Datasheet

Table Of Contents
Section 20 A/D Converter
Rev. 2.00 Jul. 04, 2007 Page 443 of 692
REJ09B0309-0200
20.2 Input/Output Pins
Table 20.1 shows the input pins used by the A/D converter.
Table 20.1 Pin Configuration
Pin Name Abbreviation I/O Function
Analog power supply pin AVcc Input Power supply and reference voltage of
analog part
Analog ground pin AVss Input Ground and reference voltage of analog
part
Analog input pin 0 AN0 Input
Analog input pin 1 AN1 Input
Analog input pin 2 AN2 Input
Analog input pin 3 AN3 Input
Analog input pin 4 AN4 Input
Analog input pin 5 AN5 Input
Analog input pin 6 AN6 Input
Analog input pin 7 AN7 Input
Analog input pins
External trigger input pin ADTRG Input External trigger input that controls the
A/D conversion start.
20.3 Register Descriptions
The A/D converter has the following registers.
A/D result register (ADRR)
A/D mode register (AMR)
A/D start register (ADSR)