Hardware FAQ

This page gathers all kinds of information we know about the PB hardware

CPU (ARM): - Cirrus Logic EP7312 (Maverick) - 74MHz - 2x 16550 UART (serial) - LCD display controller - Datasheet - User's Guide

Microcontroller: - 8052 - 24MHz - Headunit interfacing - Datasheet (Winbond W78E516B)

D/A-Converter: - Cirrus Logic CS4341 - 16-bit - Datasheet

IDE interface controller: - XILINK XC9572XL - Datasheet - SDK

Flash ROM - ST Micro M29W200BB - 2 MBit - Automotive grade - Datasheet

Complex Programmable Logic Device (CPLD) - XCR5032C - Datasheet (VQFP package) - SDK

PCB Layout (Photos): - Front - Back - Keg CX910 Front - Keg CX910 Back

PCB Jumpers:

JP5 -- XILINX 9572XL - JTAG Pin 6 > 9572XL Pin 48 - TCLK Pin 8 > 9572XL Pin 83 - TDO Pin 10 > 9572XL Pin 45 - TDI Pin 12 > 9572XL Pin 47 - TMS

JP6 -- ARM JTAG (No Connector, just pads) Pin 3 > 7312 Pin 125 - nTRST Pin 5 > 7312 Pin 11 - TDI Pin 7 > 7312 Pin 58 - TMS Pin 9 > 7312 Pin 90 - TCLK Pin 11 > 7312 Pin 22 - TDO

JP8 -- ARM UART1 (SERIAL PORT!!!) Pin 1 > board power Pin 2 > pin18 - PB2 [GPIO port B] Pin 3 > some resistor, hard to trace past. Pin 5 > 7312 Pin 32 - TDX[1] Pin 7 > 7312 Pin 36 - RXD[1] Pin 9 > 7312 Pin 37 - DCD Pin 11 > 7312 Pin 38 - DSR Pin 13 > 7312 Pin 35 - CTS

JP9 -- XILINX 5032C - JTAG Pin 6 > 5032C Pin 26 - TCLK Pin 8 > 5032C Pin 32 - TDO Pin 10 > 5032C Pin 1 - TDI Pin 12 > 5032C Pin 7 - TMS

For connections to the JP arrays you can use either: Molex 87332-1420 or DigiKey WM18078-ND

DMS Cartridge: - 2.5" Notebook harddisk (9.5mm, "rugged" edition) - FAT32 filesystem - 2 Partitions (PHTSYS, PHTDATA)