S/O/S SyMon III --- 6502/65c02 BIOS with monitor and assembler
Breadboard images

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A board I use for life-testing motorized devices
(among other things)

Breadbox front

Breadboard top. The 40-pin connector has
+5v, GND and 3 8-bit I/O ports (82c55 PPI)The RAM (32kb) is non-volatile.
(The silver square above the RAM
component is a 3.6v, 350mAh lithium cell)

Breadboard underside

Breadboard's wraps-nest