void LedControl::setSegment(int addr, int digit, byte value) {
int offset;
if(addr<0 || addr>=maxDevices)
return;
if(digit<0 || digit>7 )
return;
offset=addr*8;
if(reflectMode) {
reflect(value);
}
if(upsidedownMode) {
upsidedown(value);
}
status[offset+digit]=value;
//spiTransfer(addr, digit+1,value);
if (anodeMode) {
transposeData(addr);
for(int i=0;i<8;i++) {
spiTransfer(addr, i+1, statusTransposed[offset+i]);
}
} else {
spiTransfer(addr, digit+1, value);
}
}
void LedControl::setDigit(int addr, int digit, byte value, boolean dp) {
int offset;
byte v;
if(addr<0 || addr>=maxDevices)
return;
if(digit<0 || digit>7 || value>15)
return;
offset=addr*8;
v=charTable[value];
if(dp)
v|=B10000000;
if(reflectMode) {
//pABCGEFD
reflect(v);
}
if(upsidedownMode) {
upsidedown(v);
}
status[offset+digit]=v;
if (anodeMode) {
//transpose the digit matrix
transposeData(addr);
//send the entire set of digits
for(int i=0;i<8;i++) {
spiTransfer(addr, i+1, statusTransposed[offset+i]);
}
} else {
spiTransfer(addr, digit+1, v);
}
}
int main(){
char s[MAX];
printf("Unesite string: ");
gets(s);
upsidedown(s,strlen(s));
printf("%s\n",s);
return 0;
}
void
main(int argc, char *argv[])
{
Memimage *m;
int fd, r;
char f;
f = 0;
r = 0;
fd = 0;
ARGBEGIN {
case 'u':
f = 'u';
break;
case 'l':
f = 'l';
break;
case 'r':
r = atoi(EARGF(usage()));
break;
default:
usage();
} ARGEND;
if(*argv){
fd = open(*argv, OREAD);
if(fd < 0)
sysfatal("open: %r");
}
memimageinit();
if((m = readmemimage(fd)) == nil)
sysfatal("readmemimage: %r");
if(f == 'u' || f == 'l'){
m = upsidedown(m);
if(f == 'l')
r = 180;
}
switch(r % 360){
case 270:
m = rot90(m);
case 180:
m = rot90(m);
case 90:
m = rot90(m);
break;
}
if(writememimage(1, m) < 0)
sysfatal("writememimage: %r");
exits(0);
}
