Datasheet

Section 1 Overview
R01UH0166EJ0600 Rev. 6.00 Page 41 of 1434
Mar 02, 2011
H8S/2633 Group, H8S/2633 F-ZTAT
TM
,
H8S/2633R F-ZTAT
TM
, H8S/2695
Type Symbol I/O Name and Function
TxD4, TxD3,
TxD2, TxD1,
TxD0
Output Transmit data (channel 0 to 4): Data output pins.
Serial
communication
interface (SCI)/
Smart Card
interface
RxD4, RxD3,
RxD2, RxD1,
RxD0
Input Receive data (channel 0 to 4): Data input pins.
SCK4, SCK3,
SCK2, SCK1,
SCK0
I/O Serial clock (channel 0 to 4): Clock I/O pins.
SCK0 output type is NMOS push-pull.
IrDA-equipped
SCI 1 channel
(SCI0)
IrTxD
IrRxD
Output/
Input
IrDA transmission data/receive data: Input/output pins
for the data encoded for the IrDA.
I
2
C bus interface
(IIC) (optional)
SCL0
SCL1
I/O I
2
C clock input (channel 1, 0):
I
2
C clock input/output pins.
These functions have a bus driving function.
SCL0's output format is an NMOS open drain.
SDA0
SDA1
I/O I
2
C data input/output (channel 1, 0):
I
2
C clock input/output pins.
These functions have a bus driving function.
SCL0's output format is an NMOS open drain.
A/D converter AN15 to AN0 Input Analog 15 to 0: Analog input pins.
ADTRG Input A/D conversion external trigger input: Pin for input of
an external trigger to start A/D conversion.
D/A converter DA3 to DA0 Output Analog output: Analog output pins for D/A converter.
A/D converter,
D/A converter
AVCC Input A/D converter and D/A converter power supply pin.
When the A/D converter and D/A converter are not
used, this pin should be connected to the system
power supply (+5 V).
AVSS Input Analog circuit ground and reference voltage
A/D converter and D/A converter ground and reference
voltage.
Connect to system power supply (0 V).
Vref Input A/D converter and D/A converter reference voltage
input pin.
When the A/D converter and D/A converter are not
used, this pin should be connected to the system
power supply (+5 V).