STPM32 datasheet(63/89 Pages) STMICROELECTRONICS

63 / 89 page

Bit

Internal signal

Description

Default

[31:30]

LCS1

LED1 pulse-out channel selection:

LCS1 [1:0]: 00,01,10,11

LED1: primary channels, secondary channels, cumulative, sigma-delta

bitstream

0x0

Table 42. Row 1, DSP control register 2 (DSP_CR2)

Bit

Internal signal

Description

Default

[3:0]

CLRSS_TO2

Set duration of secondary channel reset signal to clear sag and swell

registers

0x0

ClearSS2

Clear sag and swell time register and history bits for secondary

channel, auto-reset to 0

0x0

ENVREF2

Enable internal voltage reference for secondary channel:

0: reference disabled – external VREF required

1: reference enabled

0x1

[8:6]

TC2

Temperature compensation coefficient selection for secondary

channel voltage reference VREF2 (see Table 8)

0x2

[16:9]

Reserved

0x0

AEM2

Apparent energy mode for secondary channel:

0: use apparent RMS power

1: use apparent vectorial power

0x0

APM2

Apparent vectorial power mode for secondary channel:

0: use fundamental power

1: use active power

0x0

BHPFV2

Bypass hi-pass filter for secondary voltage channel:

0: HPF enabled

1: HPF bypassed

0x0

BHPFC2

Bypass hi-pass filter for secondary current channel:

0: HPF enabled

1: HPF bypassed

0x0

ROC2

Add Rogowski integrator to secondary current channel filtering

pipeline:

0: integrator bypassed

1: integrator enabled

0x0

[23:22]

Reserved

0x0

[27:24]

LPW2

LED2 speed dividing factor: 0x0 = 2^(-4), 0xF = 2^11

Default 0x4 = 1

0x4

[29:28]

LPS2

LED2 pulse-out power selection:

LPS2 [1:0]: 00,01,10,11

LED2: output, active, fundamental, reactive, apparent

0x2

[31:30]

LCS2

LED2 pulse-out channel selection:

LCS2 [1:0]: 00,01,10,11

LED2: secondary channels, algebraic, sigma-delta bitstream

0x0

STPM32, STPM33, STPM34

Configuration register

DS10272 - Rev 13

page 63/89

STPM32 Datasheet(PDF) 63 Page - STMicroelectronics

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