20-101-0522 Rabbit Semiconductor, 20-101-0522 Datasheet - Page 79

• Manufacturer Part Number: 20-101-0522
• Description: MODULE RABBITCORE RCM3220
• Manufacturer: Rabbit Semiconductor

Specifications of 20-101-0522

• Module/board Type: MPU Core Module
• Product: Microcontroller Modules
• Core Processor: Rabbit 3000
• Clock Speed: 44.2 MHz
• Interface Type: Ethernet, Serial
• Flash: 512 KB
• Timers: 10 x 8 bit, 1 x 10 bit
• Operating Supply Voltage: 3.15 V to 3.45 V
• Board Size: 69 mm x 47 mm x 22 mm
• Core: RCM3220
• Processor Series: RCM3200
• For Use With/related Products: RCM3220
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 316-1098

Once you establish that the programming port will never again be needed for program-
ming, it is possible to use the programming port for additional I/O lines. Table E-1 lists the
pins available for this alternate configuration.
User’s Manual
Pin
1
2
3
4
5
6
8
9
10
Table E-1. RCM3200 Programming Port Pinout Configurations
RXA
GND
CLKA
VCC
RESET
TXA
STATUS
SMODE0
SMODE1
Pin Name
Serial Port A
Serial Port A
Default Use
PC7—Input
PB1—Bitwise or parallel
programmable input
PC6—Output
Output
Input
Input
Alternate Use
Connected to reset
generator U4
Must be low when
RCM3200 boots up
Must be low when
RCM3200 boots up
Notes
75