LC877424A Datasheet, PDF (20/22 Pages) Sanyo Semicon Device – 8 Bit Single Chip Microcontroller Incorporating 48K/40K/32K/24K Byte ROM and 1536 byte RAM on Chip

LC877448A/40A/32A/24A
VDD
RRES
(Note)
Select CRES and RRES value to assure that at
least 200µs reset time is generated after the
RES
VDD becomes higher than the minimum
CRES
operating voltage.
Figure 5 Reset circuit
SIOCLK
DATAIN
DATAOUT
SIOCLK
DATAIN
DATAOUT
SIOCLK
DATAIN
DATAOUT
DI0
DI1
DI2
DI3
DI4
DI5
DI6
DO0
DO1
DO2
DO3
DO4
DO5
DO6
tSCKL
tSCK
tSCKH
DI7
DI8
DO7
DO8
Data RAM
transmission period
(only SIO0)
tsDI
thDI
tdDO
tSCKLA
tsDI
tdDO
Data RAM
transmission period
(only SIO0)
tSCKHA
thDI
Figure 6 Serial input / output wave form
No.7776-20/22