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anyone knows how to change this coding so that i could use port c instead of port d for the keypad interface with pic16f877
//#byte port_d = 0x08
char get_key(void)
{
char t;
while (1) {
output_d (input_d() | 0xFF);
output_bit(PIN_D4,0);
if (input (PIN_D0) ==0);{...
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