User`s guide

....*... CPS follow disable=0/enable=1
.....*.. Last Reset warm? READ ONLY
......*. Hardware DMA READ ONLY
.......* non-GS (0)/GS (1) READ ONLY
$C05A R 76543210
****.... Current ZIP Speed, 0=100%, 1=93.75%,..., F=6.25%
....1111
$C05A W Write values as follows:
$5x Unlock ZIP registers (must write 4 times)
$Ax Lock ZIP registers
other Force ZIP to follow system clock (disable card)
$C05B R 76543210
*....... 1msclk - clock with 1 ms period
.*...... cshupd - Tag data at $C05F updated
(read $C05F to reset)
..*..... Bank Switch Language Card cache (0), don't (1)
...*.... Board disable - 0=enabled, 1=disabled
....*... delay in effect (0=ZIP, 1=Slow)
.....*.. rombank (0/1) - not in development version
......** Cache RAM size (00=8k, 01=16k, 10=32k, 11=64k)
$C05B W Write any value to force ZIP to current speed
(i.e. enable card)
$C05C R/W 76543210
*******. Slot 7-1 delay enable (all slots 52-54 ms)
.......* Speaker delay enable (5 ms)
$C05D R Current 65816 bank
$C05D W 76543210
****.... Set ZIP speed, 0=100%, 1=93.75%, ..., F=6.25%
....**** Don't care
$C05E R Read last Tag data written and force the next write
to create a trash tag value.
$C05E W No operation
$C05F R Read last Tag data written and reset cshupd.
Note: apparently any write to a ZIP register
(unlocked) will clear cshupd, but cshupd
says that this location must be read.
$C05F W No operation
______________________________
011- Is it possible to set up a simple ProDOS-8
application (SYS) file which turns the ZipGS OFF or ON?