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STPM32 Datasheet(PDF) 71 Page - STMicroelectronics

Part # STPM32
Description  ASSP for metering applications with up to four independent 24-bit 2nd order sigma-delta ADCs, 4 MHz OSF and 2 embedded PGLNA
PDF  89 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

STPM32 Datasheet(HTML) 71 Page - STMicroelectronics

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Bit
Internal signal
Description
Default
10
UART/SPI read error
Activate IRQ on both INT1, INT2 for selected signals
0
11
UART/SPI write error
Activate IRQ on both INT1, INT2 for selected signals
0
12
SPI CRC error
Activate IRQ on both INT1, INT2 for selected signals
0
13
SPI TX underrun
Activate IRQ on both INT1, INT2 for selected signals
0
14
SPI RX overrun
Activate IRQ on both INT1, INT2 for selected signals
0
15
-
Reserved
0
16
UART break
Break frame (all zeros) received
0
17
UART CRC error
CRC error detected
0
18
UART timeout error
Timeout counter expired
0
19
UART framing error
Missing stop bit detected
0
20
UART noise error
Noisy bit detected
0
21
UART RX overrun
Active when received data have not been correctly processed
0
22
UART TX overrun
Occurs when master and slave have different baud rates and master
transmits before reception has ended
0
23
-
Reserved
0
24
SPI RX full
Reception buffer full (for SPI diagnostic, not recommended for normal
IRQ operations)
0
25
SPITX empty
Transmission buffer empty (for SPI diagnostic, not recommended for
normal IRQ operations)
0
26
UART/SPI read address error
Read address out of range
0
27
UART/SPI write address error
Write address out of range
0
28
SPI CRC error
CRC error detected
0
29
SPITX underrun
Occurs when a read-back operation (= write then read the same
register) or latch + read is too fast
0
30
SPI RX overrun
Occurs when two consecutive write transactions are too fast and
close to each other
0
31
-
Reserved
0
10.4
Data registers
Table 62. Row 21, DSP live event 1 (DSP_EV1)
Bit
Internal signal
Description
Default
0
PH1+PH2 events
Sign total active power
0
1
Sign total reactive power
0
2
Overflow total active energy
0
3
Overflow total reactive energy
0
4
PH1 events
Sign primary channel active power
0
5
Sign primary channel active fundamental power
0
6
Sign primary channel reactive power
0
7
Sign primary channel apparent power
0
8
Overflow primary channel active energy
0
9
Overflow primary channel active fundamental energy
0
10
Overflow primary channel reactive energy
0
STPM32, STPM33, STPM34
Data registers
DS10272 - Rev 13
page 71/89



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