Cs5378, 7 tbscfg : 0x2a – Cirrus Logic CS5378 User Manual
Page 78
CS5378
DS639F3
78
20.2.7
TBSCFG : 0x2A
(MSB) 23
22
21
20
19
18
17
16
INTP7
INTP6
INTP5
INTP4
INTP3
INTP2
INTP1
INTP0
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
0
0
0
0
0
0
0
0
15
14
13
12
11
10
9
8
--
RATE2
RATE1
RATE0
TSYNC
--
--
--
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
0
0
0
0
0
0
0
0
7
6
5
4
3
2
1
(LSB) 0
LOOP
RUN
DDLY5
DDLY4
DDLY3
DDLY2
DDLY1
DDLY0
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
0
0
0
0
0
0
0
0
DF Address: 0x2A
--
Not defined;
read as 0
R
Readable
W
Writable
R/W
Readable and
Writable
Bits in bottom rows
are reset condition
Figure 49. Test Bit Stream Configuration Register TBSCFG
Bit definitions:
23:16 INTP[7:0]
Interpolation factor
0xFF: 256
0xFE: 255
...
0x01: 2
0x00: 1 (use once)
15
--
reserved
7
LOOP
Loopback
TBSDATA output
to MDATA inputs
1: Enabled
0: Disabled
14:12 RATE[2:0]
TBSDATA and
TBSCLK output
rate.
111: 2.048 MHz
110: 1.024 MHz
101: 512 kHz
100: 256 kHz
011: 128 kHz
010: 64 kHz
001: 32 kHz
000: 4 kHz
6
RUN
Run Test Bit Stream
1: Enabled
0: Disabled
11
TSYNC
Synchronization
1: Sync enabled
0: No sync
5:0
DDLY[5:0]
TBSDATA output
delay
0x3F: 63 bits
0x3E: 62 bits
...
0x01: 1 bit
0x00: 0 bits ( no
delay)
10:8
--
reserved