User`s manual

User’s Manual Programming Cable C–3
Once you establish that the programming port will
never again be needed for programming, it is possi-
ble to use the programming port for additional I/O
lines. Table C–1 lists the pins available for this
alternate configuration.
Table C–1: RabbitCore RCM2200 Programming Port Pinout Configurations
Pin Pin Name Default Use Alternate Use Notes
Header J1
1 RXA Serial Port A PC6—Input
2GND
3CLKA
PB1—Bitwise or paral-
lel programmable input
4VCC
5 RESET
Connected to reset
generator U1
6 TXA Serial Port A PC7—Output
8 STATUS Output
9 SMODE0 Input
Must be low when
RCM2200 boots up
10 SMODE1 Input
Must be low when
RCM2200 boots up