DVM1821Z-A0 データシートの表示（PDF） - Solomon Systech

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DVM1821Z-A0

SSD1821Z Development Kit

Solomon Systech  

temp = 0x0f & Col;

SingleCmd(ColAddrLo | temp);

}

void SetContrast(unsigned char Gain, Step) { //set overall contrast

SingleCmd(IntRegRatio | (0x0f & Gain)); //set internal resistor ratio

SingleCmd(ContCtrlReg);

//set Contrast Control Register

SingleCmd((0x3f & Step));

}

void InitDisplay() {

/* turn on normal display */

SingleCmd(DisplayOff);

SingleCmd(SegRemapOff);

SingleCmd(ComRemapOn);

SetContrast(iIntRegValue, iContCtrlRegValue); //set default contrast

SingleCmd(PwrCtrlReg | IntVolBstr | IntReg | OPampBuffer); //turn on booster, regulator & divider

SingleCmd(DisplayOn);

}

void dumppattern(unsigned char page, col, x, y, unsigned char code *pat)

{

unsigned char i;

unsigned char j;

unsigned int k;

k=0;

for (j=0;j<y;j++) {

SetRAMAddr(page+j,col);

for (i=0;i<x;i++) {

SingleData(pat[k]);

k=k+1;

}

}

}

void contrastctrl(unsigned char start,stop)

{

unsigned char i;

if (start < stop)

{

for (i=start; i<stop; i+=1)

{

SetContrast(iIntRegValue, i);

fdelay(80);

}

}

else

{

for (i=start; i>stop; i-=1)

{

SetContrast(iIntRegValue, i);

//slowly turn on display

//slowly turn off display

DVK1821Z-A1

9

Rev 0.1

08/2000

SOLOMON

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