upd178016 Renesas Electronics Corporation., upd178016 Datasheet - Page 67

• Manufacturer Part Number: upd178016
• Description: 8-bit Single-chip Microcontroller
• Manufacturer: Renesas Electronics Corporation.

6.4
The input and output of key data to and from the PD16431A are shown below.
Command : 10000101 (status command (key data readout))
D
After the status command is send, key data is read from the LCD_DAT pin.
LCD_DAT
LCD STB
LCD CLK
KEYREQ
0
Key Data Input/Output
to D
3
: 00000000 (display data)
11111111
|
Command
D
0
D
1
PD178016GC-051
D
3
67