DIAGNOSTIC: Alter SIO Timing for T2 - 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 T2 ($B2)

Description

Alters the Timing value (in microseconds) for Timing value 2.

From the Atari Hardware Manual:

  The peripheral generates a delay (t2) between the raising of 
    COMMAND- and the transmission of the ACK byte by the peripheral. 

    computer t2 (min) = O microsec. 
    computer t2 (max) = 16 msec. 

    peripheral t2 (min) = ?? 
    peripheral t2 (max) = ?? 

Parameters

DCB Value
DDEVIC $70
DUNIT $01
DCOMND 0xB2
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

See Also