AMIS-49587_P2 Datasheet, PDF (34/55 Pages) ON Semiconductor – Power Line Carrier Modem

AMIS--49587
Table 36.
Field
Byte Length
Value
START
1
3Fh
Status_Data
4
Byte String
Important: Frame in little endian format (LSByte first)
Description
Character (”?”), indicating start of status message.
4 bytes encoding different status bits
STATUS MESSAGE IN NOT SET MODE
Structure
Byte
Content
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
1
Start
0
1
1
1
1
1
1
1
2
Data 1
x
x
x
x
x
x
Not SET
X
3
Data 2
RSV[7:0]
4
Data 3
SVN[7:4]
SVN[3:0]
Where:
Not SET
RSV[7:0]
SVN[7:4]
SVN[3:0]
x
Indicates if AMIS--49587 has received a valid configuration
Reserved
Software Version Number: major release
Software Version Number: minor release
Not Used
7.2.1 Status Message in SLAVE or SERVER MODE:
STATUS MESSAGE IN SLAVE MODE
Byte
1
2
3
Content
Start
Data 1
Data 2
Bit 7
0
x
Bit 6
1
x
Bit 5
1
x
TS_Nb[2:0]
Structure
Bit 4
Bit 3
1
1
Not
LOCKED
NEW
x
x
Bit 2
1
Not SYNC
x
4
Data 3
Where:
Not LOCKED
NEW
Not SYNC
Not SET
Buffer BUSY
TS_Nb[2:0]
Alarm_EN
PLL_LOCK
DEP[2:0]
MDC[2:0]
REP[1:0]
x
DEP[2:0]
MDC[2:0]
Indication if AMIS 4958x is Unlocked
Indication if AMIS 4958x is New
Indication of synchronization with mains
Indicates if AMIS--49587 has received a valid configuration
Indication if PLC buffer is busy
Time slot counter
Alarm detection status
PLL lock status
Delta Electrical Phase
Minimum Delta Credit Value
Repeater Mode
Not Used
Bit 1
Bit 0
1
1
Not
Buffer
SET
BUSY
ALARM
_EN
PLL
_LOCK
REP[1:0]
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