今晚捣鼓了一下HT1621
代码：
#include "main.h"
/** @addtogroup Projects_Examples_MD
* @{
*/
/** @addtogroup Examples
* @{
*/
#define uchar unsigned char
#define uint unsigned int
#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
#define CS_0 md_gpio_set_pin_low(CS_GPIO_PORT,CS_GPIO_PIN)
#define CS_1 md_gpio_set_pin_high(CS_GPIO_PORT,CS_GPIO_PIN)
#define WR_0 md_gpio_set_pin_low(WR_GPIO_PORT,WR_GPIO_PIN)
#define WR_1 md_gpio_set_pin_high(WR_GPIO_PORT,WR_GPIO_PIN)
#define DA_0 md_gpio_set_pin_low(DA_GPIO_PORT,DA_GPIO_PIN)
#define DA_1 md_gpio_set_pin_high(DA_GPIO_PORT,DA_GPIO_PIN)
const unsigned char SegCode[] = {Bmp0Map,Bmp1Map,Bmp2Map,Bmp3Map,Bmp4Map,Bmp5Map,Bmp6Map,Bmp7Map,Bmp8Map,Bmp9Map,BmpAMap,BmpBMap,BmpCMap,BmpDMap,BmpEMap,BmpFMap};
unsigned char DpyNum[6] = {Smg_g,Smg_g,Smg_g,Smg_g,Smg_g,Smg_g}; //?????
unsigned int i;
void delay(uchar x)
{
for(i=0;i<x;i++);
}
void COMMAND_HT1621(unsigned char comm)
{
unsigned char i;
CS_0;
delay(5);
WR_0;
delay(5);
for(i=0;i<3;i++) //???
{
if((0x04<<i)&0x04) DA_1; //100
else DA_0;
delay(5);
WR_0;
delay(5);
WR_1;
delay(5);
}
for(i=0;i<9;i++) //?????
{
if((comm<<i)&0x80) DA_1; //100
else DA_0;
delay(5);
WR_0;
delay(5);
WR_1;
delay(5);
}
CS_1;
delay(5);
}
void HT1621_Display(void)
{
unsigned char i;
CS_0; //??CS
delay(5);
WR_0;
delay(5);
for(i=0;i<3;i++) //???
{
if((0x05<<i)&0x04) DA_1;
else DA_0;
delay(5);
WR_0;
delay(5);
WR_1;
delay(5);
}
for(i=0;i<6;i++) //???
{
if((20<<i)&0x20) DA_1; //20?? SEG??
else DA_0;
delay(5);
WR_0;
delay(5);
WR_1;
delay(5);
}
for(i=0;i<8;i++) //???
{
if((DpyNum[5]<<i)&0x80) DA_1;
else DA_0;
delay(5);
WR_0;
delay(5);
WR_1;
delay(5);
}
for(i=0;i<8;i++) //???
{
if((DpyNum[4]<<i)&0x80) DA_1;
else DA_0;
delay(5);
WR_0;
delay(5);
WR_1;
delay(5);
}
for(i=0;i<8;i++) //???
{
if((DpyNum[3]<<i)&0x80) DA_1;
else DA_0;
delay(5);
WR_0;
delay(5);
WR_1;
delay(5);
}
for(i=0;i<8;i++) //???
{
if((DpyNum[2]<<i)&0x80) DA_1;
else DA_0;
delay(5);
WR_0;
delay(5);
WR_1;
delay(5);
}
for(i=0;i<8;i++) //???
{
if((DpyNum[1]<<i)&0x80) DA_1;
else DA_0;
delay(5);
WR_0;
delay(5);
WR_1;
delay(5);
}
for(i=0;i<8;i++) //???
{
if((DpyNum[0]<<i)&0x80) DA_1;
else DA_0;
delay(5);
WR_0;
delay(5);
WR_1;
delay(5);
}
CS_1; //??CS
delay(5);
}
void LCD_Init(void)
{
COMMAND_HT1621(0x01); //SYS EN
COMMAND_HT1621(0x03); //LCD ON
COMMAND_HT1621(0x29); //4 COM 1/3 BIAS
HT1621_Display(); //clear screen
}
/**
* @brief This function configures GPIO
* @param None
* @retval None
*/
void config_gpio(void)
{
md_gpio_set_pin_function(DA_GPIO_PORT, DA_GPIO_PIN, GPIO_FUNC_1);
md_gpio_set_pin_push_pull(DA_GPIO_PORT, DA_GPIO_PIN);
md_gpio_set_pin_mode_output(DA_GPIO_PORT, DA_GPIO_PIN);
md_gpio_set_pin_function(WR_GPIO_PORT, WR_GPIO_PIN, GPIO_FUNC_1);
md_gpio_set_pin_push_pull(WR_GPIO_PORT, WR_GPIO_PIN);
md_gpio_set_pin_mode_output(WR_GPIO_PORT, WR_GPIO_PIN);
md_gpio_set_pin_function(CS_GPIO_PORT, CS_GPIO_PIN, GPIO_FUNC_1);
md_gpio_set_pin_push_pull(CS_GPIO_PORT, CS_GPIO_PIN);
md_gpio_set_pin_mode_output(CS_GPIO_PORT, CS_GPIO_PIN);
md_gpio_set_pin_function(LED2_GPIO_PORT, LED2_GPIO_PIN, GPIO_FUNC_1);
md_gpio_set_pin_push_pull(LED2_GPIO_PORT, LED2_GPIO_PIN);
md_gpio_set_pin_mode_output(LED2_GPIO_PORT, LED2_GPIO_PIN);
}
/**
* @brief Test main function
* @retval Status.
*/
int main()
{
md_init_1ms_tick();
config_gpio();
LCD_Init();
DpyNum[0] = Smg_a|Smg_d|Smg_g; //"?"
DpyNum[1] = SegCode[1];
DpyNum[2] = SegCode[3];
DpyNum[3] = SegCode[5];
DpyNum[4] = SegCode[7];
DpyNum[5] = SegCode[9];
HT1621_Display(); //??LCD
while (1)
{
md_delay_1ms(1000);
//md_gpio_set_pin_low(LOAD_GPIO_PORT,LOAD_GPIO_PIN);
md_gpio_toggle_pin_output(LED2_GPIO_PORT, LED2_GPIO_PIN);
// WriteWord (DisplayTest,TextEnd); // ????????
// WriteWord (Digit0,0);
// WriteWord (Digit1,1);
// WriteWord (Digit2,2);
// WriteWord (Digit3,3);
//SendChar (0X55);
}
}
效果图：
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