Datasheet

FS98O22
Rev. 1.6 113/146
10.2. OPAMP : OP1
Table 10-12 FS98O22 OPAMP register table
Address Name
Referenced
Section
Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0
Value on Power on
Reset
15H PCK 4/5/7.5/10 -- S_CH1CK [1:0] -- -- 00000000
19H NETB 10/11 SOP1N[1:0] -- -- 00000000
1BH NETD 10/11 OP1EN SOP1P[2:0] 00000000
OPAMP Operation
1. Set SOP1P[2:0] to decide the OPAMP non-inverting input port signal. (Table 10-13)
Table 10-13 OP1P selection table
SOP1P[2:0] OP1P (OPAMP non-inverting input)
000 AIN0
001 AIN1
010 AIN2
011 AIN3
100 AIN4
101 AIN5
110 AIN6
111 AIN7
2. Set SOP1N[1:0] to decide the OPAMP inverting input port signal. (Table 10-14)
Table 10-14 OP1N selection table
SOP1N[1:0] OP1N (OPAMP inverting input)
00 OP1O
01 AIN4
10 AIN5
11 AIN6
3. Set S_CH1CK[1:0] to decide the OPAMP chopper mode.(Please see Section 3.6 for details)
FORTUNE'
Properties
For Reference Only