ace1001 Fairchild Semiconductor, ace1001 Datasheet - Page 25

• Manufacturer Part Number: ace1001
• Description: Arithmetic Controller Engine Acex ?for Low Power Applications
• Manufacturer: Fairchild Semiconductor

ACE1001 Product Family Rev. B.1
Figure 21: Programming Protocol
Figure 22: Serial Data Timing
SHIFT_OUT (G2)
SHIFT_OUT (G2)
SHIFT_IN (G4)
(in write mode)
(in read mode)
CLOCK (G1)
LOAD (G3)
t
enter prog.
SV1
SHIFT_OUT (G2)
mode
SHIFT_IN (G4)
CLOCK (G1)
t
SV2
A: start of programming cycle
A
bit 31
10
bit 30
t
32 clock pulses
DIS
Valid
t
HI
t
25
DIH
t
ACCESS
bit 0
t
load1
t
t
DOS
t
LO
load2
Valid
t
DOH
2nd clock pulse
BUSY low by
BUSY
t
ready
READY
t
load3
t
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load4
A
bit 31