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Fix POWCT default calibration

This commit is contained in:
Theo Arends 2024-07-11 20:51:53 +02:00
parent 27083e3664
commit 23de275dbe
1 changed files with 46 additions and 37 deletions
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83
tasmota/tasmota_xnrg_energy/xnrg_19_cse7761.ino
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@ -28,7 +28,7 @@
* With zero-cross detection
* {"NAME":"Sonoff Dual R3 (ZCD)","GPIO":[32,0,0,0,7552,0,0,0,0,576,225,0,0,0,0,0,0,0,0,0,0,7296,7328,224,0,0,0,0,160,161,0,0,0,0,0,0],"FLAG":0,"BASE":1}
*
* {"NAME":"Sonoff POWCT","GPIO":[32,0,0,0,0,9280,0,0,0,320,0,576,0,9184,9216,0,0,224,0,9248,0,7329,7296,0,0,0,0,0,0,0,0,0,0,0,0,0],"FLAG":0,"BASE":1}
* {"NAME":"Sonoff POWCT","GPIO":[32,0,0,0,0,9280,0,0,0,288,0,576,0,9184,9216,0,0,224,0,9248,0,7329,7296,0,0,0,0,0,0,0,0,0,0,0,0,0],"FLAG":0,"BASE":1}
*
* Based on datasheet from ChipSea and analysing serial data
* See https://github.com/arendst/Tasmota/discussions/10793
@ -201,10 +201,14 @@ uint32_t Cse7761ReadFallback(uint32_t reg, uint32_t prev, uint32_t size) {
/********************************************************************************************/
uint32_t Cse7761Ref(uint32_t unit) {
uint32_t coeff = 1;
if (CSE7761_MODEL_POWCT == CSE7761Data.model) {
coeff = 5;
}
switch (unit) {
case RmsUC: return 0x400000 * 100 / CSE7761Data.coefficient[RmsUC];
case RmsIAC: return (0x800000 * 100 / CSE7761Data.coefficient[RmsIAC]) * 10; // Stay within 32 bits
case PowerPAC: return 0x80000000 / CSE7761Data.coefficient[PowerPAC];
case RmsIAC: return (0x800000 * 100 / (CSE7761Data.coefficient[RmsIAC] * coeff)) * 10; // Stay within 32 bits
case PowerPAC: return 0x80000000 / (CSE7761Data.coefficient[PowerPAC] * coeff);
}
return 0;
}
@ -255,124 +259,129 @@ bool Cse7761ChipInit(void) {
Bit name Function description
15-11 NC -, the default is 1
10 ADC2ON
=1, means ADC current channel B is on (Sonoff Dual R3 Pow)
=0, means ADC current channel B is closed
=1, means ADC current channel B is on (Sonoff Dual R3)
=0, means ADC current channel B is closed (Pow CT)
9 NC -, the default is 1.
8-6 PGAIB[2:0] Current channel B analog gain selection highest bit
=1XX, PGA of current channel B=16 (Sonoff Dual R3 Pow)
=1XX, PGA of current channel B=16 (Sonoff Dual R3)
=011, PGA of current channel B=8
=010, PGA of current channel B=4
=001, PGA of current channel B=2
=000, PGA of current channel B=1
=000, PGA of current channel B=1 (Pow CT)
5-3 PGAU[2:0] Highest bit of voltage channel analog gain selection
=1XX, PGA of voltage U=16
=011, PGA of voltage U=8
=010, PGA of voltage U=4
=001, PGA of voltage U=2
=000, PGA of voltage U=1 (Sonoff Dual R3 Pow)
=000, PGA of voltage U=1 (Sonoff Dual R3 / Pow CT)
2-0 PGAIA[2:0] Current channel A analog gain selection highest bit
=1XX, PGA of current channel A=16 (Sonoff Dual R3 Pow)
=1XX, PGA of current channel A=16 (Sonoff Dual R3)
=011, PGA of current channel A=8
=010, PGA of current channel A=4
=001, PGA of current channel A=2
=000, PGA of current channel A=1
=000, PGA of current channel A=1 (Pow CT)
*/
Cse7761Write(CSE7761_REG_SYSCON | 0x80, 0xFF04);
if (CSE7761_MODEL_POWCT == CSE7761Data.model) {
// Cse7761Write(CSE7761_REG_SYSCON | 0x80, 0x0A00); // Pow CT
Cse7761Write(CSE7761_REG_SYSCON | 0x80, 0xFE00); // Pow CT - Tasmota (enable B)
} else {
Cse7761Write(CSE7761_REG_SYSCON | 0x80, 0xFF04); // Sonoff Dual R3
}
/*
Energy Measure Control Register (EMUCON) Addr:0x01 Default value: 0x0000
Bit name Function description
15-14 Tsensor_Step[1:0] Measurement steps of temperature sensor:
=2'b00 The first step of temperature sensor measurement, the Offset of OP1 and OP2 is +/+. (Sonoff Dual R3 Pow)
=2'b00 The first step of temperature sensor measurement, the Offset of OP1 and OP2 is +/+. (Sonoff Dual R3 / Pow CT)
=2'b01 The second step of temperature sensor measurement, the Offset of OP1 and OP2 is +/-.
