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发表于 2012-5-21 14:07:37
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钩钩 发表于 2012-5-20 22:37
确实搞错了。我试验了一下12864,但是还是没法显示出来,感觉是我接线的端口不对。您能给我说一下你这个帖 ...
u8glib有个配置头,按照你的12864的驱动芯片类型改下就行 - #include "U8glib.h"
- // setup u8g object, please remove comment from one of the following constructor calls
- //U8GLIB_NHD27OLED_BW u8g(13, 11, 10, 9); // SPI Com: SCK = 13, MOSI = 11, CS = 10, A0 = 9
- //U8GLIB_NHD27OLED_2X_BW u8g(13, 11, 10, 9); // SPI Com: SCK = 13, MOSI = 11, CS = 10, A0 = 9
- //U8GLIB_NHD27OLED_GR u8g(13, 11, 10, 9); // SPI Com: SCK = 13, MOSI = 11, CS = 10, A0 = 9
- //U8GLIB_NHD27OLED_2X_GR u8g(13, 11, 10, 9); // SPI Com: SCK = 13, MOSI = 11, CS = 10, A0 = 9
- //U8GLIB_DOGS102 u8g(13, 11, 10, 9); // SPI Com: SCK = 13, MOSI = 11, CS = 10, A0 = 9
- //U8GLIB_DOGM132 u8g(13, 11, 10, 9); // SPI Com: SCK = 13, MOSI = 11, CS = 10, A0 = 9
- //U8GLIB_DOGM128 u8g(13, 11, 10, 9); // SPI Com: SCK = 13, MOSI = 11, CS = 10, A0 = 9
- //U8GLIB_ST7920_128X64 u8g(8, 9, 10, 11, 4, 5, 6, 7, 18, U8G_PIN_NONE, U8G_PIN_NONE, 17, 16); // 8Bit Com: D0..D7: 8,9,10,11,4,5,6,7 en=18, di=17,rw=16
- //U8GLIB_ST7920_128X64 u8g(18, 16, 17, U8G_PIN_NONE); // SPI Com: SCK = en = 18, MOSI = rw = 16, CS = di = 17
- //U8GLIB_ST7920_192X32 u8g(8, 9, 10, 11, 4, 5, 6, 7, 18, U8G_PIN_NONE, U8G_PIN_NONE, 17, 16); // 8Bit Com: D0..D7: 8,9,10,11,4,5,6,7 en=18, di=17,rw=16
- //U8GLIB_ST7920_192X32 u8g(18, 16, 17, U8G_PIN_NONE); // SPI Com: SCK = en = 18, MOSI = rw = 16, CS = di = 17
- //U8GLIB_LM6059 u8g(13, 11, 10, 9); // SPI Com: SCK = 13, MOSI = 11, CS = 10, A0 = 9
- //U8GLIB_LM6063 u8g(13, 11, 10, 9); // SPI Com: SCK = 13, MOSI = 11, CS = 10, A0 = 9
- //U8GLIB_DOGXL160_BW u8g(10, 9); // SPI Com: SCK = 13, MOSI = 11, CS = 10, A0 = 9
- //U8GLIB_DOGXL160_GR u8g(13, 11, 10, 9); // SPI Com: SCK = 13, MOSI = 11, CS = 10, A0 = 9
- //U8GLIB_DOGXL160_2X_BW u8g(13, 11, 10, 9); // SPI Com: SCK = 13, MOSI = 11, CS = 10, A0 = 9
- //U8GLIB_DOGXL160_2X_GR u8g(13, 11, 10, 9); // SPI Com: SCK = 13, MOSI = 11, CS = 10, A0 = 9
- //U8GLIB_PCD8544 u8g(13, 11, 10, 9, 8); // SPI Com: SCK = 13, MOSI = 11, CS = 10, A0 = 9, Reset = 8
- //U8GLIB_PCF8812 u8g(13, 11, 10, 9, 8); // SPI Com: SCK = 13, MOSI = 11, CS = 10, A0 = 9, Reset = 8
- //U8GLIB_KS0108_128 u8g(8, 9, 10, 11, 4, 5, 6, 7, 18, 14, 15, 17, 16); // 8Bit Com: D0..D7: 8,9,10,11,4,5,6,7 en=18, cs1=14, cs2=15,di=17,rw=16
- //U8GLIB_LC7981_160X80 u8g(8, 9, 10, 11, 4, 5, 6, 7, 18, 14, 15, 17, 16); // 8Bit Com: D0..D7: 8,9,10,11,4,5,6,7 en=18, cs=14 ,di=15,rw=17, reset = 16
复制代码 例如我用的lcd是7920驱动,我需要spi方式驱动
找到相关的一行配置
//U8GLIB_ST7920_128X64 u8g(18, 16, 17, U8G_PIN_NONE); // SPI Com: SCK = en = 18, MOSI = rw = 16, CS = di = 17
将前面 // 号去掉就可以了。 后面的注释就是引脚接线方式 SPI Com: SCK = en = 18, MOSI = rw = 16, CS = di = 17
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