SH79F085MSLASH024MU datasheet(96/97 Pages) SINOWEALTH

96 / 97 page

SH79F085/SH79F165

Content

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

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

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

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

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

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

NORMAL FUNCTION ...................................................................................................................................................15

7.1 CPU .................................................................................................................................................................................................... 15

7.1.1 CPU Core SFR ............................................................................................................................................................................ 15

7.1.2 Enhanced CPU core SFRs........................................................................................................................................................... 16

7.1.3 Register........................................................................................................................................................................................ 16

7.2 RAM ................................................................................................................................................................................................... 17

7.2.1 Feature ........................................................................................................................................................................................ 17

7.2.2 Register........................................................................................................................................................................................ 17

7.3 FLASH PROGRAM MEMORY .................................................................................................................................................................. 18

7.3.1 Feature ........................................................................................................................................................................................ 18

7.3.2 Flash Operation in ICP Mode ..................................................................................................................................................... 20

7.3.3 Flash Download in ISP Mode...................................................................................................................................................... 20

7.4 SSP FUNCTION..................................................................................................................................................................................... 21

7.4.1 SSP Register ................................................................................................................................................................................ 21

7.4.2 Flash Control Flow...................................................................................................................................................................... 24

7.4.3 SSP Programming Notice ............................................................................................................................................................ 25

7.5 SYSTEM CLOCK AND OSCILLATOR........................................................................................................................................................ 26

7.5.1 Feature ........................................................................................................................................................................................ 26

7.5.2 Clock Definition........................................................................................................................................................................... 26

7.5.3 Description .................................................................................................................................................................................. 26

7.5.4 Register........................................................................................................................................................................................ 27

7.5.5 Oscillator Type ............................................................................................................................................................................ 28

7.5.6 Capacitor selection for Oscillator ............................................................................................................................................... 29

7.6 SYSTEM CLOCK MONITOR (SCM) ........................................................................................................................................................ 30

7.7 I/O PORT.............................................................................................................................................................................................. 31

7.7.1 Feature ........................................................................................................................................................................................ 31

7.7.2 Register........................................................................................................................................................................................ 31

7.7.3 Port Diagram............................................................................................................................................................................... 32

7.7.4 Port Share.................................................................................................................................................................................... 33

7.8 TIMER .................................................................................................................................................................................................. 36

7.8.1 Feature ........................................................................................................................................................................................ 36

7.8.2 Timer0/1 ...................................................................................................................................................................................... 36

7.8.3 Timer2 ......................................................................................................................................................................................... 41

7.8.4 Timer3 ......................................................................................................................................................................................... 47

7.9 INTERRUPT........................................................................................................................................................................................... 49

7.9.1 Feature ........................................................................................................................................................................................ 49

7.9.2 Interrupt Enable Control ............................................................................................................................................................. 49

7.9.3 Register........................................................................................................................................................................................ 49

7.9.4 Interrupt Flag .............................................................................................................................................................................. 51

7.9.5 Interrupt Vector ........................................................................................................................................................................... 53

7.9.6 Interrupt Priority ......................................................................................................................................................................... 53

7.9.7 Interrupt Handling....................................................................................................................................................................... 54

7.9.8 Interrupt Response Time.............................................................................................................................................................. 54

7.9.9 External Interrupt Inputs ............................................................................................................................................................. 55

7.9.10 Interrupt Summary..................................................................................................................................................................... 55

ENHANCED FUNCTION...............................................................................................................................................56

8.1 REGULATOR......................................................................................................................................................................................... 56

8.1.1 Feature ........................................................................................................................................................................................ 56

8.1.2 Regulator ..................................................................................................................................................................................... 56

8.2 ENHANCED UNIVERSAL ASYNCHRONOUS RECEIVER-TRANSMITTER (EUART) ..................................................................................... 57

8.2.1 Feature ........................................................................................................................................................................................ 57

8.2.2 EUART Mode Description ........................................................................................................................................................... 57

8.2.3 Baud Rate Generate..................................................................................................................................................................... 62

8.2.4 Multi-processor Communication ................................................................................................................................................. 62

8.2.5 Error Detection............................................................................................................................................................................ 64

SH79F085M/024MU Datasheet(PDF) 96 Page - SINOWEALTH Electronic Ltd

SH79F085M/024MU Datasheet(HTML) 96 Page - SINOWEALTH Electronic Ltd

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