\u00a0 \u00a0 \u00a0 \u00a0 x++;
\n\u00a0 \u00a0 \u00a0 \u00a0 if(x > 123) x = 0;
\n\u00a0 \u00a0 \u00a0 \u00a0\u00a0
\n\u00a0 \u00a0 \u00a0 \u00a0 \/\/ \u6309\u952e\u68c0\u6d4b\u7b49\u5e94\u7528\u4ee3\u7801…
\n\u00a0 \u00a0 }
\n}<\/p>\n

\/\/ \u7b80\u5355\u7684GPIO\u521d\u59cb\u5316\u51fd\u6570
\nvoid MX_GPIO_Init(void)
\n{
\n\u00a0 \u00a0 GPIO_InitTypeDef GPIO_InitStruct = {0};
\n\u00a0 \u00a0\u00a0
\n\u00a0 \u00a0 \/\/ \u4f7f\u80fdGPIO\u65f6\u949f
\n\u00a0 \u00a0 __HAL_RCC_GPIOA_CLK_ENABLE();
\n\u00a0 \u00a0\u00a0
\n\u00a0 \u00a0 \/\/ \u914d\u7f6eLCD\u63a7\u5236\u5f15\u811a
\n\u00a0 \u00a0 \/\/ CS\u5f15\u811a
\n\u00a0 \u00a0 GPIO_InitStruct.Pin = LCD_CS_PIN;
\n\u00a0 \u00a0 GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
\n\u00a0 \u00a0 GPIO_InitStruct.Pull = GPIO_NOPULL;
\n\u00a0 \u00a0 GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
\n\u00a0 \u00a0 HAL_GPIO_Init(LCD_CS_PORT, &GPIO_InitStruct);
\n\u00a0 \u00a0\u00a0
\n\u00a0 \u00a0 \/\/ A0\u5f15\u811a
\n\u00a0 \u00a0 GPIO_InitStruct.Pin = LCD_A0_PIN;
\n\u00a0 \u00a0 HAL_GPIO_Init(LCD_A0_PORT, &GPIO_InitStruct);
\n\u00a0 \u00a0\u00a0
\n\u00a0 \u00a0 \/\/ RESET\u5f15\u811a
\n\u00a0 \u00a0 GPIO_InitStruct.Pin = LCD_RESET_PIN;
\n\u00a0 \u00a0 HAL_GPIO_Init(LCD_RESET_PORT, &GPIO_InitStruct);
\n\u00a0 \u00a0\u00a0
\n\u00a0 \u00a0 \/\/ SCL\u5f15\u811a
\n\u00a0 \u00a0 GPIO_InitStruct.Pin = LCD_SCL_PIN;
\n\u00a0 \u00a0 HAL_GPIO_Init(LCD_SCL_PORT, &GPIO_InitStruct);
\n\u00a0 \u00a0\u00a0
\n\u00a0 \u00a0 \/\/ SDA\u5f15\u811a
\n\u00a0 \u00a0 GPIO_InitStruct.Pin = LCD_SDA_PIN;
\n\u00a0 \u00a0 HAL_GPIO_Init(LCD_SDA_PORT, &GPIO_InitStruct);
\n\u00a0 \u00a0\u00a0
\n\u00a0 \u00a0 \/\/ \u521d\u59cb\u72b6\u6001
\n\u00a0 \u00a0 HAL_GPIO_WritePin(LCD_CS_PORT, LCD_CS_PIN, GPIO_PIN_SET);
\n\u00a0 \u00a0 HAL_GPIO_WritePin(LCD_RESET_PORT, LCD_RESET_PIN, GPIO_PIN_SET);
\n}<\/p>\n","protected":false},"excerpt":{"rendered":"

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