X25643 Datasheet, PDF (6/16 Pages) Xicor Inc. – Programmable Watchdog Timer & V CC Supervisory Circuit w/Serial E 2 PROM

X25643/45
X25323/25
X25163/65
Figure 2. Read Status Register Sequence
CS
SCK
0 1 2 3 4 5 6 7 8 9 10 11 12 13 14
INSTRUCTION
SI
SO
HIGH IMPEDANCE
DATA OUT
76543210
MSB
7036 FRM 04
Figure 3. Write Enable Latch Sequence
CS
SCK
01234567
SI
HIGH IMPEDANCE
SO
7036 FRM 05
6