Olivetti PG L22 Special Service Manual page 103

BI–DIRCT
Ready
Press the ITEM + key.
ECP
Ready
Press the ITEM + key.
ACKWIDTH
Ready
Press the ITEM + key.
ACK/BUSY
Ready
Press the ITEM + key.
Y103920-3
Item Direction of Data Transfer
Contents of Display
Bi-directional data transmission
ENABLE
Uni-directional data transmission
DISABLE
Factory Setting: ENABLE
Item
Contents of Display
ENABLE
DISABLE
Factory Setting: ENABLE
Item ACK Width in compatible
Contents of Display
NARROW
MEDIUM
WIDE
Factory Setting: NARROW
Item Output order of BUSY and ACK signal
Contents of Display
IN ACK IN BUSY:
BUSY=LOW the end of
ACK pulse
WHILE ACK WHILE BUSY:
BUSY=LOW Center of
ACK pulse
Factory Setting: IN
Service Manual
Function
ECP Mode
Function
ENABLE
DISABLE
Function
0.5µs
1.0µs
3.0µs
Function
103