LC877264A Datasheet, PDF (23/24 Pages) Sanyo Semicon Device – 8-Bit Single Chip Microcontroller with 64/56/48 KB ROM and 2048-Byte RAM On Chip

LC877264A/56A/48A
VDD
RRES
(Note)
Select CRES and RRES value to assure that at least
200µs reset time is generated after the VDD becomes
RES
higher than the minimum operating voltage.
CRES
Figure 5 Reset circuit
SIOCLK
DATAIN
DATAOUT
SIOCLK
DATAIN
DATAOUT
DI0
DI1
DI2
DI3
DI4
DI5
DI6
DI7
DI8
DO0
DO1
DO2
DO3
DO4
DO5
DO6
DO7
DO8
Data RAM
transmission period
(only SIO0)
tSCKL
tSCK
tSCKH
tsDI
thDI
tdDO
SIOCLK
DATAIN
DATAOUT
tSCKLA
tSCKHA
Data RAM
transmission period
(only SIO0)
tsDI
thDI
tdDO
Figure 6 Serial input / output wave form
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