SYMBOL
SRT
ST0
ST1
ST2
ST3
WGATE
Table 19 - Description of Command Symbols
NAME
DESCRIPTION
Step Rate Interval The time interval between step pulses issued by the FDC.
Programmable from 0.5 to 8 milliseconds in increments of 0.5 ms
at the 1 Mbit data rate. Refer to the SPECIFY command for actual
delays.
Status 0
Status 1
Status 2
Status 3
Registers within the FDC which store status information after a
command has been executed. This status information is available
to the host during the result phase after command execution.
Write Gate
Alters timing of WE to allow for pre-erase loads in perpendicular
drives.
40