{"id":879,"date":"2025-06-29T16:36:41","date_gmt":"2025-06-29T08:36:41","guid":{"rendered":"https:\/\/aimc.skyate.com\/?p=879"},"modified":"2025-06-29T16:36:41","modified_gmt":"2025-06-29T08:36:41","slug":"%e3%80%90aimc%e6%95%99%e7%a8%8b%e3%80%91%e3%80%90%e7%94%b5%e5%ad%90%e8%ae%be%e8%ae%a1%e5%b7%a5%e5%9d%8a%e3%80%91part6-esp32-lcdx%e6%98%be%e7%a4%ba%e4%b8%8elvgl%e5%88%9d%e6%8e%a2","status":"publish","type":"post","link":"https:\/\/aimc.skyate.com\/index.php\/2025\/06\/29\/%e3%80%90aimc%e6%95%99%e7%a8%8b%e3%80%91%e3%80%90%e7%94%b5%e5%ad%90%e8%ae%be%e8%ae%a1%e5%b7%a5%e5%9d%8a%e3%80%91part6-esp32-lcdx%e6%98%be%e7%a4%ba%e4%b8%8elvgl%e5%88%9d%e6%8e%a2\/","title":{"rendered":"\u3010AIMC\u6559\u7a0b\u3011\u3010\u7535\u5b50\u8bbe\u8ba1\u5de5\u574a\u3011Part6 ESP32 LCDx\u663e\u793a\u4e0eLVGL\u521d\u63a2"},"content":{"rendered":"\n

1 \u70b9\u4eae\u4f60\u7684\u5c4f\u5e55<\/h2>\n\n\n\n

\u672c\u6b21\u57f9\u8bad\u6240\u7528\u7684\u5c4f\u5e55\u662f2\u5bf8\u7535\u5bb9\u89e6\u6478\u5c4f\uff0c\u5c4f\u5e55\u9a71\u52a8IC\u4e3aST7789\uff0c\u89e6\u63a7\u9a71\u52a8IC\u4e3aFT6336\u3002<\/p>\n\n\n\n

\u7535\u5bb9\u89e6\u6478\u5c4f\u7684\u663e\u793a\u4e0e\u89e6\u63a7\u90e8\u5206\u7684\u9a71\u52a8\u662f\u5206\u79bb\u7684\uff0c\u672c\u6b21\u6559\u7a0b\u6682\u4e0d\u6d89\u53ca\u89e6\u63a7\u3002\u56e0\u6b64\u4ec5\u9700\u8003\u8651ST7789\u7684\u4f7f\u7528\u5373\u53ef\u3002<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n
\u4fe1\u53f7\u7ebf<\/td>\u5f15\u811a\u53f7<\/td>\u8bf4\u660e<\/td><\/tr>
LCD DC<\/td>39<\/td>\u6db2\u6676\u5c4f\u5bc4\u5b58\u5668\/\u6570\u636e\u9009\u62e9\u63a7\u5236\u4fe1\u53f7\uff08\u4f4e\u7535\u5e73\uff1a\u5bc4\u5b58\u5668\uff0c\u9ad8\u7535\u5e73\uff1a\u6570\u636e\uff09<\/td><\/tr>
LCD MOSI<\/td>40<\/td>\u6db2\u6676\u5c4f\u5e55\u5199\u6570\u636e\u4fe1\u53f7\u7ebf<\/td><\/tr>
LCD CS<\/td>6<\/td>\u6db2\u6676\u5c4f\u7247\u9009\u63a7\u5236\u4fe1\u53f7\uff08\u4f4e\u7535\u5e73\u4f7f\u80fd\uff09<\/td><\/tr>
LCD SCK<\/td>41<\/td>\u6db2\u6676\u5c4f\u901a\u4fe1\u65f6\u949f\u7ebf<\/td><\/tr>
LCD BL<\/td>42<\/td>\u6db2\u6676\u5c4f\u80cc\u5149\u63a7\u5236\u7ebf<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