=2'b10 The third step of temperature sensor measurement, the Offset of OP1 and OP2 is -/+.
=2'b11 The fourth step of temperature sensor measurement, the Offset of OP1 and OP2 is -/-.
After measuring these four results and averaging, the AD value of the current measured temperature can be obtained.
13 tensor_en Temperature measurement module control
=0 when the temperature measurement module is closed; (Sonoff Dual R3 Pow)
=0 when the temperature measurement module is closed; (Sonoff Dual R3 / Pow CT)
=1 when the temperature measurement module is turned on;
12 comp_off Comparator module close signal:
=0 when the comparator module is in working state
=1 when the comparator module is off (Sonoff Dual R3 Pow)
=1 when the comparator module is off (Sonoff Dual R3 / Pow CT)
11-10 Pmode[1:0] Selection of active energy calculation method:
Pmode =00, both positive and negative active energy participate in the accumulation,
the accumulation method is algebraic sum mode, the reverse REVQ symbol indicates to active power; (Sonoff Dual R3 Pow)
the accumulation method is algebraic sum mode, the reverse REVQ symbol indicates to active power; (Sonoff Dual R3 / Pow CT)
Pmode = 01, only accumulate positive active energy;
Pmode = 10, both positive and negative active energy participate in the accumulation,
and the accumulation method is absolute value method. No reverse active power indication;
Pmode =11, reserved, the mode is the same as Pmode =00
9 NC -
8 ZXD1 The initial value of ZX output is 0, and different waveforms are output according to the configuration of ZXD1 and ZXD0:
=0, it means that the ZX output changes only at the selected zero-crossing point (Sonoff Dual R3 Pow)
=0, it means that the ZX output changes only at the selected zero-crossing point (Sonoff Dual R3 / Pow CT)
=1, indicating that the ZX output changes at both the positive and negative zero crossings
7 ZXD0
=0, indicates that the positive zero-crossing point is selected as the zero-crossing detection signal (Sonoff Dual R3 Pow)
=0, indicates that the positive zero-crossing point is selected as the zero-crossing detection signal (Sonoff Dual R3 / Pow CT)
=1, indicating that the negative zero-crossing point is selected as the zero-crossing detection signal
6 HPFIBOFF
=0, enable current channel B digital high-pass filter (Sonoff Dual R3 Pow)
=1, turn off the digital high-pass filter of current channel B
=0, enable current channel B digital high-pass filter (Sonoff Dual R3)
=1, turn off the digital high-pass filter of current channel B (Pow CT)
5 HPFIAOFF
=0, enable current channel A digital high-pass filter (Sonoff Dual R3 Pow)
=0, enable current channel A digital high-pass filter (Sonoff Dual R3 / Pow CT)
=1, turn off the digital high-pass filter of current channel A
4 HPFUOFF
=0, enable U channel digital high pass filter (Sonoff Dual R3 Pow)
=0, enable U channel digital high pass filter (Sonoff Dual R3 / Pow CT)
=1, turn off the U channel digital high-pass filter
3-2 NC -
1 PBRUN
=1, enable PFB pulse output and active energy register accumulation; (Sonoff Dual R3 Pow)
=1, enable PFB pulse output and active energy register accumulation; (Sonoff Dual R3 / Pow CT)
=0 (default), turn off PFB pulse output and active energy register accumulation.
0 PARUN
=1, enable PFA pulse output and active energy register accumulation; (Sonoff Dual R3 Pow)
=1, enable PFA pulse output and active energy register accumulation; (Sonoff Dual R3 / Pow CT)
=0 (default), turn off PFA pulse output and active energy register accumulation.
