Difference between revisions of "SenseOpen/HwAnalysis/Senseo HD78XX"
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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 | + | * 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]) |
* Bleckmann boiler SHD 31080 (230V, 1400W) | * Bleckmann boiler SHD 31080 (230V, 1400W) | ||
* water level hall sensor (type?) | * water level hall sensor (type?) | ||
* NTC thermistor for water temperature measurement (10k@25°C type?) | * NTC thermistor for water temperature measurement (10k@25°C type?) | ||
* ULKA vibration pump (high-flow micropump), HF model (22W) or ER model (type EP8R, 42W) | * ULKA vibration pump (high-flow micropump), HF model (22W) or ER model (type EP8R, 42W) | ||
| − | * BT139 triac | + | * BT139 [[triac]] |
* interference suppression capacitor | * interference suppression capacitor | ||
* Capacitors | * Capacitors | ||
Latest revision as of 06:21, 2 June 2014
Components overview[edit]
- 24C02 EEPROM, serial I2C bus
- 46R47 8bit A/D Type OTP MCU controller (probably a Holtek HT46R47 [1][2])
- Bleckmann boiler SHD 31080 (230V, 1400W)
- water level hall sensor (type?)
- NTC thermistor for water temperature measurement (10k@25°C type?)
- ULKA vibration pump (high-flow micropump), HF model (22W) or ER model (type EP8R, 42W)
- BT139 triac
- interference suppression capacitor
- Capacitors
- Diodes
- Resistors
- 1 red LED
- 3 micro switches
Testpoints[edit]
- 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
