📄 lcd.c
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/******************************************************************************
* *
* ********** *
* ************ *
* *** *** *
* *** ++ *** *
* *** + + *** CHIPCON *
* *** + *
* *** + + *** *
* *** ++ *** *
* *** *** *
* ************ *
* ********** *
* *
*******************************************************************************
Filename: lcd.c
Target: cc2430
Author: KJA
Revised: 16/12-2005
Revision: 1.0
Description:
Function implementations for common LCD functions for use with the SmartRF04EB.
******************************************************************************/
#include "lcd.h"
#include "RF04EB.h"
#include "hal.h"
// protos
/**************************************/
//english_6x8_pixel
// 6 x 8 font
// 1 pixel space at left and bottom
// index = ASCII - 32
__code const unsigned char font6x8[][6] =
{
{ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }, // sp 0
{ 0x00, 0x00, 0x00, 0x2f, 0x00, 0x00 }, // ! 1
{ 0x00, 0x00, 0x07, 0x00, 0x07, 0x00 }, // " 2
{ 0x00, 0x14, 0x7f, 0x14, 0x7f, 0x14 }, // # 3
{ 0x00, 0x24, 0x2a, 0x7f, 0x2a, 0x12 }, // $ 4
{ 0x00, 0x62, 0x64, 0x08, 0x13, 0x23 }, // % 5
{ 0x00, 0x36, 0x49, 0x55, 0x22, 0x50 }, // & 6
{ 0x00, 0x00, 0x05, 0x03, 0x00, 0x00 }, // ' 7
{ 0x00, 0x00, 0x1c, 0x22, 0x41, 0x00 }, // ( 8
{ 0x00, 0x00, 0x41, 0x22, 0x1c, 0x00 }, // ) 9
{ 0x00, 0x14, 0x08, 0x3E, 0x08, 0x14 }, // * 10
{ 0x00, 0x08, 0x08, 0x3E, 0x08, 0x08 }, // + 11
{ 0x00, 0x00, 0x00, 0xA0, 0x60, 0x00 }, // , 12
{ 0x00, 0x08, 0x08, 0x08, 0x08, 0x08 }, // - 13
{ 0x00, 0x00, 0x60, 0x60, 0x00, 0x00 }, // . 14
{ 0x00, 0x20, 0x10, 0x08, 0x04, 0x02 }, // / 15
{ 0x00, 0x3E, 0x51, 0x49, 0x45, 0x3E }, // 0 16
{ 0x00, 0x00, 0x42, 0x7F, 0x40, 0x00 }, // 1 17
{ 0x00, 0x42, 0x61, 0x51, 0x49, 0x46 }, // 2 18
{ 0x00, 0x21, 0x41, 0x45, 0x4B, 0x31 }, // 3 19
{ 0x00, 0x18, 0x14, 0x12, 0x7F, 0x10 }, // 4 20
{ 0x00, 0x27, 0x45, 0x45, 0x45, 0x39 }, // 5 21
{ 0x00, 0x3C, 0x4A, 0x49, 0x49, 0x30 }, // 6 22
{ 0x00, 0x01, 0x71, 0x09, 0x05, 0x03 }, // 7 23
{ 0x00, 0x36, 0x49, 0x49, 0x49, 0x36 }, // 8 24
{ 0x00, 0x06, 0x49, 0x49, 0x29, 0x1E }, // 9 25
{ 0x00, 0x00, 0x36, 0x36, 0x00, 0x00 }, // : 26
{ 0x00, 0x00, 0x56, 0x36, 0x00, 0x00 }, // ; 27
{ 0x00, 0x08, 0x14, 0x22, 0x41, 0x00 }, // < 28
{ 0x00, 0x14, 0x14, 0x14, 0x14, 0x14 }, // = 29
{ 0x00, 0x00, 0x41, 0x22, 0x14, 0x08 }, // > 30
{ 0x00, 0x02, 0x01, 0x51, 0x09, 0x06 }, // ? 31
{ 0x00, 0x32, 0x49, 0x59, 0x51, 0x3E }, // @ 32
{ 0x00, 0x7C, 0x12, 0x11, 0x12, 0x7C }, // A 33
{ 0x00, 0x7F, 0x49, 0x49, 0x49, 0x36 }, // B 34
{ 0x00, 0x3E, 0x41, 0x41, 0x41, 0x22 }, // C 35
{ 0x00, 0x7F, 0x41, 0x41, 0x22, 0x1C }, // D 36
{ 0x00, 0x7F, 0x49, 0x49, 0x49, 0x41 }, // E 37
{ 0x00, 0x7F, 0x09, 0x09, 0x09, 0x01 }, // F 38
{ 0x00, 0x3E, 0x41, 0x49, 0x49, 0x7A }, // G 39
{ 0x00, 0x7F, 0x08, 0x08, 0x08, 0x7F }, // H 40
{ 0x00, 0x00, 0x41, 0x7F, 0x41, 0x00 }, // I 41
