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| LC87F2924B Datasheet, PDF (27/28 Pages) Sanyo Semicon Device – CMOS IC FROM 26K byte, RAM 768 byte on-chip 8-bit 1-chip Microcontroller | |||
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LC87F2924B
VDD
RRES
Note:
Determine the value of CRES and RRES so that the
RES
reset signal is present for a period of 200μs after the
CRES
supply voltage goes beyond the lower limit of the ICâs
operating voltage.
Figure 5 Reset Circuit
SIOCLK:
DATAIN:
DATAOUT:
SIOCLK:
DATAIN:
DATAOUT:
SIOCLK:
DATAIN:
DATAOUT:
DI0 DI1
DI2
DI3
DI4
DI5
DI6
DI7
DI8
DO0 DO1 DO2 DO3 DO4 DO5 DO6
tSCKL
tSCK
tSCKH
DO7
Data RAM
transfer period
(SIO0 only)
DO8
tsDI
thDI
tdDO
tSCKL
tsDI
tdDO
Data RAM
transfer period
(SIO0 only)
tSCKHA
thDI
Figure 6 Serial I/O Waveforms
tPIL
tPIH
Figure 7 Pulse Input Timing Signal Waveform
No.A1211-27/28
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