![background image](http://html1.mh-extra.com/html/rabbit/rabbitcore-rcm3309/rabbitcore-rcm3309_user-manual_3119427108.webp)
Distributor of Digi International: Excellent Integrated System Limited
Datasheet of 20-101-1194 - MODULE RABBITCORE RCM3309 ROHS
Contact us: [email protected] Website: www.integrated-circuit.com
User’s Manual
101
PE6
Output
LCD/keypad module
High (disabled)
PE7
Output
Motor driver B clock pulse
High (disabled)
PF0
Input
SPI, serial flash, quadrature decoder, J7
High
PF1–PF3
Input
Quadrature decoder, J7
High
PF4–PF7
Output
Motor 1–4 control
Low (disabled)
PG0
Input
Switch S1
High
PG1
Input
Switch S2
High
PG2
Input
TXF RS-232
Serial Port F
High (disabled)
PG3
Input
RXF RS-232
High (disabled)
PG4
Output
Motor driver A enable
High (disabled)
PG5
Output
Motor driver B enable
High (disabled)
PG6
Input
TXE RS-232
Serial Port E
High (disabled)
PG7
Input
RXE RS-232
High (disabled)
* Serial Port B is not available on the Prototyping Board when the RCM3309/RCM3319 is
plugged in.
† PD0, PD1, and PE2 are not normally available on the Prototyping Board because they are not
brought out on RCM3309 headers J3 and J4.
Table B-5. Prototyping Board Use of Rabbit 3000 Parallel Ports (continued)
Port
I/O
Use
Initial State
108 / 191
108 / 191