Rabbit RabbitCore RCM2200 User Manual page 57

Once you establish that the programming port will never again be needed for program-
ming, it is possible to use the programming port for additional I/O lines. Table E-1 lists the
pins available for this alternate configuration.
Table E-1. RCM2200 Programming Port Pinout Configurations
Pin Pin Name
1 RXA
2 GND
3 CLKA
4 VCC
5 RESET
6 TXA
8 STATUS
9 SMODE0
10 SMODE1
User's Manual
Default Use
Serial Port A PC7—Input
PB1—Bitwise or parallel
programmable input
Serial Port A PC6—Output
Output
Input
Input
Alternate Use
Connected to reset
generator U1
Must be low when
RCM2200 boots up
Must be low when
RCM2200 boots up
Notes
53