Public Downloads

Schematic (pdf)

Circuit diagram of CPU_1A1 board (pdf).

Example 1 (pdf)

example code.

Example 2 (pdf)

example code.

Example 3 (zip)

example code (make a flash auto-starting program)

Code Examples (zip)

example code.

Flash Access (pdf)

Flash memory access details (important).

Reset/Boot (pdf)

Operation out of reset.

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Circuit Diagram (pdf)

Development Board circuit diagram.

Loader (zip)

Windows based loader program (under development but operational)

Data (zip)

Motorola HC11F1 and AMD 29F010 data sheets

Buffalo P2 (zip)

Buffalo monitor woth prescale = 00 (for Trace, special mod applies)

Buffalo Ref. (pdf)

EVBU manual, includes reference for Buffalo monitor

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JB Loader V1 (zip)

A loader program submitted by Brett Schwarz

JB_Loader_patch1 (zip)

A minor patch for V1 (bank select when erasing Flash)

JB Loader V2 (zip)

A loader program submitted by Brett Schwarz (latest version complete)

Basic11 (zip)

Basic11 interpreter for the CPU_1A1

H-Bridge (pdf)

High Power 24V DC H-bridge motor driver circuit

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PMB home

last updated: 06 Feb 2012