DS24B33+ MAXIM [Maxim Integrated Products], DS24B33+ Datasheet - Page 16

• Manufacturer Part Number: DS24B33+
• Description: 4Kb 1-Wire EEPROM with 200k Write/Erase Cycles
• Manufacturer: MAXIM [Maxim Integrated Products]

4Kb 1-Wire EEPROM with
200k Write/Erase Cycles
Figure 9b. ROM Functions Flowchart (continued)
16
______________________________________________________________________________________
TO FIGURE 9a
FROM FIGURE 9a
FROM FIGURE 9a
TO FIGURE 9a
NOTE: THE OD FLAG REMAINS AT 1 IF THE DEVICE WAS ALREADY AT OVERDRIVE SPEED BEFORE THE OVERDRIVE-MATCH ROM COMMAND WAS ISSUED.
COMMAND?
RESUME
RC = 1?
A5h
Y
Y
MASTER Tx
RESET?
N
N
N
Y
RC = 0; OD = 1
OVERDRIVE-
MASTER Tx
SKIP ROM?
RESET?
3Ch
Y
N
Y
N
MASTER Tx BIT 63
MASTER Tx BIT 0
MASTER Tx BIT 1
BIT 63 MATCH?
RC = 0; OD = 1
MATCH ROM?
BIT 0 MATCH?
BIT 1 MATCH?
OVERDRIVE-
RC = 1
69h
Y
Y
Y
Y
N
N
N
N
(SEE NOTE)
(SEE NOTE)
(SEE NOTE)
OD = 0
OD = 0
OD = 0