CS5378 查看數據表（PDF） - Cirrus Logic
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CS5378 Datasheet PDF : 88 Pages
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CS5378
20.2.11 SELFTEST : 0x2F
Figure 53. Self Test Result Register SELFTEST
(MSB) 23
22
21
20
19
18
17
16
--
--
--
--
EU3
EU2
EU1
EU0
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
0
0
0
0
1
0
1
0
15
DRAM3
R/W
1
14
DRAM2
R/W
0
13
DRAM1
R/W
1
12
DRAM0
R/W
0
11
PRAM3
R/W
1
10
PRAM2
R/W
0
9
PRAM1
R/W
1
8
PRAM0
R/W
0
7
DROM3
R/W
1
6
DROM2
R/W
0
5
DROM1
R/W
1
4
DROM0
R/W
0
3
PROM3
R/W
1
2
PROM2
R/W
0
1
PROM1
R/W
1
(LSB) 0
PROM0
R/W
0
DF Address: 0x2F
--
Not defined;
read as 0
R
Readable
W
Writable
R/W Readable and
Writable
Bits in bottom rows
are reset condition
Bit definitions:
23:20 --
19:16 EU
[3:0]
reserved
Execution Unit Test
‘A’: Pass
‘F’: Fail
15:12 DRAM
[3:0]
Data RAM Test
‘A’: Pass
‘F’: Fail
11:8 PRAM
[3:0]
Program RAM Test
‘A’: Pass
‘F’: Fail
7:4 DROM
[3:0]
Data ROM Test
‘A’: Pass
‘F’: Fail
3:0 PROM
[3:0]
Program ROM Test
‘A’: Pass
‘F’: Fail
DS639F2
82
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