今天搞了一下HT1621.
DA接PC0,WR接PC1,CS接PC2.
主程序代码:
- #include "main.h"
- /** @addtogroup Examples
- @{
- */
- #define uchar unsigned char
- #define uint unsigned int
- /** @addtogroup 425_GPIO_led_toggle GPIO_led_toggle
- * @{
- */
- #define DA_1 GPIO_SetBit(GPIOC,DA_PIN)
- #define DA_0 GPIO_ResetBit(GPIOC,DA_PIN)
- #define WR_1 GPIO_SetBit(GPIOC,WR_PIN)
- #define WR_0 GPIO_ResetBit(GPIOC,WR_PIN)
- #define CS_1 GPIO_SetBit(GPIOC,CS_PIN)
- #define CS_0 GPIO_ResetBit(GPIOC,CS_PIN)
- #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[6] = {Smg_g,Smg_g,Smg_g,Smg_g,Smg_g,Smg_g}; //ÏÔʾ»º³åÇø
- unsigned int i;
- void COMMAND_HT1621(unsigned char comm)
- {
- //unsigned char i;
- CS_0;
- WR_0;
- for(i=0;i<3;i++) //дÃüÁî
- {
- if((0x04<<i)&0x04) DA_1; //100
- else DA_0;
- WR_0;
- WR_1;
- }
- for(i=0;i<9;i++) //дÃüÁîÊý¾Ý
- {
- 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; //ƬѡCS
- WR_0;
- for(i=0;i<3;i++) //дÃüÁî
- {
- if((0x05<<i)&0x04) DA_1;
- else DA_0;
- WR_0;
- WR_1;
- }
- for(i=0;i<6;i++) //дµØÖ·
- {
- if((20<<i)&0x20) DA_1; //20¶ÔÓ¦ SEGµØÖ·
- else DA_0;
- WR_0;
- WR_1;
- }
- for(i=0;i<8;i++) //дÊý¾Ý
- {
- if((DpyNum[5]<<i)&0x80) DA_1;
- else DA_0;
- WR_0;
- WR_1;
- }
- for(i=0;i<8;i++) //дÊý¾Ý
- {
- if((DpyNum[4]<<i)&0x80) DA_1;
- else DA_0;
- WR_0;
- WR_1;
- }
- for(i=0;i<8;i++) //дÊý¾Ý
- {
- if((DpyNum[3]<<i)&0x80) DA_1;
- else DA_0;
- WR_0;
- WR_1;
- }
- for(i=0;i<8;i++) //дÊý¾Ý
- {
- if((DpyNum[2]<<i)&0x80) DA_1;
- else DA_0;
- WR_0;
- WR_1;
- }
- for(i=0;i<8;i++) //дÊý¾Ý
- {
- if((DpyNum[1]<<i)&0x80) DA_1;
- else DA_0;
- WR_0;
- WR_1;
- }
- for(i=0;i<8;i++) //дÊý¾Ý
- {
- if((DpyNum[0]<<i)&0x80) DA_1;
- else DA_0;
- WR_0;
- WR_1;
- }
- CS_1; //ÊÍ·ÅCS
- }
- 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
- }
- /** @addtogroup GPIO_Toggle
- @{
- */
- /** @defgroup GPIO_Toggle_Functions Functions
- @{
- */
- void APM_MINI_HT1621Init(void)
- {
- GPIO_Config_T configStruct;
- /* Enable the GPIO_LED Clock */
- RCM_EnableAPB2PeriphClock(RCM_APB2_PERIPH_GPIOC);
- /* Configure the GPIO_LED pin */
- configStruct.pin = DA_PIN | WR_PIN | CS_PIN;
- configStruct.mode = GPIO_MODE_OUT_PP;
- configStruct.speed = GPIO_SPEED_50MHz;
- GPIO_Config(GPIOC, &configStruct);
-
- }
- /*!
- * [url=home.php?mod=space&uid=247401]@brief[/url] Main program
- *
- * @param None
- *
- * @retval None
- *
- */
- int main(void)
- {
- APM_MINI_HT1621Init();
- LCD_Init();
- DpyNum[0] = Smg_a|Smg_d|Smg_g; //"Èý"
- DpyNum[1] = SegCode[2];
- DpyNum[2] = SegCode[4];
- DpyNum[3] = SegCode[6];
- DpyNum[4] = SegCode[8];
- DpyNum[5] = SegCode[0];
- HT1621_Display(); //Ë¢ÐÂLCD
- while (1)
- {
-
- }
- }
- /*!
- * @brief Main program
- *
- * @param None
- *
- * @retval None
- *
- */
- void Delay(void)
- {
- volatile uint32_t delay = 0xffffff;
- while(delay--);
- }
- /**@} end of group GPIO_Toggle_Functions */
- /**@} end of group GPIO_Toggle */
- /**@} end of group Examples */
初始化代码:
- void APM_MINI_HT1621Init(void)
- {
- GPIO_Config_T configStruct;
- /* Enable the GPIO_LED Clock */
- RCM_EnableAPB2PeriphClock(RCM_APB2_PERIPH_GPIOC);
- /* Configure the GPIO_LED pin */
- configStruct.pin = DA_PIN | WR_PIN | CS_PIN;
- configStruct.mode = GPIO_MODE_OUT_PP;
- configStruct.speed = GPIO_SPEED_50MHz;
- GPIO_Config(GPIOC, &configStruct);
-
- }
- #define DA_PIN GPIO_PIN_0
- #define DA_GPIO_PORT GPIOC
- #define DA_GPIO_CLK RCM_APB2_PERIPH_GPIOC
- #define WR_PIN GPIO_PIN_1
- #define WR_GPIO_PORT GPIOC
- #define WR_GPIO_CLK RCM_APB2_PERIPH_GPIOC
- #define CS_PIN GPIO_PIN_2
- #define CS_GPIO_PORT GPIOC
- #define CS_GPIO_CLK RCM_APB2_PERIPH_GPIOC
效果图:
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