\u5b89\u88c5GFX Library for Arduino\u5e93\u652f\u6301\uff0c\u7701\u53bb\u81ea\u884c\u7f16\u5199\u9a71\u52a8\u7a0b\u5e8f\u7684\u5de5\u4f5c\u3002<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

\u52a0\u8f7d Arduino_GFX_Library \u5e93<\/p>\n\n\n\n

#include <Arduino_GFX_Library.h><\/p>\n\n\n\n

\u914d\u7f6e\u4f7f\u7528\u7684\u5f00\u53d1\u677f<\/p>\n\n\n\n

\u5728\u672c\u793a\u4f8b\u4e2d\u4f7f\u7528\u7684\u662fESP32\uff0c<\/p>\n\n\n\n

\u5e76\u4e14\u4f7f\u7528\u7684\u662fHSPI \u7684\u786c\u4ef6SPI\u5f15\u811a\uff0c<\/p>\n\n\n\n

\u6839\u636e\u539f\u7406\u56fe\uff0c\u4f7f\u7528\u4ee5\u4e0b\u4ee3\u7801\u8fdb\u884c\u5f00\u53d1\u677f\u7684\u914d\u7f6e\uff1a<\/p>\n\n\n\n

\u521b\u5efaGFX\u901a\u4fe1\u603b\u7ebf\u63a5\u53e3\u9a71\u52a8<\/p>\n\n\n\n

\/* More data bus class: <https:\/\/github.com\/moononournation\/Arduino_GFX\/wiki\/Data-Bus-Class> *\/\n\/\/Arduino_DataBus *bus = create_default_Arduino_DataBus();\nArduino_DataBus bus = newArduino_ESP32SPI(39 \/ DC \/, 6 \/ CS \/, 41 \/ SCK \/, 40 \/ MOSI \/, GFX_NOT_DEFINED \/ MISO \/, HSPI \/ spi_num *\/);<\/pre>\n\n\n\n
\u521b\u5efaGFX\u5c4f\u5e55\u5bf9\u8c61<\/p>\n\n\n\n
Arduino_GFX *gfx = new Arduino_ST7789(\n  bus, GFX_NOT_DEFINED \/* RST *\/, 1 \/* rotation *\/, true \/* IPS *\/,\n  240 \/* width *\/, 320 \/* height *\/,\n  0 \/* col offset 1 *\/, 0 \/* row offset 1 *\/);<\/pre>\n\n\n\n
\u5b9a\u4e49\u80cc\u5149\u63a7\u5236\u5f15\u811a\u7684\u5b8f\u5b9a\u4e49<\/p>\n\n\n\n
#define GFX_BL 42<\/pre>\n\n\n\n
\u7f16\u5199\u521d\u59cb\u5316\u7a0b\u5e8f<\/p>\n\n\n\n
void screen_init(void)\n{   \n    gfx->begin();\n    gfx->fillScreen(WHITE);\n\n#ifdef GFX_BL\n    pinMode(GFX_BL, OUTPUT);\n    digitalWrite(GFX_BL, LOW);\n#endif\n    delay(5000); \/\/ 5 seconds\n    gfx->fillScreen(BLUE);\n}<\/pre>\n\n\n\n
2 LVGL\u7b80\u4ecb<\/h2>\n\n\n\n
LVGL\uff08Light and Versatile Graphics Library\uff09 \u662f\u4e00\u6b3e\u7528 C \u8bed\u8a00\u5f00\u53d1\u3001\u517c\u5bb9 C++ \u7684 \u514d\u8d39\u5f00\u6e90\u5d4c\u5165\u5f0f GUI \u5e93 \uff0c\u4ee5\u9ad8\u53ef\u6269\u5c55\u6027\u3001\u4f4e\u8d44\u6e90\u5360\u7528\u548c\u5f3a\u5927\u529f\u80fd\u8457\u79f0\u3002\u9002\u7528\u4e8e\u4ece\u8d44\u6e90\u53d7\u9650\u7684\u5fae\u63a7\u5236\u5668\u5230\u5d4c\u5165\u5f0f