【PIC32MZ】OLED12864 I2C显式示例

最新推荐文章于 2025-07-31 10:28:12 发布

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最新推荐文章于 2025-07-31 10:28:12 发布 · 3.5k 阅读

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CC 4.0 BY-SA版权

本文详细介绍了如何在PIC32MZ微控制器上通过I2C接口与OLED12864显示器进行通信。内容包括驱动库的构建、初始化步骤、显示文本和图形的示例代码，帮助开发者快速实现显示功能。

本篇主要讲述如何使用PIC32MZ来点亮OLED12864。

OLED12864可以控制一个一个像素点，所以需要自建字库，有专门生成的软件，字库为字母字符，放到最后面。注意不同12864排列或者共极不同，则需要自行取模。

本片需要调用I2C通信中的基础代码，需要delay和i2c-Hardware，以下不再贴这部分代码。

第一部分是字模文件

codetab.h

#ifndef _CODETAB_H
#define _CODETAB_H


/***************************16*16 Chinese, common gnd - column style - reverse output*********/
extern uint8_t F16x16[];

/************************************6*8************************************/
extern const uint8_t F6x8[][6];
/****************************************8*16************************************/
extern const uint8_t F8X16[];

extern uint8_t BMPimage[];

#endif

codetab.c

#include "codetab.h"

/***************************16*16 Chinese, common gnd - column style - reverse output?********/
uint8_t F16x16[] =
{
	0x00,0x02,0x02,0xFA,0xFA,0xAA,0xAA,0xFF,0xFF,0xAA,0xAA,0xFA,0xFA,0x02,0x02,0x00,
	0x00,0x42,0x72,0x72,0x3A,0x7A,0x42,0x4B,0x5B,0x52,0x62,0x62,0x13,0x77,0x66,0x00,/*hui,0*/

	0x20,0x3C,0x1C,0xFF,0xFF,0xB0,0xB4,0x24,0x24,0x3F,0x3F,0xE4,0xE4,0x24,0x24,0x20,
	0x02,0x02,0x03,0xFF,0xFF,0x00,0x01,0x05,0x1D,0x59,0xC1,0xFF,0x7F,0x01,0x01,0x01,/*te,1*/

	0x00,0x00,0x00,0xF8,0xF8,0x48,0x4C,0x4F,0x4B,0x4A,0x48,0x48,0xF8,0xF8,0x00,0x00,
	0x00,0x00,0x00,0xFF,0xFF,0x44,0x44,0x44,0x44,0x44,0x44,0x44,0xFF,0xFF,0x00,0x00,/*zi,2*/

	0x20,0x24,0x24,0xE4,0xE4,0x24,0x24,0x24,0x30,0x10,0xFF,0xFF,0x10,0xF0,0xF0,0x00,
	0x08,0x1C,0x1F,0x0B,0x0C,0x0D,0x4F,0x6E,0x34,0x1C,0x0F,0x23,0x60,0x7F,0x3F,0x00,/*dong,3*/

	0x80,0xC0,0x60,0xF8,0xFF,0x07,0x02,0x00,0xFF,0xFF,0xE0,0x70,0x3C,0x1C,0x08,0x00,
	0x00,0x00,0x00,0x7F,0x7F,0x04,0x06,0x03,0x3F,0x7F,0x40,0x40,0x40,0x78,0x78,0x00,/*hua,4*/
};

