Bus Output Signal Status During Standby Mode - Acer Extensa 61X Service Manual

BUS OUTPUT SIGNAL STATUS DURING STANDBY MODE

Table 2-12 Bus Output Signal Status During Standby Mode
65550 Pin#
53
54
24
25
51-44, 41-40, 38-33
20-13, 8-1
S/TS stands for "Sustained Tri-state". These signals are driven by
only one device at a time are driven high for one clock before
released, and are not driven for at least one cycle after being
released by the previous device. A pull-up provided by the bus
controller is used to maintain an inactive level between
transactions.
Major Chips Description
Signal Name
ACTI / A26
EBABKL / A27
LRDY# / RDY
LDEV#
D0-15
D16-31
Signal Status
Driven Low
Driven Low
Tri-Stated
Tri-Stated
Tri-Stated
Tri-Stated
2-55