Linux \u7b49\u591a\u79cd\u5e73\u53f0\uff0c\u5e7f\u6cdb\u5e94\u7528\u4e8e\u6d88\u8d39\u7535\u5b50\u3001\u5de5\u4e1a\u63a7\u5236\u3001\u7269\u8054\u7f51\u7ec8\u7aef\u7b49\u573a\u666f\u3002LVGL \u63d0\u4f9b\u4e30\u5bcc\u7684\u56fe\u5f62\u7ec4\u4ef6\u3001\u73b0\u4ee3\u5316\u89c6\u89c9\u6548\u679c\u3001\u7075\u6d3b\u7684\u8f93\u5165\u8bbe\u5907\u652f\u6301\u53ca\u8de8\u5e73\u53f0\u6a21\u62df\u5f00\u53d1\u73af\u5883\uff0c\u52a9\u529b\u5f00\u53d1\u8005\u9ad8\u6548\u6784\u5efa\u6d41\u7545\u3001\u7f8e\u89c2\u7684\u5d4c\u5165\u5f0f\u56fe\u5f62\u754c\u9762\u3002<\/p>\n\n\n\n
\u7b80\u800c\u8a00\u4e4b\uff0cLVGL \u662f\u4e00\u4e2a\u8f7b\u91cf\u5374\u5f3a\u5927\u7684\u5f00\u6e90\u56fe\u5f62\u5e93\uff0c\u53ea\u9700\u63a5\u5165\u663e\u793a\u5c4f\u548c\u8f93\u5165\u8bbe\u5907\uff0c\u5c31\u80fd\u5e2e\u4f60\u5728\u5d4c\u5165\u5f0f\u7cfb\u7edf\u4e0a\u5feb\u901f\u6784\u5efa\u51fa\u6d41\u7545\u3001\u7f8e\u89c2\u7684\u56fe\u5f62\u754c\u9762\u3002<\/p>\n\n\n\n
\u4f60\u53ea\u9700\u8981\u628a LVGL \u52a0\u8fdb\u4f60\u7684\u5de5\u7a0b\u91cc\uff0c\u544a\u8bc9\u5b83\u4f60\u7684\u663e\u793a\u5c4f\u600e\u4e48\u753b\u56fe\u3001\u4f60\u7684\u8f93\u5165\u8bbe\u5907\u600e\u4e48\u83b7\u53d6\uff0c\u5b83\u5c31\u80fd\u628a\u6240\u6709\u7e41\u7410\u7684 GUI \u5de5\u4f5c\u5e2e\u4f60\u641e\u5b9a\u3002<\/p>\n\n\n\n
\u529f\u80fd\u4e0a\uff0c\u5b83\u53ef\u4ee5\u8bf4\u662f \u9ebb\u96c0\u867d\u5c0f\u4e94\u810f\u4ff1\u5168\uff1a<\/p>\n\n\n\n
\u63d0\u4f9b\u6309\u94ae\u3001\u6ed1\u5757\u3001\u56fe\u8868\u3001\u56fe\u7247\u7b49\u5404\u79cd UI \u5143\u7d20\uff1b<\/p>\n\n\n\n
\u652f\u6301\u52a8\u753b\u3001\u6eda\u52a8\u3001\u6297\u952f\u9f7f\u3001\u900f\u660e\u5ea6\u7b49\u4e30\u5bcc\u6548\u679c\uff1b<\/p>\n\n\n\n
\u652f\u6301\u591a\u79cd\u8f93\u5165\u8bbe\u5907\uff0c\u6bd4\u5982\u89e6\u6478\u5c4f\u3001\u6309\u952e\u3001\u7f16\u7801\u5668\u3001\u9f20\u6807\u7b49\u7b49\uff1b<\/p>\n\n\n\n
\u80fd\u7528\u591a\u8bed\u8a00\uff08UTF-8\uff09\uff0c\u754c\u9762\u53ef\u6309\u8bed\u8a00\u5207\u6362\uff1b<\/p>\n\n\n\n
\u591a\u663e\u793a\u5668\u4e5f\u652f\u6301\uff0c\u54ea\u6015\u989c\u8272\u683c\u5f0f\u4e0d\u540c\u4e5f\u80fd\u6df7\u5408\u4f7f\u7528\uff1b<\/p>\n\n\n\n
