
REJ03B0230-0030 Rev.0.30 Feb 14, 2008
Page 14 of 79
Under development
Preliminary Specification
Specifications in this preliminary version are subject to change.
R32C/151 Group
1. Overview
Table 1.10
Pin Definitions and Functions (3/3)
Functional
Category
Symbol
I/O
Function
A/D converter
AN_0 to AN_7
AN0_0 to AN0_7
AN2_0 to AN2_7
AN15_0 to AN15_7
I
Analog input for the A/D converter
ADTRG
I
External trigger input for the A/D converter
ANEX0
I/O
Expanded analog input for the A/D converter and output
in external op-amp connection mode
ANEX1
I
Expanded analog input for the A/D converter
D/A converter
DA0 to DA1
O
Output for the D/A converter
Reference voltage
input
VREF
I
Reference voltage input for the A/D converter and D/A
converter
Intelligent I/O
IIO0_0 to IIO0_7
I/O
Input/output for the Intelligent I/O group 0. Either input
capture or output compare is selectable
IIO1_0 to IIO1_7
I/O
Input/output for the Intelligent I/O group 1. Either input
capture or output compare is selectable
IIO2_0 to IIO2_7
I/O
Input/output for the Intelligent I/O group 2. Either input
capture or output compare is selectable
IIO3_0 to IIO3_7
I/O
Input/output for the Intelligent I/O group 3. Either input
capture or output compare is selectable
UD0A, UD1A,
UD0B, UD1B
I
Input for the two-phase encoder
Serial bus inter-
face
SSO0 to SSO2
I/O
Serial data output. Functions as serial data input/output
in 4-wire serial bus mode
SSI0 to SSI2
I/O
Serial data input. Functions as serial data input/output in
4-wire serial bus mode
SSCK0 to SSCK2
I/O
Transmit/receive clock input/output
SCS0 to SCS2
I/O
Input/output to control the synchronous serial interface
LIN module
LIN0_0OUT to
LIN0_3OUT
O
Transmit data output for the LIN communications
LIN0_0IN to
LIN0_3IN
I
Receive data input for the LIN communications
LIN1_0OUT to
LIN1_3OUT
O
Transmit data output for the LIN communications
LIN1_0IN to
LIN1_3IN
I
Receive data input for the LIN communications
CAN module
CAN0IN to CAN1IN
I
Receive data input for the CAN communications
CAN0OUT to
CAN1OUT
O
Transmit data output for the CAN communications
CAN0WU to
CAN1WU
I
Input for the CAN wake-up interrupt