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== Components overview ==
 
== Components overview ==
 
* 24C02 EEPROM, serial I2C bus
 
* 24C02 EEPROM, serial I2C bus
* 46R47 8bit A/D Type OTP MCU controller (probably a Holtek HT46R47 [http://www.holtek.com/english/news/products/121504.htm][http://www.holtek.com/english/products/mcu_18.htm])
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* 46R47 8bit A/D Type OTP MCU
* Bleckmann boiler SHD 31080 (230V, 1400W)
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* Boiler
* water level hall sensor (type?)
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* Vibration pump (high-flow micropump)
* NTC thermistor for water temperature measurement (10k@25°C type?)
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* BT139 triac
* ULKA vibration pump (high-flow micropump), HF model (22W) or ER model (type EP8R, 42W)
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* Interference suppression capacitor
* BT139 [[triac]]
 
* interference suppression capacitor
 
 
* Capacitors
 
* Capacitors
 
* Diodes
 
* Diodes
 
* Resistors
 
* Resistors
* 1 red LED
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* LEDs
* 3 micro switches
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* micro switches
 
 
 
 
== Testpoints ==
 
* TP1: between R1 and R5/, LP/LH
 
* TP2: N
 
* TP3:
 
* TP4: between AMP4 and Q2, NP (pump)
 
* TP5: GND, at D2
 
* TP6: VDD, at D3 and C2
 
* TP7: between C1/C11 and D1
 
* TP8: liquid level mini PCB, between C7 and JX.1
 
* TP9: liquid level mini PCB, between C7 and JX.2
 
* TP10: liquid level mini PCB, between R19 and U3
 
* TP11: between R4 and Q2
 
* TP12: between R2 and TRIAC
 
* TP13: between R14 and S2
 
* TP14: between R15 and S1
 
* TP15: between R16 and S3
 
* TP16:
 
* TP17: between R7 and R3/ uC Pin 15 / PA7
 
* TP18: between R2 and uC Pin 18 / PA4/TMR
 
* TP19: between R14 and uC Pin 2 / PA2
 
* TP20: between R15 and uC Pin 3 / PA1
 
* TP21: between R16 and uC Pin 4 / PA0
 
* TP22:
 
* TP23: between R13 and D4
 
* TP24: EEPROM Pin 5 / SDA line
 
* TP25: at uC Pin 5
 
* TP26: between R20 and uC Pin 1 / PA3/PFD
 
* TP27: EEPROM Pin 8 / WC line, uC Pin 10 / PD0/PWM
 
* TP28:
 
* TP29: between R9 and uC Pin 7
 
* TP30:
 
* TP31: between R8 and uC Pin 11 / RES
 
* TP32: between R3 and uC Pin 16 / PA6
 
* TP33: between R1 and
 
* TP34: between R4 and R20
 

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