UPD78F1502AGK-GAK-AX Datasheet, PDF (402/1031 Pages) Renesas Technology Corp – 16-Bit Single-Chip Microcontrollers

ANI0/AMP0-/P20
ANI1/AMP0O/P21
ANI2/AMP0+/P22
ANI3/AMP1-/P23
ANI4/AMP1O/P24
ANI5/AMP1+/P25
ANI6/AMP2-/P26
ANI7/AMP2O/P27
ANI8/AMP2+/P150
ANI9/P151
ANI10/P152
ANI15/AVREFM/P157
Figure 10-1. Block Diagram of 12-Bit A/D Converter (μ PD78F150xA)
ADCS bit
Sample & hold circuit
A/D Voltage comparator
Voltage reference
circuit
VRON, VRGV bit
ADREFP
VRSEL bit
AVREFP/VREFOUT
ADREF bit
AVDD0
AVSS
Successive approximation
register (SAR)
Controller
ADREFM
AVREFM/ANI15/P157
AVSS
INTAD
Timer trigger 0, 1
5
4
2
A/D conversion result
5
register (ADCR)
ADPC4 ADPC3 ADPC2 ADPC1 ADPC0
ADS3 ADS2 ADS1 ADS0
ADTMD ADTRS ADCS ADSCM FR2 FR1 FR0 LV1 LV0 ADCE
A/D port configuration
register (ADPC)
Analog input channel
specification register (ADS)
A/D converter mode
register1 (ADM1)
A/D converter mode
register (ADM)
Internal bus
ADREF VRGV VRON
Analog reference voltage control
register (ADVRC)
Remark 78K0R/LF3:
ANI0-ANI6, ANI15
78K0R/LG3, 78K0R/LH3: ANI0-ANI10, ANI15