Datasheet

R01DS0041EJ0150 Rev.1.50 Page 17 of 221
Oct 18, 2013
RX210 Group 1. Overview
Analog power
supply
AVCC0 Input Analog voltage supply pin for the 12-bit A/D converter. Connect this
pin to VCC if the 12-bit A/D converter is not to be used.
AVSS0 Input Analog ground pin for the 12-bit A/D converter. Connect this pin to
VSS if the 12-bit A/D converter is not to be used.
VREFH0 Input Analog reference voltage supply pin for the 12-bit A/D converter.
Connect this pin to VCC if the 12-bit A/D converter is not to be used.
VREFL0 Input Analog reference ground pin for the 12-bit A/D converter. Connect
this pin to VSS if the 12-bit A/D converter is not to be used.
VREFH Input Analog voltage supply pin for the D/A converter. Connect this pin to
VCC if the D/A converter is not to be used.
VREFL Input Analog ground pin for the D/A converter. Connect this pin to VSS if
the D/A converter is not to be used.
I/O ports P00 to P03, P05, P07 I/O 6-bit input/output pins.
P12 to P17 I/O 6-bit input/output pins.
P20 to P27 I/O 8-bit input/output pins.
P30 to P37 I/O 8-bit input/output pins. (P35 input pin)
P40 to P47 I/O 8-bit input/output pins.
P50 to P56 I/O 7-bit input/output pins.
P60 to P67 I/O 8-bit input/output pins.
P70 to P77 I/O 8-bit input/output pins.
P80 to P83, P86, P87 I/O 6-bit input/output pins.
P90 to P93 I/O 4-bit input/output pins.
PA0 to PA7 I/O 8-bit input/output pins.
PB0 to PB7 I/O 8-bit input/output pins.
PC0 to PC7 I/O 8-bit input/output pins.
PD0 to PD7 I/O 8-bit input/output pins.
PE0 to PE7 I/O 8-bit input/output pins.
PF5 I/O 1-bit input/output pin.
PH0 to PH3 I/O 4-bit input/output pins.
PJ1, PJ3, PJ5 I/O 3-bit input/output pins.
PK2 to PK5 I/O 4-bit input/output pins.
PL0, PL1 I/O 2-bit input/output pins.
Table 1.8 Pin Functions (4 / 4)
Classifications Pin Name I/O Description