MSA ProtoCessor FPC-ED2 - Protocessor Socket PCB Footprint - Layout; Pin Assignment; Protocessor TTL Socket for 2 X10 Header Pins

3 ProtoCessor Socket PCB Footprint – Layout
3.1 Pin Assignment
3.1.1 ProtoCessor TTL Socket for 2x10 Header Pins
PIN # Function Direction DTE Label Comments
1 Frame Ground (FG) Not DC Ground (0V)
2 VIN 3.3V-5.0V ±10%
3 TX From ProtoCessor TxD (out)
4 RX To ProtoCessor RxD (in)
5 CTS To ProtoCessor CTS (in)
6 RTS From ProtoCessor RTS (out)
7 DIO1 DSR (in) Alternative I/O: SPI-SCK
8 DIO2 DTR (out) Alternative I/O: SPI-CS
9 DIO3 DCD (in)
10 Reserved
11 0V Circuit Ground
12 SCL
I2C Clock line – Open Drain,
10k Pull-up to VIN
13 SDA
I2C Data Line – Open Drain,
10k Pull-up to VIN
14 DIO4 RI (in) Alternative I/O: SPI-MISO
15 DIO6
16 DIO7
ProtoCessor Design Guide 8