DS1977-F5- MAXIM [Maxim Integrated Products], DS1977-F5- Datasheet - Page 18

• Manufacturer Part Number: DS1977-F5-
• Description: Password-Protected 32KB EEPROM iButton
• Manufacturer: MAXIM [Maxim Integrated Products]

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