MT312C ZARLINK [Zarlink Semiconductor Inc], MT312C Datasheet - Page 85

• Manufacturer Part Number: MT312C
• Description: Satellite Channel Decoder
• Manufacturer: ZARLINK [Zarlink Semiconductor Inc]

14.2 Read Only Register Map
Writing to these registers will have no effect
VIT ERRCNT M
SYM RAT OP H
VIT ERRCNT H
VIT ERRCNT L
RS BERCNT H
RS BERCNT M
FREQ ERR1 M
SYM RAT OP L
RS BERCNT L
FREQ ERR1 H
FREQ ERR2 H
FREQ ERR1 L
FREQ ERR2 L
QPSK STAT H
QPSK STAT L
DISEQC2 INT
FEC STATUS
LNB FREQ H
QPSK INT M
LNB FREQ L
QPSK INT H
QPSK INT L
SIG LEVEL
RS UBC H
RS UBC L
DISEQC2
M SNR H
M SNR L
CONFIG
FEC INT
AGC M
NAME
CTRL2
NAME
AGC H
AGC L
ADR
ADR
122
127
108
109
110
111
112
113
114
115
116
117
118
00
01
02
03
04
05
06
07
08
09
10
11
12
13
14
15
16
17
18
19
Reserved
312 EN
B7
B7
MIN PULS PER
RS BERCNT[15:8] - Reed Solomon bit errors corrected (middle byte)
RS BERCNT[23:16] - Reed Solomon bit errors corrected (high byte)
RS UBC[15:8] - Reed Solomon uncorrected block errors (high byte)
RS UBC[7:0] - Reed Solomon uncorrected block errors (low byte)
RS BERCNT[7:0] - Reed Solomon bit errors corrected (low byte)
FREQ ERR1[15:8] Input frequency error course (middle byte)
DSS B
FREQ ERR1[23:16] Input frequency error course (high byte)
LNB FREQ[15:8] Measured LNB frequency error (high byte)
B6
B6
FREQ ERR1[7:0] Input frequency error course (low byte)
FREQ ERR2[15:8] Input frequency error fine (high byte)
FREQ ERR2[7:0] Input frequency error fine (low byte)
VIT ERRCNT[15:8] - Viterbi error count (middle byte)
VIT ERRCNT[23:16] - Viterbi error count (high byte)
SYM RAT OP[15:8] Symbol Rate Output (high byte)
SYM RAT OP[7:0] Symbol Rate Output (low byte)
VIT ERRCNT[7:0] - Viterbi error count (low byte)
QPSK INT [15:8] Interrupt QPSK (middle byte)
LNB FREQ [7:0] Measured LNB frequency error (low byte)
SIG LEVEL[11:4] - Signal level at MT312 input
QPSK INT[23:16] Interrupt QPSK (high byte)
QPSK INT [7:0] Interrupt QPSK (low byte)
AGC[15:8] - Front end AGC (middle byte)
AGC (23:16] - Front end AGC (high byte)
M SNR[14:8] Measured SNR (high byte)
M SNR [7:0] Measured SNR (low byte)
DSS A
AGC[7:0] - Front end AGC (low byte)
B5
B5
QPSK STATUS[15:8] (high byte)
QPSK STATUS[7:0] (low byte)
FEC INT[7:0] Interrupt FEC
DISEQC2 INT[7:0]
FEC STATUS[7:0]
BPSK
B4
B4
TONE EXT PER
PLL FACTOR[1:0]
B3
B3
B2
B2
Register Map
CRYS15
MAX TONE PER
B1
B1
ADC
EXT
B0
B0
R/W
R/W
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
MT312
hex Page
hex
Def
Def
D4
08
00
00
00
00
00
00
00
00
00
00
00
00
00
00
00
00
00
00
00
00
00
00
00
00
00
00
00
00
00
00
00
Page
32
22
42
42
42
48
44
44
49
27
27
49
49
50
50
50
50
50
50
51
51
53
85
85
85
28
28
28
28
28
44
44
33
85