10 echo envelope bandpa, 11 echo envelope bandpa, Maxq7667 user’s guide – Maxim Integrated MAXQ7667 User Manual
Page 296
17.3.10 Echo Envelope Bandpass Filter Input Data Register (BPFI)
Register Description:
Echo Envelope Bandpass Filter Input Data Register
Register Name:
BPFI
Register Address:
Module 05h, Index 0Ch
Bits 15 to 0: Bandpass Filter Input Data (BPFI[15:0]). Automatically loaded with echo-receive path ADC output data.
17.3.11 Echo Envelope Bandpass Filter Output Data Register (BPFO)
Register Description:
Echo Envelope Bandpass Filter Output Data Register
Register Name:
BPFO
Register Address:
Module 05h, Index 0Dh
Bits 15 to 0: Bandpass Filter Output Data (BPFO[15:0])
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MAXQ7667 User’s Guide
r = read
Note: BPFI is cleared to 0000h on all forms of reset.
Bit #
15
14
13
12
11
10
9
8
Name
BPFI15
BPFI14
BPFI13
BPFI12
BPFI11
BPFI10
BPFI9
BPFI8
Reset
0
0
0
0
0
0
0
0
Access
r
r
r
r
r
r
r
r
Bit #
7
6
5
4
3
2
1
0
Name
BPFI7
BPFI6
BPFI5
BPFI4
BPFI3
BPFI2
BPFI1
BPFI0
Reset
0
0
0
0
0
0
0
0
Access
r
r
r
r
r
r
r
r
r = read
Note: BPFO is cleared to 0000h on all forms of reset.
Bit #
15
14
13
12
11
10
9
8
Name
BPFO15
BPFO14
BPFO13
BPFO12
BPFO11
BPFO10
BPFO9
BPFO8
Reset
0
0
0
0
0
0
0
0
Access
r
r
r
r
r
r
r
r
Bit #
7
6
5
4
3
2
1
0
Name
BPFO7
BPFO6
BPFO5
BPFO4
BPFO3
BPFO2
BPFO1
BPFO0
Reset
0
0
0
0
0
0
0
0
Access
r
r
r
r
r
r
r
r