/************************************6*8的点阵************************************/
const uint8_t F6x8[][6] =
{
	0x00, 0x00, 0x00, 0x00, 0x00, 0x00,// sp
	0x00, 0x00, 0x00, 0x2f, 0x00, 0x00,// !
	0x00, 0x00, 0x07, 0x00, 0x07, 0x00,// "
	0x00, 0x14, 0x7f, 0x14, 0x7f, 0x14,// #
	0x00, 0x24, 0x2a, 0x7f, 0x2a, 0x12,// $
	0x00, 0x62, 0x64, 0x08, 0x13, 0x23,// %
	0x00, 0x36, 0x49, 0x55, 0x22, 0x50,// &
	0x00, 0x00, 0x05, 0x03, 0x00, 0x00,// '
	0x00, 0x00, 0x1c, 0x22, 0x41, 0x00,// (
	0x00, 0x00, 0x41, 0x22, 0x1c, 0x00,// )
	0x00, 0x14, 0x08, 0x3E, 0x08, 0x14,// *
	0x00, 0x08, 0x08, 0x3E, 0x08, 0x08,// +
	0x00, 0x00, 0x00, 0xA0, 0x60, 0x00,// ,
	0x00, 0x08, 0x08, 0x08, 0x08, 0x08,// -
	0x00, 0x00, 0x60, 0x60, 0x00, 0x00,// .
	0x00, 0x20, 0x10, 0x08, 0x04, 0x02,// /
	0x00, 0x3E, 0x51, 0x49, 0x45, 0x3E,// 0
	0x00, 0x00, 0x42, 0x7F, 0x40, 0x00,// 1
	0x00, 0x42, 0x61, 0x51, 0x49, 0x46,// 2
	0x00, 0x21, 0x41, 0x45, 0x4B, 0x31,// 3
	0x00, 0x18, 0x14, 0x12, 0x7F, 0x10,// 4
	0x00, 0x27, 0x45, 0x45, 0x45, 0x39,// 5
	0x00, 0x3C, 0x4A, 0x49, 0x49, 0x30,// 6
	0x00, 0x01, 0x71, 0x09, 0x05, 0x03,// 7
	0x00, 0x36, 0x49, 0x49, 0x49, 0x36,// 8
	0x00, 0x06, 0x49, 0x49, 0x29, 0x1E,// 9
	0x00, 0x00, 0x36, 0x36, 0x00, 0x00,// :
	0x00, 0x00, 0x56, 0x36, 0x00, 0x00,// ;
	0x00, 0x08, 0x14, 0x22, 0x41, 0x00,// <
	0x00, 0x14, 0x14, 0x14, 0x14, 0x14,// =
	0x00, 0x00, 0x41, 0x22, 0x14, 0x08,// >
	0x00, 0x02, 0x01, 0x51, 0x09, 0x06,// ?
	0x00, 0x32, 0x49, 0x59, 0x51, 0x3E,// @
	0x00, 0x7C, 0x12, 0x11, 0x12, 0x7C,// A
	0x00, 0x7F, 0x49, 0x49, 0x49, 0x36,// B
	0x00, 0x3E, 0x41, 0x41, 0x41, 0x22,// C
	0x00, 0x7F, 0x41, 0x41, 0x22, 0x1C,// D
	0x00, 0x7F, 0x49, 0x49, 0x49, 0x41,// E
	0x00, 0x7F, 0x09, 0x09, 0x09, 0x01,// F
	0x00, 0x3E, 0x41, 0x49, 0x49, 0x7A,// G
	0x00, 0x7F, 0x08, 0x08, 0x08, 0x7F,// H
	0x00, 0x00, 0x41, 0x7F, 0x41, 0x00,// I
	0x00, 0x20, 0x40, 0x41, 0x3F, 0x01,// J
	0x00, 0x7F, 0x08, 0x14, 0x22, 0x41,// K
	0x00, 0x7F, 0x40, 0x40, 0x40, 0x40,// L
	0x00, 0x7F, 0x02, 0x0C, 0x02, 0x7F,// M
	0x00, 0x7F, 0x04, 0x08, 0x10, 0x7F,// N
	0x00, 0x3E, 0x41, 0x41, 0x41, 0x3E,// O
	0x00, 0x7F, 0x09, 0x09, 0x09, 0x06,// P
	0x00, 0x3E, 0x41, 0x51, 0x21, 0x5E,// Q
	0x00, 0x7F, 0x09, 0x19, 0x29, 0x46,// R
	0x00, 0x46, 0x49, 0x49, 0x49, 0x31,// S
	0x00, 0x01, 0x01, 0x7F, 0x01, 0x01,// T
	0x00, 0x3F, 0x40, 0x40, 0x40, 0x3F,// U
	0x00, 0x1F, 0x20, 0x40, 0x20, 0x1F,// V
	0x00, 0x3F, 0x40, 0x38, 0x40, 0x3F,// W
	0x00, 0x63, 0x14, 0x08, 0x14,