Datasheet

DS1977
18 of 29
Figure 9-2. ROM FUNCTIONS FLOW CHART
To Figure 9
1
st
Part
From Figure 9
1
st
Part
From Figure 9
1
st
Part
To Figure 9, 1
st
Part
Y
N
A5h
Resume
Command ?
RC =
1 ?
Y
N
3Ch
Overdrive
Skip ROM ?
RC = 0 ; OD = 1
Master
TX Reset ?
Y
N
N
Y
Master
TX Reset ?
N
Y
Master TX Bit 0
Master TX Bit 63
Master TX Bit 1
Bit 63
Match ?
RC = 0 ; OD = 1
RC = 1
Bit 1
Match ?
Y
N
Y
N
Bit 0
Match ?
Y
N
Y
N
69h
Overdrive Match
ROM ?