Power Module

The power module supplies regulated power to the whole whizz80 system. Output of this module is via the system bus, and currently consists of +5v, ground and any reset signals.

graph TD subgraph System Core SYSBUS(System Bus) === POWER(Power Module) SYSBUS -.- CLOCK(Clock Module) SYSBUS -.- CPU(CPU Module) SYSBUS -.- RAM(RAM Module) SYSBUS -.- ROM(ROM Module) IO(I/O Bridge) -.- SYSBUS end style SYSBUS fill:#fff,stroke:#333; style POWER fill:#f96,stroke:#333,stroke-width:4px;

System Bus Usage

The following lines from the system bus are used by the power module:

BusLine Label Description
.. .. ..
17 VCC +5v Power source
18 GND Ground
.. .. ..
20 /RESET Reset signal
.. .. ..

The /RESET signal generated via the power module is optional if you want to trigger a reset via an external device (via the IO-Core)