{ 0x00, 0x20, 0x40, 0x41, 0x3F, 0x01 }, // J 42
{ 0x00, 0x7F, 0x08, 0x14, 0x22, 0x41 }, // K 43
{ 0x00, 0x7F, 0x40, 0x40, 0x40, 0x40 }, // L 44
{ 0x00, 0x7F, 0x02, 0x0C, 0x02, 0x7F }, // M 45
{ 0x00, 0x7F, 0x04, 0x08, 0x10, 0x7F }, // N 46
{ 0x00, 0x3E, 0x41, 0x41, 0x41, 0x3E }, // O 47
{ 0x00, 0x7F, 0x09, 0x09, 0x09, 0x06 }, // P 48
{ 0x00, 0x3E, 0x41, 0x51, 0x21, 0x5E }, // Q 49
{ 0x00, 0x7F, 0x09, 0x19, 0x29, 0x46 }, // R 50
{ 0x00, 0x46, 0x49, 0x49, 0x49, 0x31 }, // S 51
{ 0x00, 0x01, 0x01, 0x7F, 0x01, 0x01 }, // T 52
{ 0x00, 0x3F, 0x40, 0x40, 0x40, 0x3F }, // U 53
{ 0x00, 0x1F, 0x20, 0x40, 0x20, 0x1F }, // V 54
{ 0x00, 0x3F, 0x40, 0x38, 0x40, 0x3F }, // W 55
{ 0x00, 0x63, 0x14, 0x08, 0x14, 0x63 }, // X 56
{ 0x00, 0x07, 0x08, 0x70, 0x08, 0x07 }, // Y 57
{ 0x00, 0x61, 0x51, 0x49, 0x45, 0x43 }, // Z 58
{ 0x00, 0x00, 0x7F, 0x41, 0x41, 0x00 }, // [ 59
{ 0x00, 0x55, 0x2A, 0x55, 0x2A, 0x55 }, // 55 60
{ 0x00, 0x00, 0x41, 0x41, 0x7F, 0x00 }, // ] 61
{ 0x00, 0x04, 0x02, 0x01, 0x02, 0x04 }, // ^ 62
{ 0x00, 0x40, 0x40, 0x40, 0x40, 0x40 }, // _ 63
{ 0x00, 0x00, 0x01, 0x02, 0x04, 0x00 }, // ' 64
{ 0x00, 0x20, 0x54, 0x54, 0x54, 0x78 }, // a 65
{ 0x00, 0x7F, 0x48, 0x44, 0x44, 0x38 }, // b 66
{ 0x00, 0x38, 0x44, 0x44, 0x44, 0x20 }, // c 67
{ 0x00, 0x38, 0x44, 0x44, 0x48, 0x7F }, // d 68
{ 0x00, 0x38, 0x54, 0x54, 0x54, 0x18 }, // e 69
{ 0x00, 0x08, 0x7E, 0x09, 0x01, 0x02 }, // f 70
{ 0x00, 0x18, 0xA4, 0xA4, 0xA4, 0x7C }, // g 71
{ 0x00, 0x7F, 0x08, 0x04, 0x04, 0x78 }, // h 72
{ 0x00, 0x00, 0x44, 0x7D, 0x40, 0x00 }, // i 73
{ 0x00, 0x40, 0x80, 0x84, 0x7D, 0x00 }, // j 74
{ 0x00, 0x7F, 0x10, 0x28, 0x44, 0x00 }, // k 75
{ 0x00, 0x00, 0x41, 0x7F, 0x40, 0x00 }, // l 76
{ 0x00, 0x7C, 0x04, 0x18, 0x04, 0x78 }, // m 77
{ 0x00, 0x7C, 0x08, 0x04, 0x04, 0x78 }, // n 78
{ 0x00, 0x38, 0x44, 0x44, 0x44, 0x38 }, // o 79
{ 0x00, 0xFC, 0x24, 0x24, 0x24, 0x18 }, // p 80
{ 0x00, 0x18, 0x24, 0x24, 0x18, 0xFC }, // q 81
{ 0x00, 0x7C, 0x08, 0x04, 0x04, 0x08 }, // r 82
{ 0x00, 0x48, 0x54, 0x54, 0x54, 0x20 }, // s 83
{ 0x00, 0x04, 0x3F, 0x44, 0x40, 0x20 }, // t 84
{ 0x00, 0x3C, 0x40, 0x40, 0x20, 0x7C }, // u 85
{ 0x00, 0x1C, 0x20, 0x40, 0x20, 0x1C }, // v 86
{ 0x00, 0x3C, 0x40, 0x30, 0x40, 0x3C }, // w 87
{ 0x00, 0x44, 0x28, 0x10, 0x28, 0x44 }, // x 88
{ 0x00, 0x1C, 0xA0, 0xA0, 0xA0, 0x7C }, // y 89
{ 0x00, 0x44, 0x64, 0x54, 0x4C, 0x44 }, // z 90
{ 0x14, 0x14, 0x14, 0x14, 0x14, 0x14 }, // horiz lines -91
{ 0x08, 0x1c, 0x2a, 0x08, 0x08, 0x08 }, // <- 92
{ 0x08, 0x08, 0x08, 0x2a, 0x1c, 0x08 }, // up 94
{ 0x04, 0x02, 0xff, 0x02, 0x04, 0x00 }, // up 94
{ 0x00, 0x20, 0x40, 0xff, 0x40, 0x20 } // down 95
};
/************ 延时函数 ******************************/
void Delay_nms(unsigned int Time) // 延时单位:ms
{
unsigned int i;
unsigned char j;
for(i=0;i<Time;i++)
{
for(j=0;j<123;j++){}
}
}
/******** 发送一个字节的数据到液晶控制器*************************/
void SendByte(unsigned char Data)
{
unsigned char i;
LCD_CE=0;
for(i=0;i<8;i++)
{
LCD_SCL = 0;
