User Guide

FIRST INTERNATIONAL COMPUTER,
INC.
- -
45
#2 EC_
DAT
A
R Burst
acknowledge
byte
Interrupt
on OBF=1
Burst Disable
Embedded
Controller
(BD_EC)
0x83 #1 EC_S
C
W
Command
byte Header
Interrupt
on IBF=0
#1 EC_S
C
W
Command
byte Header
No
Interrupt
Query Embedded
Controller
(QR_EC)
0x84
#2 EC_
DAT
A
R Query value
to host
Interrupt
on OBF=1
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