Rcm3000 Digital Inputs And Outputs - Rabbit RabbitCore RCM3000 User Manual

4.1 RCM3000 Digital Inputs and Outputs

The RCM3000 has 52 parallel I/O lines grouped in seven 8-bit ports available on headers
J1 and J2. The 44 bidirectional I/O lines are located on pins PA0–PA7, PB0, PB2–PB7,
PD2–PD7, PE0–PE1, PE3–PE7, PF0–PF7, and PG0–PG7.
Figure 5 shows the RCM3000 pinouts for headers J1 and J2.
GND
PA7
PA5
PA3
PA1
PF3
PF1
PC0
PC2
PC4
PC6
PG0
PG2
PD4
PD2
PD6
n.c.
standard 2 × 34 headers with a nominal 2 mm pitch. An RJ-45 Ether-
Headers J1 and J2 are
net jack is also included with the RCM3000.
The signals labeled PD2, PD3, PD6, and PD7 on header J1 (pins 29–32) and the pins that
are not connected (pins 33–34 on header J1 and pin 33 on header J2) are reserved for
future use on other models in the RCM3000.
16
J1
STATUS
PA6
PA4
PA2
PA0
PF2
PF0
PC1
PC3
PC5
PC7
PG1
PG3
PD5
SMODE1
PD3
PD7
n.c.
n.c. = not connected
Note: These pinouts are as seen on
the Bottom Side of the module.
Figure 5. RCM3000 Pinouts
J2
/RES PB0
PB2 PB3
PB4 PB5
PB6 PB7
PF4 PF5
PF6 PF7
PE7 PE6
PE5 PE4
PE3 PE1
PE0 PG7
PG6 PG5
PG4 /IOWR
/IORD SMODE0
/RESET_IN
VRAM VBAT_EXT
+3.3V GND
n.c. GND
RabbitCore RCM3000