参数资料
型号: R5F21388WJFP
元件分类: 微控制器/微处理器
英文描述: MICROCONTROLLER, PQFP80
封装: 12 X 12MM, 0.5MM PITCH, PLASTIC, LQFP-80
文件页数: 10/70页
文件大小: 632K
代理商: R5F21388WJFP
R8C/38W Group, R8C/38X Group, R8C/38Y Group, R8C/38Z Group
1. Overview
Under development Preliminary document
Specifications in this document are tentative and subject to change.
REJ03B0317-0010 Rev.0.10
Page 18 of 67
May 31, 2010
1.5
Pin Functions
Tables 1.15 and 1.16 list Pin Functions.
I: Input
O: Output
I/O: Input and output
Note:
1. Refer to the oscillator manufacturer for oscillation characteristics.
Table 1.15
Pin Functions (1)
Item
Pin Name
I/O Type
Description
Power supply input VCC, VSS
Apply 2.7 V to 5.5 V to the VCC pin. Apply 0 V to the VSS pin.
Analog power
supply input
AVCC, AVSS
Power supply for the A/D converter.
Connect a capacitor between AVCC and AVSS.
Reset input
RESET
I
Input “L” on this pin resets the MCU.
MODE
I
Connect this pin to VCC via a resistor.
XIN clock input
XIN
I
These pins are provided for XIN clock generation circuit I/O.
Connect a ceramic resonator or a crystal oscillator between
the XIN and XOUT pins (1). To use an external clock, input it
to the XOUT pin and leave the XIN pin open.
XIN clock output
XOUT
I/O
INT interrupt input
INT0 to INT4
IINT interrupt input pins.
Key input interrupt
KI0 to KI3
I
Key input interrupt input pins
Timer RA0
Timer RA1
TRAIO0, TRAIO1
I/O
Timer RA I/O pin
TRAO0, TRAO1
O
Timer RA output pin
Timer RB
TRBO
O
Timer RB output pin
Timer RC
TRCCLK
I
External clock input pin
TRCTRG
I
External trigger input pin
TRCIOA, TRCIOB,
TRCIOC, TRCIOD
I/O
Timer RC I/O pins
Timer RD
TRDIOA0, TRDIOA1,
TRDIOB0, TRDIOB1,
TRDIOC0, TRDIOC1,
TRDIOD0, TRDIOD1
I/O
Timer RD I/O pins
TRDCLK
I
External clock input pin
Timer RE
TREO
O
Divided clock output pin
Timer RF
TRFO00, TRFO10,
TRFO01, TRFO11,
TRFO02, TRFO12
O
Timer RF output pins.
TRFI
I
Timer RF input pin.
Timer RG
TRGIOA, TRGIOB
I/O
Timer RG I/O ports.
TRGCLKA, TRGCLKB
I
External clock input pins.
Serial interface
CLK0, CLK1, CLK2
I/O
Transfer clock I/O pins
RXD0, RXD1, RXD2
I
Serial data input pins
TXD0, TXD1, TXD2
O
Serial data output pins
CTS2
I
Transmission control input pin
RTS2
O
Reception control output pin
SCL2
I/O
I2C mode clock I/O pin
SDA2
I/O
I2C mode data I/O pin
SSU
SSI
I/O
Data I/O pin
SCS
I/O
Chip-select signal I/O pin
SSCK
I/O
Clock I/O pin
SSO
I/O
Data I/O pin
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