飞思卡尔单片机驱动HT1621
代码：#include <hidef.h> /* common defines and macros */
#include "derivative.h" /* derivative-specific definitions */
#define LED PORTB
#define LED_dir DDRB
#define uchar unsigned char
#define uint unsigned int
#define DA_1PORTB |= 0X10//RS置1
#define DA_0PORTB &= 0XEF//RS置0
#define WR_1PORTB |= 0X04//RS置1
#define WR_0PORTB &= 0XFB//RS置0
#define CS_1PORTB |= 0X01//RS置1
#define CS_0PORTB &= 0XFE//RS置0
unsigned char data=0x01;
#define Smg_a 0x80
#define Smg_b 0x40
#define Smg_c 0x20
#define Smg_d 0x01
#define Smg_e 0x02
#define Smg_f 0x08
#define Smg_g 0x04
#define Smg_dp 0x10
#define Bmp0Map Smg_a | Smg_b | Smg_c | Smg_d | Smg_e | Smg_f
#define Bmp1Map Smg_b | Smg_c
#define Bmp2Map Smg_a | Smg_b | Smg_d | Smg_e | Smg_g
#define Bmp3Map Smg_a | Smg_b | Smg_c | Smg_d | Smg_g
#define Bmp4Map Smg_b | Smg_c | Smg_f | Smg_g
#define Bmp5Map Smg_a | Smg_c | Smg_d | Smg_f | Smg_g
#define Bmp6Map Smg_a | Smg_c | Smg_d | Smg_e | Smg_f | Smg_g
#define Bmp8Map Smg_a | Smg_b | Smg_c | Smg_d | Smg_e | Smg_f | Smg_g
#define Bmp9Map Smg_a | Smg_b | Smg_c | Smg_d | Smg_f | Smg_g
#define Bmp7Map Smg_a | Smg_b | Smg_c
#define BmpAMap Smg_a | Smg_b | Smg_c | Smg_e | Smg_f | Smg_g
#define BmpBMap Smg_c | Smg_d | Smg_e | Smg_f | Smg_g
#define BmpCMap Smg_a | Smg_d | Smg_e | Smg_f
#define BmpDMap Smg_b | Smg_c | Smg_d | Smg_e | Smg_g
#define BmpEMap Smg_a | Smg_d | Smg_e | Smg_f | Smg_g
#define BmpFMap Smg_a | Smg_e | Smg_f | Smg_g
const unsigned char SegCode[] = {Bmp0Map,Bmp1Map,Bmp2Map,Bmp3Map,Bmp4Map,Bmp5Map,Bmp6Map,Bmp7Map,Bmp8Map,Bmp9Map,BmpAMap,BmpBMap,BmpCMap,BmpDMap,BmpEMap,BmpFMap};
unsigned char DpyNum = {Smg_g,Smg_g,Smg_g,Smg_g,Smg_g,Smg_g}; //?????
unsigned int i;
void COMMAND_HT1621(unsigned char comm)
{
//unsigned char i;
CS_0;
;
WR_0;
;
for(i=0;i<3;i++)//???
{
if((0x04<<i)&0x04)
DA_1; //100
else
DA_0;
;
WR_0;
;
WR_1;
;
}
for(i=0;i<9;i++)//?????
{
if((comm<<i)&0x80) DA_1; //100
else DA_0;
;
WR_0;
;
WR_1;
;
}
CS_1;
;
}
void HT1621_Display(void)
{
//unsigned char i;
CS_0;//??CS
;
WR_0;
;
for(i=0;i<3;i++) //???
{
if((0x05<<i)&0x04) DA_1;
else DA_0;
;
WR_0;
;
WR_1;
;
}
for(i=0;i<6;i++) //???
{
if((20<<i)&0x20) DA_1;//20?? SEG??
else DA_0;
;
WR_0;
;
WR_1;
;
}
for(i=0;i<8;i++) //???
{
if((DpyNum<<i)&0x80)
DA_1;
else DA_0;
;
WR_0;
;
WR_1;
;
}
for(i=0;i<8;i++) //???
{
if((DpyNum<<i)&0x80)DA_1;
else DA_0;
;
WR_0;
;
WR_1;
;
}
for(i=0;i<8;i++) //???
{
if((DpyNum<<i)&0x80) DA_1;
else DA_0;
;
WR_0;
;
WR_1;
;
}
for(i=0;i<8;i++) //???
{
if((DpyNum<<i)&0x80)DA_1;
else DA_0;
;
WR_0;
;
WR_1;
;
}
for(i=0;i<8;i++) //???
{
if((DpyNum<<i)&0x80)DA_1;
else DA_0;
;
WR_0;
;
WR_1;
;
}
for(i=0;i<8;i++) //???
{
if((DpyNum<<i)&0x80) DA_1;
else DA_0;
;
WR_0;
;
WR_1;
;
}
CS_1;
}
void LCD_Init(void)
{
COMMAND_HT1621(0x01);//SYS EN
COMMAND_HT1621(0x03);//LCD ON
COMMAND_HT1621(0x29);//4 COM牋1/3 BIAS
HT1621_Display(); //clear screen
}
/*************************************************************/
/* 延时函数 */
/*************************************************************/
void delay(void)
{
unsigned int i,j;
for(j=0;j<2;j++)
for(i=0;i<60000;i++)
;
}
/*************************************************************/
/* 主函数 */
/*************************************************************/
void main(void) {
//DisableInterrupts;
// LED_dir=0xff; //设置为输出
// LED=~data; //点亮LED1
// EnableInterrupts;
DDRB=0XFF;
delay();
LCD_Init();
DpyNum = Smg_a|Smg_d|Smg_g;//"?"
DpyNum = SegCode;
DpyNum = SegCode;
DpyNum = SegCode;
DpyNum = SegCode;
DpyNum = SegCode;
HT1621_Display();
for(;;)
{
}
}
效果图：
附件喘不上来
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