DIAGNOSTIC: Alter SIO Timing for T1 - FujiNetWIFI/fujinet-firmware GitHub Wiki
This is a command for Device $70 - The FujiNet Device itself (see SIO-Commands-for-Device-ID-$70).
Alter SIO Timing for T1 ($B1)
Description
Alters the Timing value (in microseconds) for Timing value 1.
From the Atari Hardware Manual:
The computer generates a delay (tl) between the transmission of
the last bit of the command frame and the raising of the COMMAND- line.
computer tl (min) = 650 microsec.
computer tl (max) = 950 microsec.
peripheral tl (min) = ??
peripheral tl (max) = ??
Parameters
DCB | Value |
---|---|
DDEVIC | $70 |
DUNIT | $01 |
DCOMND | 0xB1 |
DSTATS | 0x00 |
DBUF | NULL |
DTIMLO | 0x0F |
DBYT | 0 |
DAUX | 16-bit value containing # of microseconds in little-endian order |
Examples
See thwap tool, for examples of how to alter this value: GitHub Link