User`s manual

24 RabbitCore RCM2300
Header J5
1–8 PA[0:7]
Bytewide
programmable parallel
I/O
Slave port data bus
SD0–SD7
9
/RESET Reset output Reset input
This weak output can be
driven externally
10
PB0 Input
Serial port clock CLKB
input or output
11 PB2 Input Slave port write /SWR
12 PB3 Input Slave port read /SRD
13 PB4 Input SA0
Slave port address lines
14 PB5 Input SA1
15
PB7 Output
Slave port attention line
/SLAVEATTN
16–23 D[7:0] Input/Output Rabbit 2000 data bus
24 VBAT 3 V battery input
25 VCC
26 GND
Table 1. RabbitCore RCM2300 Pinout Configurations (continued)
Pin Pin Name Default Use Alternate Use Notes