upd178p018 Renesas Electronics Corporation., upd178p018 Datasheet - Page 38

• Manufacturer Part Number: upd178p018
• Description: 8-bit Single-chip Microcontroller
• Manufacturer: Renesas Electronics Corporation.

38
3-Wire Serial I/O Mode with Automatic Transmit/Receive Function:
3-Wire Serial I/O Mode with Automatic Transmit/Receive Function (Busy Processing):
(Active high)
Note The signal is not actually driven low here; it is shown as such to indicate the timing.
SCK1
SO1
STB
SI1
BUSY
SCK1
D2
D2
t
t
7
SIK11, 12
KSO11, 12
t
KL11, 12
t
KCY11, 12
D1
t
D1
KH11, 12
8
t
R12
t
KSI11, 12
t
F12
D0
9
Note
D0
t
SBD
t
SBW
t
BYS
10
Note
t
BYH
10 + n
Note
t
SPS
PD178P018A
D7
1
D7