ݷʱ : 2024/12/24 11:14:15һ µȫĶ
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ѧϰLCDARMLCDĿĽӿԭLCDдRTCƷڿԷĻʵ¹ܣ
1дʵֵʱӹܣͨʵϵͳLCDʱʾ 2ͼ1LCDʾƵʱӽ棻
ͼ1 LCDʾʱӽ
3̬ʾǰʱ䣬ꡢ¡աʱ֡룬ʱ룬롢Ϊ̬ʵʱָʾǰʱ䡣
Ʒ
S3C44B0XĵǶʽϵͳӲϵṹͼͼ2ʾͨS3C44B0XѧϰڲRTCԪLCDLCDģ顢()ԴʵֵʵʱʱӵĹܡҪʵַΪͨԴ;֤ʱԴͨ趨RTCԪĹģʽʵʵʱʱӵĹܣȻҪʾͼЧд趨LCDӦĴRTCԪLCDЧؽLCDģӦʵʱʱӵʾܡ
ƵӢַʾЧǶʽϵͳROM洢صĴ洢ΪۣʵLCDϵַʾ˷ʾеһ֣ʵֺ֡ӢĵĻʾӶعõ˻档۵Ӳƽ̨S3C44BOXҺʾĻϴģʵS3C44BOXLCDģӺӦãһIJοֵ
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Դ λ LCDʾ Flash BIOS ARM Ƕʽ SDRAM ϵͳڴ S3C44B0X
USBӿ RS-232ӿ JTAGӿ ADC DAC ͼ2 S3C44B0XĵǶʽϵͳӲϵṹ
ڶ ԭͼ
ݿҪʵֵĹܣS3C44B0XĵԪṹͼ3ʾԭͼ
ͼ3 ԭͼ
оƬijʼ LCDijʼ
U16 LCD_Init(U8 Lcd_Bpp) {
switch(Lcd_Bpp) {
Case 8:
rLCDCON1=(0)|(2<<5)|(MVAL_USED<<7)|(0x1<<8)|(0x1<<10)|(CLKVAL_COLOR<<12);
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оƬijʼ
rLCDCON2=(LINEVAL)|(HOZVAL_COLOR<<10)|(10<<21); rLCDSADDR1= (0x3<<27) | ( ((U32)Video_StartBuffer>>22)<<21 M5D((U32)Video_StartBuffer>>1);
rLCDSADDR2=M5D((((U32)Video_StartBuffer +(SCR_XSIZE*LCD_YSIZE))>>1)) (MVAL<<21)|1<<29;
rLCDSADDR3= (LCD_XSIZE/2) | ( ((SCR_XSIZE-LCD_XSIZE)/2)<<9 ); rREDLUT =0xfdb96420; rGREENLUT=0xfdb96420; rBLUELUT =0xfb40; rDITHMODE=0x0;
rDP1_2 =0xa5a5; rDP4_7 =0xba5da65; rDP3_5 =0xa5a5f; rDP2_3 =0xd6b; rDP5_7 =0xeb7b5ed; rDP3_4 =0x7dbe; rDP4_5 =0x7ebdf; rDP6_7 =0x7fdfbfe; rDITHMODE=0x12210;
rLCDCON1=(1)|(2<<5)|(MVAL_USED<<7)|(0x3<<8)|(0x3<<10)|(CLKVAL_COLOR<<12); break; default: return 1; }
return 0; }
)| |
жijʼ
void KeyINT_Init(void) {
if ((rINTPND & BIT_EINT4567)) {
SPC = BIT_EINT4567; }
rINTMSK = ~(BIT_GLOBAL|BIT_EINT4567);
}
RTCijʼ
void Rtc_Tick_Init(void) {
if ((rINTPND & BIT_TICK)) {
rI_ISPC = BIT_TICK;
}
rINTMSK &= ~(BIT_GLOBAL | BIT_TICK);
rRTCCON = 0x0;
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rTICINT = 1 | (1<<7) }
void Rtc_Tick_Init0(void) {
if ((rINTPND & BIT_TICK)) {
rI_ISPC = BIT_TICK; }
rINTMSK &= ~(BIT_GLOBAL | BIT_TICK); rRTCCON = 0x0; rTICINT = 1 | (1<<6); }
Ľ ģ
LCDʾʱӽֹԲһֱ߶ʱָ롣 ҪҪĺʵֻԲͻֱߡ Բ
㷨ͨX1 οYԼҵĺ㶨ĵ㣬rs=45X0145ԭ㣬ڵһҵһ㣬ͨ۵Գҵ㣬ͨ㺯ٻ45Ⱦͺˡ
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