Hello All,
I am trying to get a PIC to receive a binary code from either one of two 38Khz IR receivers, at the moment it works for one receiver but i don't know how to make it monitor two pins? I think Interrupts are the way to go, but don't know where to start. Does anyone know how i could do this?

<code>
INCLUDE "modedefs.bas"
CMCON = 7
trisio = %00001111
GPIO = 0
DEFINE OSCCAL_1K 1 ' Set OSCCAL for 1K device
Define OSC 4
@ DEVICE PIC12f629, XT_OSC
@ DEVICE PIC12f629, WDT_ON
@ DEVICE PIC12f629, PWRT_ON
@ DEVICE PIC12f629, MCLR_OFF
@ DEVICE PIC12f629, BOD_ON
@ DEVICE PIC12f629, CPD_OFF
CODELENGTH VAR BYTE 'BYTE VARIABLE OK - LESS THAN 8 PULSES MEASURED
UID VAR BYTE
PIN VAR BYTE
RXPIN1 Var GPIO.3

Pause 100 'SETTLE DOWN BOTH PIC & IR RECEIVER

STARTPULSE:
PulsIn GPIO.3,0,CODELENGTH 'MEASURE LOW PULSE (IR LED ON TIME)
IF (CODELENGTH > 200) and (CODELENGTH < 400) Then SENSOR1
goto STARTPULSE

SENSOR1:
RXPIN1 = GPIO.3
pin = 1
GOTO CODEPULSES

SENSOR2:
RXPIN1 = GPIO.2
pin = 2
GOTO CODEPULSES

CODEPULSES:
PulsIn RXPIN1,0,CODELENGTH
IF CODELENGTH > 150 Then LET UID.bit0 = 1 '2MS PULSE IS 1
IF CODELENGTH < 150 Then LET UID.bit0 = 0 '1MS PULSE IS 0

PulsIn RXPIN1,0,CODELENGTH
IF CODELENGTH > 150 Then LET UID.bit1 = 1
IF CODELENGTH < 150 Then LET UID.bit1 = 0

PulsIn RXPIN1,0,CODELENGTH
IF CODELENGTH > 150 Then LET UID.bit2 = 1
IF CODELENGTH < 150 Then LET UID.bit2 = 0

PulsIn RXPIN1,0,CODELENGTH
IF CODELENGTH > 150 Then LET UID.bit3 = 1
IF CODELENGTH < 150 Then LET UID.bit3 = 0

PulsIn RXPIN1,0,CODELENGTH
IF CODELENGTH > 150 Then LET UID.bit4 = 1
IF CODELENGTH < 150 Then LET UID.bit4 = 0

PulsIn RXPIN1,0,CODELENGTH
IF CODELENGTH > 150 Then LET UID.bit5 = 1
IF CODELENGTH < 150 Then LET UID.bit5 = 0

PulsIn RXPIN1,0,CODELENGTH
IF CODELENGTH > 150 Then LET UID.bit6 = 1
IF CODELENGTH < 150 Then LET UID.bit6 = 0

PulsIn RXPIN1,0,CODELENGTH
IF CODELENGTH > 150 Then LET UID.bit7 = 1
IF CODELENGTH < 150 Then LET UID.bit7 = 0

IF UID = 247 Then LEDON
codelength = 0
UID = 0
GoTo STARTPULSE

LEDON:
High GPIO.0 'LED ON
serout 1, N2400,[#PIN," ",#UID,10,13]
Pause 500
Low GPIO.0
codelength = 0
UID = 0
GoTo STARTPULSE

End
</code>

Thank in advance,
Jeremy