R01UH0822EJ0100 Rev.1.00
Page 837 of 1041
Jul 31, 2019
RX13T Group
26. 12-Bit A/D Converter (S12ADF)
26.2.18
A/D Programmable Gain Amplifier Gain Setting Register 0 (ADPGAGS0)
(1) S12AD.ADPGAGS0
The S12AD.ADPGAGS0 register is used to set the gain of programmable gain amplifier P000 to P002 of unit 0.
P000GAIN[3:0] Bits (PGA P000 Gain Setting)
These bits are used to set the gain of programmable gain amplifier P000 of unit 0.
P001GAIN[3:0] Bits (PGA P001 Gain Setting)
These bits are used to set the gain of programmable gain amplifier P001 of unit 0.
P002GAIN[3:0] Bits (PGA P002 Gain Setting)
These bits are used to set the gain of programmable gain amplifier P002 of unit 0.
Address(es): 0008 91A2h
b15
b14
b13
b12
b11
b10
b9
b8
b7
b6
b5
b4
b3
b2
b1
b0
—
—
—
—
P002GAIN[3:0]
P001GAIN[3:0]
P000GAIN[3:0]
Value after reset:
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Bit
Symbol
Bit Name
Description
R/W
b3 to b0
PGA P000 Gain Setting
The relationship between each setting and the gain is as
follows:
0 0 0 0: × 2.000
0 0 0 1: × 2.500
0 1 0 0: × 3.077
1 0 0 1: × 5.000
1 1 0 0: × 8.000
1 1 0 1: × 10.000
Settings other than above are prohibited.
R/W
b7 to b4
PGA P001 Gain Setting
R/W
b11 to b8
PGA P002 Gain Setting
R/W
b15 to b12
—
Reserved
These bits are read as 0. The write value should be 0.
R/W