UPD78F9177 NEC, UPD78F9177 Datasheet - Page 39

• Manufacturer Part Number: UPD78F9177
• Description: 8-BIT SINGLE-CHIP MICROCONTROLLER
• Manufacturer: NEC

Serial Transfer Timing
3-wire serial I/O mode:
3-wire serial I/O mode (when using SS20):
UART mode (external clock input):
Remark
m = 1, 2
SCK20
ASCK20
SO20
SI20
SO20
SS20
t
KSOm
t
KAS2
Data Sheet U14022EJ1V0DS00
t
KLm
t
KL3
t
SIKm
t
R
Input data
Output data
t
KCYm
Output data
t
KCY3
t
KSIm
t
KHm
t
KH3
PD78F9177, 78F9177Y
t
KDS2
t
F
39