r8a66153fp Renesas Electronics Corporation., r8a66153fp Datasheet - Page 2

• Manufacturer Part Number: r8a66153fp
• Description: Programmable Buffered I/o Expander
• Manufacturer: Renesas Electronics Corporation.

R8A66153FP
BLOCK DIAGRAM
.
REJ03F0260-0100 Rev.1.00 Jan.10.2008
Page 2 of 9
RESET
GND
GND
GND
Vcc
Vcc
D7
D6
D5
D4
D3
D2
D1
Ｄ0
CS
WR
RD
A0
A2
A1
Read/Write
Data bus
control
buffer
circuit
8
4
8
4
4
8
8
(Lower 4bit)
(Upper 4bit)
(4 bit）
Port A
Port G
(8 bit)
Port C
Port C
Port E
Port B
Port F
(8 bit)
(8 bit)
(8 bit)
PA7
PA6
PA5
PA4
PA3
PA2
PA1
PA0
PC7
PC6
PC5
PC4
PC3
PC2
PC1
PC0
PB7
PB6
PB5
PB4
PB3
PB2
PB1
PB0
PE7
PE6
PE5
PE4
PE3
PE2
PE1
PE0
PF7
PF6
PF5
PF4
PF3
PF2
PF1
PF0
PG3
PG2
PG1
PG0