UPD78F1502AGK-GAK-AX Datasheet, PDF (448/1031 Pages) Renesas Technology Corp – 16-Bit Single-Chip Microcontrollers

78K0R/Lx3
CHAPTER 12 OPERATIONAL AMPLIFIER (μ PD78F150xA only)
Caution When an operational amplifier is used, AMPn+, AMPn−, and AMPnO pins are used, so the alternative
analog input functions cannot be used. The operational amplifier output signals, however, can be
used as analog inputs.
ADPC
register
Digital I/O
selection
Analog input
selection
Table 12-4. Setting Functions of ANI9/P151 and ANI10/AM152 Pins
PM15 register
ADS register
ANI9/P151 and ANI10/AM152 Pins
Input mode
Output mode
Input mode
Output mode
−
−
Selects ANI.
Does not select ANI.
−
Digital input
Digital output
Analog input (to be converted)
Analog input (not to be converted)
Setting prohibited
Remark 78K0R/LF3:
ANI9/P151 and ANI10/AM152 are not mounted.
78K0R/LG3, 78K0R/LH3: ANI9/P151, ANI10/AM152
Table 12-5. Setting Functions of ANI15/AVREFM/P157 Pin
ADPC
register
Digital I/O
selection
Analog input
selection
PM15 register ADREF bit
Input mode
0
1
Output mode 0
1
Input mode
0
1
ADS register
−
−
−
−
Selects ANI.
Does not select ANI.
−
Output mode
−
−
ANI15/AVREFM/P157 Pin
Digital input
Setting prohibited
Digital output
Setting prohibited
Analog input (to be converted)
Analog input (not to be converted)
Negative reference voltage input of
A/D converter
Setting prohibited
R01UH0004EJ0501 Rev.5.01
432
Jun 20, 2011