STA333BW_11 STMICROELECTRONICS [STMicroelectronics], STA333BW_11 Datasheet - Page 60
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STA333BW_11
Manufacturer Part Number
STA333BW_11
Description
Manufacturer
STMICROELECTRONICS [STMicroelectronics]
Datasheet
1.STA333BW_11.pdf
(67 pages)
- Current page: 60 of 67
- Download datasheet (3Mb)
Register description
6.11
60/67
Device status register (addr 0x2D)
This read-only register provides fault and thermal-warning status information from the power
control block. Logic value 1 for faults or warning means normal state. Logic 0 means a fault
or warning detected on power bridge. The PLLUL = 1 means that the PLL is not locked.
Table 72.
7
6
5
4
3
2
1
0
Bit
PLLUL
D7
R
R
R
R
R
R
R
R
R/W
Status register bits
FAULT
D6
-
-
-
-
-
-
-
-
RST
PLLUL
FAULT
UVFAULT
Reserved
OCFAULT
OCWARN
TFAULT
TWARN
UVFAULT
D5
Doc ID 13773 Rev 3
Name
Reserved
D4
0:
1: PLL not locked
0: fault detected on power bridge
1: normal operation
0: VCCxX internally detected
< undervoltage threshold
-
0: overcurrent fault detected
0: overcurrent warning
0: thermal fault, junction temperature over limit
0: thermal warning, junction temperature is close to
the fault condition
PLL locked
OCFAULT
D3
OCWARN
Description
D2
TFAULT
D1
STA333BW
TWARN
D0
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