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DD_SETUP

Setup disk parameters

Table of Contents

Function AddressDescription
DD_SETUP 015DSetup disk parameters

Synopsys

Set up disk parameters. Send a specify command.

Entry Parameters

Register Content
HL Address of parameter block

Exit Parameters

Always:
AF BC DE HL IX corrupt, all other registers preserved.
Parameter Block
Byte Content
0Motor on time, unit=100ms
1Motor off time, unit=100ms
2Write off time, unit=10ms
3Head settle time, unit=ms
4Step rate, unit=ms
5Head unload time, unit=32ms, 32…480
6(Head load time *2)+1, unit=4ms, 4…508