Datasheet
R01DS0052EJ0140 Rev.1.40 Page 45 of 150
2014.07.16
RX62N Group, RX621 Group 1. Overview
USB 2.0 host/function
module
VCC_USB Input Power-supply pin for the USB. Connect this pin to the system
power supply even when the USB is not to be used.
VSS_USB Input Ground pin for the USB. Connect this pin to the system power
supply (0 V) even when the USB is not to be used.
USB0_DP
USB1_DP
I/O Inputs or outputs D+ data for the USB bus.
USB0_DM
USB1_DM
I/O Inputs or outputs D- data for the USB bus.
USB0_DPRPD
USB1_DPRPD
Output Enable D+ pull-down.
USB0_DRPD
USB1_DRPD
Output Enable D- pull-down.
USB0_EXICEN
USB1_EXICEN
Output Connect these pins to the OTG power supply IC.
USB0_ID
USB1_ID
Input Connect these pins to the OTG power supply IC.
USB0_VBUSEN-A/
USB0_VBUSEN-B
USB1_VBUSEN-A/
USB1_VBUSEN-B
Output VBUS power enable pins for the USB.
USB0_DPUPE-A/
USB0_DPUPE-B
USB1_DPUPE-A/
USB1_DPUPE-B
Output Pull-up pins for the USB.
USB0_OVRCURA/
USB0_OVRCURB
USB1_OVRCURA/
USB1_OVRCURB
Input Over current pins for the USB.
USB0_VBUS
USB1_VBUS
Input Input pins for detection of connection and disconnection of the
USB cable.
CAN module CRX0 Input Input pins for the CAN.
CTX0 Output Output pins for the CAN.
Serial peripheral
interfaces
RSPCKA-A/
RSPCKA-B
I/O Clock input/output pins for the RSPI.
RSPCKB-A/
RSPCKB-B
I/O Clock input/output pins for the RSPI
MOSIA-A/MOSIA-B
MOSIB-A/MOSIB-B
I/O Input or output data output from the master for the RSPI.
MISOA-A/MISOA-B
MISOB-A/MISOB-B
I/O Input or output data output from the slave for the RSPI.
SSLA0-A/SSLA0-B I/O Select the slave for the RSPI.
SSLA1-A/SSLA1-B
SSLA2-A/SSLA2-B
SSLA3-A/SSLA3-B
Output
SSLB0-A/SSLB0-B I/O
SSLB1-A/SSLB1-B
SSLB2-A/SSLB2-B
SSLB3-A/SSLB3-B
Output
Realtime clock RTCOUT Output Output pin for 1-Hz clock.
A/D converter AN0 to AN7 Input Input pins for the analog signals to be processed by the A/D
converter.
ADTRG0#-A/ADTRG0#-B
ADTRG1#
Input Input pins for the external trigger signals that start the A/D
conversion.
D/A converter DA0, DA1 Output Output pins for the analog signals from the D/A converter.
Table 1.9 Pin Functions (6 / 7)
Classifications Pin Name I/O Description