Rabbit RabbitCore RCM4200 User Manual page 36

Pin Pin Name
1 +3.3 V_IN
2 GND
3 /RES_OUT
4 /IORD
5 /IOWR
6 /RESET_IN
7 VBAT_EXT
8–15 PA[0:7]
16 PB0
17 PB1
18 PB2
19 PB3
20 PB4
21 PB5
22 PB6
23 PB7
30
Table 2. RCM4200 Pinout Configurations
Default Use
Reset output Reset input
Output
Output
Input
Battery input
Slave port data bus
Input/Output
External I/O data bus
SCLKB
Input/Output
External I/O Address IA6
SCLKA
Input/Output
External I/O Address IA7
/SWR
Input/Output
External I/O Address IA0
/SRD
Input/Output
External I/O Address IA1
SA0
Input/Output
External I/O Address IA2
SA1
Input/Output
External I/O Address IA3
/SCS
Input/Output
External I/O Address IA4
/SLAVATN
Input/Output
External I/O Address IA5
Alternate Use
(SD0–SD7)
(ID0–ID7)
Notes
Reset output from Reset
Generator or external reset
input
External I/O read strobe
External I/O write strobe
Input to Reset Generator
SCLKB (used by RCM4200
A/D converter — see
Section 4.2.1)
Programming port CLKA
RabbitCore RCM4200