\u8fd8\u652f\u6301\u50cf CSS \u4e00\u6837\u7684\u201c\u6837\u5f0f\u7cfb\u7edf\u201d\uff0c\u754c\u9762\u968f\u5fc3\u81ea\u5b9a\u4e49\u3002<\/p>\n\n\n\n
\u66f4\u91cd\u8981\u7684\u662f\uff0c\u5b83\u662f \u8de8\u5e73\u53f0\u3001\u8ddf\u786c\u4ef6\u65e0\u5173 \u7684\u3002\u4e0d\u7ba1\u4f60\u7528\u7684\u662f STM32\u3001ESP32\u3001Raspberry Pi\uff0c\u751a\u81f3\u662f PC \u4e0a\u6a21\u62df\uff0c\u90fd\u53ef\u4ee5\u8dd1 LVGL\u3002<\/p>\n\n\n\n
\u4f53\u79ef\u5c0f\uff1a \u80fd\u5728\u53ea\u6709\u51e0\u5341 KB Flash \u548c RAM \u7684\u82af\u7247\u4e0a\u8dd1\uff1b<\/p>\n\n\n\n
\u6613\u79fb\u690d\uff1a \u53ea\u8981\u4f60\u7684 MCU \u80fd\u9a71\u52a8\u663e\u793a\u5668\uff0c\u5c31\u80fd\u8dd1 LVGL\uff1b<\/p>\n\n\n\n
\u5f00\u53d1\u6548\u7387\u9ad8\uff1a \u6709\u6a21\u62df\u5668\uff0cUI \u53ef\u4ee5\u5728 PC \u4e0a\u8c03\u8bd5\u597d\u518d\u79fb\u690d\u5230\u771f\u673a\uff1b<\/p>\n\n\n\n
\u652f\u6301 C \u548c C++\uff1a \u8fd8\u80fd\u7ed1\u5b9a\u5230 MicroPython\uff1b<\/p>\n\n\n\n
\u6587\u6863\u9f50\u5168\u3001\u6559\u7a0b\u4e30\u5bcc\uff1a \u800c\u4e14\u793e\u533a\u6d3b\u8dc3\u3002<\/p>\n\n\n\n
\u5176\u5b9e LVGL \u5bf9\u786c\u4ef6\u8981\u6c42\u4e0d\u9ad8\uff0c\u4e00\u822c\u7684 16\/32\/64 \u4f4d MCU \u90fd\u80fd\u8dd1\uff0c\u6bd4\u5982 STM32F4\u3001ESP32\u3001NRF52\u3001NXP Kinetis\u3001Raspberry Pi Pico \u7b49\u90fd\u5f88\u5408\u9002\u3002<\/p>\n\n\n\n
\u6700\u5c0f\u8981\u6c42\u5927\u6982\u662f\u8fd9\u6837\uff1a<\/p>\n\n\n\n
\u4e3b\u9891\u5efa\u8bae 16MHz \u8d77\u6b65\uff1b<\/p>\n\n\n\n
Flash \u81f3\u5c11 64 KB\uff08\u63a8\u8350 180 KB \u4ee5\u4e0a\uff09\uff1b<\/p>\n\n\n\n
RAM \u81f3\u5c11 16 KB\uff08\u63a8\u8350\u66f4\u9ad8\uff0c\u5c24\u5176\u4f60\u754c\u9762\u4e30\u5bcc\u7684\u8bdd\uff09\uff1b<\/p>\n\n\n\n
\u4e00\u4e2a\u80fd\u5237\u663e\u793a\u7684\u65b9\u5f0f\uff0c\u6bd4\u5982 SPI\u3001\u5e76\u53e3\u3001RGB\u3001HDMI \u7b49\u90fd\u884c\uff1b<\/p>\n\n\n\n
\u663e\u793a\u7f13\u51b2\u533a\u5927\u5c0f\u6700\u597d\u8fbe\u5230\u6c34\u5e73\u65b9\u5411\u5206\u8fa8\u7387\u7684 10 \u500d\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
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