*/
// Cse7761Write(CSE7761_REG_EMUCON | 0x80, 0x1003);
// Cse7761Write(CSE7761_REG_EMUCON | 0x80, 0x1043); // Pow CT
// Cse7761Write(CSE7761_REG_EMUCON | 0x80, 0x1003); // Sonoff Dual R3
Cse7761Write(CSE7761_REG_EMUCON | 0x80, 0x1183); // Tasmota enable zero cross detection on both positive and negative signal
/*
Energy Measure Control Register (EMUCON2) Addr: 0x13 Default value: 0x0001
Bit name Function description
15-13 NC -
12 SDOCmos
=1, SDO pin CMOS open-drain output
=0, SDO pin CMOS output (Sonoff Dual R3 Pow)
=0, SDO pin CMOS output (Sonoff Dual R3 / Pow CT)
11 EPB_CB Energy_PB clear signal control, the default is 0, and it needs to be configured to 1 in UART mode.
Clear after reading is not supported in UART mode
=1, Energy_PB will not be cleared after reading; (Sonoff Dual R3 Pow)
=1, Energy_PB will not be cleared after reading; (Sonoff Dual R3 / Pow CT)
=0, Energy_PB is cleared after reading;
10 EPA_CB Energy_PA clear signal control, the default is 0, it needs to be configured to 1 in UART mode,
Clear after reading is not supported in UART mode
=1, Energy_PA will not be cleared after reading; (Sonoff Dual R3 Pow)
=1, Energy_PA will not be cleared after reading; (Sonoff Dual R3 / Pow CT)
=0, Energy_PA is cleared after reading;
9-8 DUPSEL[1:0] Average register update frequency control
=00, Update frequency 3.4Hz
=01, Update frequency 6.8Hz
=10, Update frequency 13.65Hz
=11, Update frequency 27.3Hz (Sonoff Dual R3 Pow)
=11, Update frequency 27.3Hz (Sonoff Dual R3 / Pow CT)
7 CHS_IB Current channel B measurement selection signal
=1, measure the current of channel B (Sonoff Dual R3 Pow)
=1, measure the current of channel B (Sonoff Dual R3 / Pow CT)
=0, measure the internal temperature of the chip
6 PfactorEN Power factor function enable
=1, turn on the power factor output function (Sonoff Dual R3 Pow)
=1, turn on the power factor output function (Sonoff Dual R3 / Pow CT)
=0, turn off the power factor output function
5 WaveEN Waveform data, instantaneous data output enable signal
=1, turn on the waveform data output function (Tasmota add frequency)
=0, turn off the waveform data output function (Sonoff Dual R3 Pow)
=0, turn off the waveform data output function (Sonoff Dual R3 / Pow CT)
4 SAGEN Voltage drop detection enable signal, WaveEN=1 must be configured first
=1, turn on the voltage drop detection function
=0, turn off the voltage drop detection function (Sonoff Dual R3 Pow)
=0, turn off the voltage drop detection function (Sonoff Dual R3 / Pow CT)
3 OverEN Overvoltage, overcurrent, and overload detection enable signal, WaveEN=1 must be configured first
=1, turn on the overvoltage, overcurrent, and overload detection functions
=0, turn off the overvoltage, overcurrent, and overload detection functions (Sonoff Dual R3 Pow)
=0, turn off the overvoltage, overcurrent, and overload detection functions (Sonoff Dual R3 / Pow CT)
2 ZxEN Zero-crossing detection, phase angle, voltage frequency measurement enable signal
=1, turn on the zero-crossing detection, phase angle, and voltage frequency measurement functions (Tasmota add frequency)
=0, disable zero-crossing detection, phase angle, voltage frequency measurement functions (Sonoff Dual R3 Pow)
=0, disable zero-crossing detection, phase angle, voltage frequency measurement functions (Sonoff Dual R3 / Pow CT)
1 PeakEN Peak detect enable signal
=1, turn on the peak detection function
=0, turn off the peak detection function (Sonoff Dual R3 Pow)
=0, turn off the peak detection function (Sonoff Dual R3 / Pow CT)
0 NC Default is 1
*/
#ifndef CSE7761_FREQUENCY
Cse7761Write(CSE7761_REG_EMUCON2 | 0x80, 0x0FC1); // Sonoff Dual R3 Pow
Cse7761Write(CSE7761_REG_EMUCON2 | 0x80, 0x0FC1); // Sonoff Dual R3 / Pow CT
#else
Cse7761Write(CSE7761_REG_EMUCON2 | 0x80, 0x0FE5); // Tasmota add Frequency