SH79F166APSLASH044PR datasheet(112/113 Pages) SINOWEALTH

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SH79F166A

112

Content

FEATURES .....................................................................................................................................................................1

GENERAL DESCRIPTION..............................................................................................................................................1

BLOCK DIAGRAM ..........................................................................................................................................................2

PIN CONFIGURATION ...................................................................................................................................................3

PIN DESCRIPTION.........................................................................................................................................................6

SFR MAPPING................................................................................................................................................................8

NORMAL FUNCTION ...................................................................................................................................................18

7.1 CPU .................................................................................................................................................................................................... 18

7.1.1 CPU Core SFR ............................................................................................................................................................................ 18

7.1.2 Enhanced CPU core SFRs........................................................................................................................................................... 19

7.1.3 Register........................................................................................................................................................................................ 19

7.2 RAM ................................................................................................................................................................................................... 20

7.2.1 Features....................................................................................................................................................................................... 20

7.2.2 Register........................................................................................................................................................................................ 20

7.3 FLASH PROGRAM MEMORY .................................................................................................................................................................. 21

7.3.1 Features....................................................................................................................................................................................... 21

7.3.2 Flash Operation in ICP Mode ..................................................................................................................................................... 22

7.4 SSP FUNCTION..................................................................................................................................................................................... 24

7.4.1 SSP Register ................................................................................................................................................................................ 24

7.4.2 Flash Control Flow...................................................................................................................................................................... 26

7.4.3 SSP Programming Notice ............................................................................................................................................................ 27

7.5 SYSTEM CLOCK AND OSCILLATOR........................................................................................................................................................ 28

7.5.1 Features....................................................................................................................................................................................... 28

7.5.2 Clock Definition........................................................................................................................................................................... 28

7.5.3 Description .................................................................................................................................................................................. 28

7.5.4 Register........................................................................................................................................................................................ 29

7.5.5 Oscillator Type ............................................................................................................................................................................ 30

7.5.6 Capacitor Selection for Oscillator............................................................................................................................................... 31

7.6 SYSTEM CLOCK MONITOR (SCM) ........................................................................................................................................................ 32

7.7 I/O PORT.............................................................................................................................................................................................. 33

7.7.1 Features....................................................................................................................................................................................... 33

7.7.2 Register........................................................................................................................................................................................ 33

7.7.3 Port Diagram............................................................................................................................................................................... 35

7.7.4 Port Share.................................................................................................................................................................................... 35

7.8 TIMER .................................................................................................................................................................................................. 39

7.8.1 Features....................................................................................................................................................................................... 39

7.8.2 Timer2 ......................................................................................................................................................................................... 39

7.8.3 Timer3 ......................................................................................................................................................................................... 45

7.8.4 Timer4 ......................................................................................................................................................................................... 47

7.8.5 Timer5 ......................................................................................................................................................................................... 50

7.9 INTERRUPT........................................................................................................................................................................................... 52

7.9.1 Feature ........................................................................................................................................................................................ 52

7.9.2 Interrupt Enable Control ............................................................................................................................................................. 52

7.9.3 Interrupt Flag .............................................................................................................................................................................. 55

7.9.4 Interrupt Vector ........................................................................................................................................................................... 57

7.9.5 Interrupt Priority ......................................................................................................................................................................... 57

7.9.6 Interrupt Handling....................................................................................................................................................................... 58

7.9.7 Interrupt Response Time.............................................................................................................................................................. 58

7.9.8 External Interrupt Inputs ............................................................................................................................................................. 59

7.9.9 Interrupt Summary....................................................................................................................................................................... 59

ENHANCED FUNCTION...............................................................................................................................................60

8.1 NORMAL RESISTOR LCD DRIVER......................................................................................................................................................... 60

8.1.1 Registers ...................................................................................................................................................................................... 63

8.1.2 Configuration of LCD RAM......................................................................................................................................................... 66

8.2 LED DRIVER ....................................................................................................................................................................................... 67

8.2.1 Register........................................................................................................................................................................................ 67

8.2.2 Configuration of LED RAM ......................................................................................................................................................... 68

8.3 PWM (PULSE WIDTH MODULATION) ................................................................................................................................................... 70

8.3.1 Feature ........................................................................................................................................................................................ 70

8.3.2 PWM Module Enable................................................................................................................................................................... 70

SH79F166AP/044PR Datasheet(PDF) 112 Page - SINOWEALTH Electronic Ltd

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