if(Data & 0x80)
{
LCD_SDA = 1;
}
else LCD_SDA = 0;
LCD_SCL = 1;
Data<<=1;
}
LCD_CE=1;
}
/*-----------------------------------------------------------------------
LCD_write_byte : 使用SPI接口写数据到LCD
输入参数:data :写入的数据;
command :写数据/命令选择;
编写日期 :2004-8-10
最后修改日期 :2004-8-13
-----------------------------------------------------------------------*/
void LCD_write_byte(unsigned char data, unsigned char command)
{
LCD_CE = 1 ; // 使能LCD
if (command == 0)
LCD_DC = 0; // 传送命令
else
LCD_DC = 1; // 传送数据
SendByte(data);
LCD_CE = 0; // 关闭LCD
LCD_DC = 1;
}
/*-----------------------------------------------------------------------
LCD_clear : LCD清屏函数
编写日期 :2004-8-10
最后修改日期 :2004-8-10
-----------------------------------------------------------------------*/
void LCD_clear(void)
{
unsigned int i;
LCD_write_byte(0x0c, 0);
LCD_write_byte(0x80, 0);
for (i=0; i<504; i++)
LCD_write_byte(0, 1);
}
/*-----------------------------------------------------------------------
LCD_set_XY : 设置LCD坐标函数
输入参数:X :0-83
Y :0-5
编写日期 :2004-8-10
最后修改日期 :2004-8-10
-----------------------------------------------------------------------*/
void LCD_set_XY(unsigned char X, unsigned char Y)
{
LCD_write_byte(0x40 | Y, 0); // column
LCD_write_byte(0x80 | X, 0); // row
}
/*-----------------------------------------------------------------------
LCD_write_char : 显示英文字符
输入参数:c :显示的字符;
编写日期 :2004-8-10
最后修改日期 :2004-8-10
-----------------------------------------------------------------------*/
void LCD_write_char(unsigned char c)
{
unsigned char line;
c -= 32;
for (line=0; line<6; line++)
LCD_write_byte(font6x8[c][line], 1);
}
/*-----------------------------------------------------------------------
LCD_write_english_String : 英文字符串显示函数
输入参数:*s :英文字符串指针;
X、Y : 显示字符串的位置,x 0-83 ,y 0-5
编写日期 :2004-8-10
最后修改日期 :2004-8-10
-----------------------------------------------------------------------*/
void LCD_write_english_string(unsigned char X,unsigned char Y,char *s)
{
unsigned char i=0;
LCD_set_XY(0,Y);//把第Y行清零
for(i=0;i<84;i++)
{
LCD_write_byte(0,1);
}
LCD_set_XY(X,Y);
i=0;
while (*s)
{
LCD_write_char(*s);
s++;
i++;
if(i>=14)return;
}
}
/*-----------------------------------------------------------------------
LCD_draw_map : 位图绘制函数
输入参数:X、Y :位图绘制的起始X、Y坐标;
*map :位图点阵数据;
Pix_x :位图像素(长)
Pix_y :位图像素(宽)
编写日期 :2004-8-13
最后修改日期 :2004-8-13
-----------------------------------------------------------------------*/
void LCD_draw_bmp_pixel(unsigned char X,unsigned char Y,unsigned char *map,
unsigned char Pix_x,unsigned char Pix_y)
{
unsigned int i,n;
unsigned char row;
if (Pix_y%8==0) row=Pix_y/8; //计算位图所占行数
else
row=Pix_y/8+1;
for (n=0;n<row;n++)
{
LCD_set_XY(X,Y);
for(i=0; i<Pix_x; i++)
{
LCD_write_byte(map[i+n*Pix_x], 1);
}
Y++; //换行
}
}
/******************************************************************************
* See lcd.h for a description of this function.
******************************************************************************/
void initNewSymbol(char* symbol, BYTE address){;}
