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L99PM72GXP Datasheet(PDF) 121 Page - STMicroelectronics

Part # L99PM72GXP
Description  Advanced power management system IC with embedded LIN and high speed CAN transceiver supporting CAN Partial Networking
PDF  129 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

L99PM72GXP Datasheet(HTML) 121 Page - STMicroelectronics

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L99PM72GXP
ST SPI
128
6.2.25
Status Register 3
6
LIN_perm_DOM
LIN bus is dominant for t > 12 ms
Bits are latched until a “Read
and clear” access
5
LIN_TxD_perm_DOM
TxDL pin is dominant for t > 12 ms;
Transmitter is disabled
4
LIN_perm_REC
LIN bus does not follow TxDL within
40 µs; Transmitter is disabled
3
CAN_RxD_perm_rec
RxDC has not followed TxDC for 4
times; Transmitter is disabled
2
CAN_perm_REC
CAN has not followed TxDC for 4 times;
Transmitter is disabled
1
CAN_perm_DOM
CAN bus is dominant for t > 700 µs
0
CAN_TxD_perm_DOM
TxDC pin is dominant for t > 700 µs;
Transmitter is disabled
1.
The bit is set only if CAN_WU_EN = 1; the bit does not indicate a wake-up by CAN wake-up frame (WUF).
Table 138. Status register 2, bits (continued)
Bit
Name
Comment
Information storage
Table 139. Status register 3: command and data bytes
Command byte
1st data byte
2nd data byte
Read/write
Address
Bit <15:8>
Bit <7:0>
x
x
0
1
0
0
1
1
Data, 8bit
Data, 8 bit
Table 140. Status register 3, data bytes
1st data byte <15:8>
2nd data byte <7:0>
Function
TW
Group
Diagnosis 5
Diagnosis 6
Table 141. Status register 3, bits
Bit
Name
Comment
Information
storage
15
TSD1
Thermal warning / shutdown1 occurred since last
readout
Bit is latched until a
“read and clear
access”
14
TW



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