1024-Bit, 1-Wire EEPROM
for Automotive Applications
TO FIGURE 9, 1ST PART
DS243-A1
FROM FIGURE 9
1ST PART
A5h
RESUME
COMMAND?
3Ch
OVERDRIVE
SKIP ROM?
69h
OVERDRIVE
MATCH ROM?
N
N
N
N
Y
Y
Y
RC = 0; OD = 1
RC = 0; OD = 1
N
RC = 1?
Y
Y
MASTER Tx
RESET?
MASTER Tx BIT 0
N
(SEE NOTE)
OD = 0
Y
N
N
N
MASTER Tx
RESET?
BIT 0 MATCH?
N
Y
MASTER Tx BIT 1
(SEE NOTE)
OD = 0
BIT 1 MATCH?
Y
MASTER Tx BIT 63
BIT 63 MATCH?
(SEE NOTE)
OD = 0
Y
FROM FIGURE 9
1ST PART
RC = 1
TO FIGURE 9
1ST PART
NOTE: THE OD FLAG REMAINS AT 1 IF THE DEVICE WAS ALREADY AT OVERDRIVE SPEED BEFORE THE OVERDRIVE MATCH ROM COMMAND WAS ISSUED.
Figure 9. ROM Functions Flow Chart (continued)
14 ______________________________________________________________________________________
MAXIM [ MAXIM INTEGRATED PRODUCTS ]
