Configuration - NEC V850ES/KE1+ User Manual

13.3 Configuration

The A/D converter consists of the following hardware.
ANI0
ANI1
ANI2
ANI3
ANI4
ANI5
ANI6
ANI7
INTTM010
Edge
ADTRG
detector
EGA1 EGA0 TRG ADTMD
ADS register
Item
Registers
366
CHAPTER 13 A/D CONVERTER
Figure 13-1. Block Diagram of A/D Converter
Sample & hold circuit
3
ADS2 ADS1 ADS0
ADCS ADMD FR2 FR1
ADM register
Table 13-1. Registers of A/D Converter Used by Software
A/D conversion result register (ADCR)
A/D conversion result register H (ADCRH): Only higher 8 bits can be read
Power fail comparison threshold register (PFT)
A/D converter mode register (ADM)
Analog input channel specification register (ADS)
Power fail comparison mode register (PFM)
User's Manual U16896EJ2V0UD
Voltage comparator
AV
SS
SAR register
Controller
ADCR/ADCRH
register
FR0 ADHS1 ADHS0 ADCS2
Internal bus
Configuration
AV
REF0
ADCS bit
AV
SS
INTAD
Comparator
PFT
register
PFEN PFCM
PFM
register