/*-----------------------------------------------------------------------
LCD_init : 3310LCD初始化
编写日期 :2004-8-10
最后修改日期 :2004-8-10
-----------------------------------------------------------------------*/
void initLcd(void)
{
// CC2430 中,I/O 口做普通 I/O 使用时和每个 I/O 端口相关的寄存器有 3 个,分别是 //PxSEL
//功能选择寄存器,PxDIR 方向寄存器,PxINP 输入模式寄存器,其中 x 为 0,1,2 。
P1SEL &= 0x0F; //P1高4位 为普通 I/O 口
P1DIR |= 0xF0; //P1高4位 设置为输出
LCD_CE = 0; // 关闭LCD
Delay_nms(1);
LCD_CE = 1; // 使能LCD
Delay_nms(1);
LCD_write_byte(0x21, 0); // 使用扩展命令设置LCD模式
LCD_write_byte(0xc8, 0); // 设置偏置电压
LCD_write_byte(0x06, 0); // 温度校正
LCD_write_byte(0x13, 0); // 1:48
LCD_write_byte(0x20, 0); // 使用基本命令
LCD_clear(); // 清屏
LCD_write_byte(0x0c, 0); // 设定显示模式,正常显示
LCD_CE=0 ; // 关闭LCD
}
/******************************************************************************
* See lcd.h for a description of this function.
******************************************************************************/
void lcdUpdate(char *pLine1, char *pLine2) {
lcdUpdateLine(LINE1, pLine1);
lcdUpdateLine(LINE2, pLine2);
return;
}
/******************************************************************************
* See lcd.h for a description of this function.
******************************************************************************/
void waitVisible(BOOL visibility)
{
UINT16 i;
if(visibility){
i = 100;
}
else{
i = 6;
}
while(i--){
halWait(10);
}
}
/******************************************************************************
* See lcd.h for a description of this function.
******************************************************************************/
void lcdUpdateLine(UINT8 line, char *pLine) {
LCD_write_english_string(0,line,pLine);
}
/******************************************************************************
* See lcd.h for a description of this function.
******************************************************************************/
void lcdUpdateChar(UINT8 line, UINT8 position, char c){
lcdUpdateSymbol(line, position, c);
}
/******************************************************************************
* See lcd.h for a description of this function.
******************************************************************************/
void lcdUpdateSymbol(UINT8 line, UINT8 position, char c){
LCD_set_XY(position*6,line);
LCD_write_char(c);
}
/******************************************************************************
* See lcd.h for a description of this function.滚动显示
******************************************************************************/
void scrollText(char *string, UINT8 length){
UINT8 i = 0;
while(getJoystickDirection() != CENTRED);
do{
lcdUpdateLine(LINE2, &string[i]);
i++;
if(getJoystickDirection() != CENTRED)
{
lcdUpdateLine(LINE2, &(string[length-15]));//cywu 17->15
return;
}
halWait(100);
} while((string[i+13] != '\0') && (i + 13) < length);//cywu 15->13
}
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