PMS133-H20 View Datasheet(PDF) - Unspecified

Part Name

Description

Manufacturer

PMS133-H20

8bit OTP MCU with 12-bit ADC

Unspecified 

PMS133/PMS134

8bit OTP MCU with 12-bit ADC

5.4.6. System Clock Switching ............................................................................................40

5.5. Comparator...........................................................................................................................42

5.5.1 Internal reference voltage (Vinternal R)...........................................................................43

5.5.2 Using the comparator ................................................................................................45

5.5.3 Using the comparator and band-gap 1.20V ...............................................................46

5.6 VDD/2 LCD Bias Voltage Generator .....................................................................................46

5.7 16-bit Timer (Timer16) ..........................................................................................................47

5.8 8-bit Timer (Timer2/Timer3) with PWM generation ................................................................49

5.8.1 Using the Timer2 to generate periodical waveform ....................................................51

5.8.2 Using the Timer2 to generate 8-bit PWM waveform...................................................52

5.8.3 Using the Timer2 to generate 6-bit PWM waveform...................................................54

5.9 11-bit PWM Generator ..........................................................................................................55

5.9.1 PWM Waveform ........................................................................................................55

5.9.2 Hardware and Timing Diagram ..................................................................................56

5.9.3 Equations for 11-bit PWM Generator .........................................................................57

5.10 WatchDog Timer ...................................................................................................................57

5.11 Interrupt ................................................................................................................................58

5.12 Power-Save and Power-Down ..............................................................................................60

5.12.1 Power-Save mode (“stopexe”) ...................................................................................61

5.12.2 Power-Down mode (“stopsys”) ..................................................................................61

5.12.3 Wake-up....................................................................................................................62

5.13 IO Pins ..................................................................................................................................63

5.14 Reset and LVR......................................................................................................................64

5.14.1 Reset.........................................................................................................................64

5.14.2 LVR reset ..................................................................................................................64

5.15 Analog-to-Digital Conversion (ADC) module .........................................................................64

5.15.1 The input requirement for AD conversion ..................................................................65

5.15.2 Select the reference high voltage ..............................................................................66

5.15.3 ADC clock selection...................................................................................................66

5.15.4 Configure the analog pins..........................................................................................66

5.15.5 Using the ADC...........................................................................................................67

5.16 Multiplier ...............................................................................................................................68

6. IO Registers ........................................................................................................................ 69

6.1. ACC Status Flag Register (flag), IO address = 0x00 .............................................................69

6.2. Stack Pointer Register (sp), IO address = 0x02 ....................................................................69

6.3. Clock Mode Register (clkmd), IO address = 0x03 .................................................................69

6.4. Interrupt Enable Register (inten), IO address = 0x04 ............................................................70

©Copyright 2018, PADAUK Technology Co. Ltd

Page 4 of 106 PDK-DS-PMS133/134-EN_V103 – Nov. 13, 2018

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