void LTM8328PKR04::pushLetter(char car,bool decimal)
{
if(car==' ')
{
pushDigit(10,decimal);
return;
}
if(car=='-')
{
pushDigit(11,decimal);
return;
}
if(car>='0' && car<='9')
{
pushDigit(car-0x30,decimal);
return;
}
int index=-1;
switch(car)
{
case 'A':
index=0;
break;
case 'C':
index=1;
break;
case 'E':
index=2;
break;
case 'H':
index=3;
break;
case 'L':
index=4;
break;
case 'P':
index=5;
break;
case 'U':
index=6;
break;
case 'd': // ° symbol
index=7;
break;
case 'q':
index=8;
break;
}
if(index==-1)
{
pushLetter(' ');
return;
}
for(int segment=7;segment!=0;segment--)
pushBit((letter[index]>>segment)&1);
pushBit(decimal);
}
void LTM8328PKR04::clear()
{
pushBit(1);
pushDigit(10);
pushDigit(10);
pushDigit(10);
pushDigit(10);
pushBit(0);
pushBit(0);
pushBit(0);
};
void comput(Digit *digit, OpStack *opStack)
{
int b = popDigit(digit);
int a = popDigit(digit);
char ch = popOpStack(opStack);
int result = 0;
switch (ch) {
case '+':
result = a + b;
break;
case '-':
result = a - b;
break;
case '*':
result = a * b;
break;
case '/':
if(b != 0) {
result = a / b;
} else {
printf("diviver can not be 0!\n");
return;
}
break;
}
pushDigit(digit, result);
printf("push result : %d in stack\n", result);
}
void LTM8328PKR04::print(int number)
{
// send a "1" first
pushBit(1);
if( number<-999 or number>9999)
{
// ---- out of range
pushDigit(11);
pushDigit(11);
pushDigit(11);
pushDigit(11);
pushBit(0);
pushBit(0);
pushBit(0);
return;
}
bool positive=number>=0;
number=abs(number);
if( number>999)
{
pushDigit(number/1000);
pushDigit((number%1000)/100);
pushDigit((number%100)/10);
pushDigit(number%10);
}
else if( number>99)
{
if(positive)
pushDigit(m_leadingZeros?0:10);
else
pushDigit(11);
pushDigit(number/100);
pushDigit((number%100)/10);
pushDigit(number%10);
}
else if( number>9)
{
if(positive)
{
pushDigit(m_leadingZeros?0:10);
pushDigit(m_leadingZeros?0:10);
}
else
{
pushDigit(m_leadingZeros?11:10);
pushDigit(m_leadingZeros?0:11);
}
pushDigit(number/10);
pushDigit(number%10);
}
else
{
if(positive)
{
pushDigit(m_leadingZeros?0:10);
pushDigit(m_leadingZeros?0:10);
pushDigit(m_leadingZeros?0:10);
}
else
{
pushDigit(m_leadingZeros?11:10);
pushDigit(m_leadingZeros?0:10);
pushDigit(m_leadingZeros?0:11);
}
pushDigit(number);
}
// then send 3 other bits (2 external leds + 1 final latch clock)
pushBit(0);
pushBit(0);
pushBit(0);
}