EM78P312NP datasheet, PDF - EEWORLD Datasheet

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EM78P312NP: DescriptionMicrocontroller; CategoryMicrocontrollers and processors; File Size664KB，68 Pages; ManufacturerEMC [ELAN Microelectronics Corp]; Environmental Compliance

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EM78P312NP Overview

Microcontroller

EM78P312NP Parametric

Parameter Name	Attribute value
Is it Rohs certified?	conform to
Maker	EMC [ELAN Microelectronics Corp]
package instruction	,
Reach Compliance Code	unknown
Is Samacsys	N
JESD-609 code	e3
Peak Reflow Temperature (Celsius)	NOT SPECIFIED
Terminal surface	Tin (Sn)
Maximum time at peak reflow temperature	NOT SPECIFIED
uPs/uCs/peripheral integrated circuit type	MICROCONTROLLER
Base Number Matches	1

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EM78P312N

8-BIT

Microcontroller

Green Product

Specification

. V

ERSION

1.0

ELAN MICROELECTRONICS CORP.

October 2006

Contents

General Description.....................................................................................................1

Features ........................................................................................................................1

Pin Assignment ............................................................................................................1

Pin Description.............................................................................................................2

Function Description...................................................................................................3

5.1

5.2

5.3

5.4

5.5

5.6

5.7

Functional Block Diagram .................................................................................... 3

Operating Registers ............................................................................................. 4

Special Purpose Registers ................................................................................. 19

CPU Operation Mode ......................................................................................... 23

AD Converter...................................................................................................... 24

Time Base Timer and Keytone Generator ......................................................... 26

UART (Universal Asynchronous Receiver/Transmitter)..................................... 28

5.7.1

5.7.2

5.7.3

5.7.4

UART Mode ...................................................................................................... 29

Transmitting ...................................................................................................... 29

Receiving .......................................................................................................... 30

Baud Rate Generator ....................................................................................... 30

Serial Clock....................................................................................................... 32

Shift Direction and Sample Phase.................................................................... 32

Transfer Mode .................................................................................................. 32

Timer Mode....................................................................................................... 36

Counter Mode ................................................................................................... 36

Window Mode ................................................................................................... 36

5.8

SPI (Serial Peripheral Interface) ........................................................................ 31

5.8.1

5.8.2

5.8.3

5.9

Timer/Counter 2.................................................................................................. 35

5.9.1

5.9.2

5.9.3

5.10 Timer/Counter 3.................................................................................................. 37

5.10.1 Timer Mode....................................................................................................... 38

5.10.2 Counter Mode ................................................................................................... 38

5.10.3 Capture Mode ................................................................................................... 38

5.11 Timer/Counter 4.................................................................................................. 39

5.11.1

5.11.2

5.11.3

5.11.4

Timer Mode....................................................................................................... 40

Counter Mode ................................................................................................... 40

PDO Mode ........................................................................................................ 40

PWM Mode ....................................................................................................... 41

5.12 TCC/WDT & Prescaler ....................................................................................... 41

5.13 I/O Ports.............................................................................................................. 42

Product Specification (V1.0) 10.03.2006

•

iii

Contents

5.14 Reset and Wake-up............................................................................................ 42

5.14.1

5.14.2

5.14.3

5.14.4

Reset ................................................................................................................ 42

Wake-up from Sleep Mode ............................................................................... 43

Wake-up from Idle Mode .................................................................................. 43

The Status of RST, T, and P of the Status Register .......................................... 48

5.15 Interrupt .............................................................................................................. 49

5.16 Oscillator............................................................................................................. 50

5.16.1 Oscillator Modes ............................................................................................... 50

5.16.2 Crystal Oscillator/Ceramic Resonators (Crystal) .............................................. 50

5.16.3 External RC Oscillator Mode ............................................................................ 52

5.17 Code Option Register......................................................................................... 53

5.17.1 Code Option Register (Word 0) ........................................................................ 53

5.17.2 Customer ID Register ....................................................................................... 54

5.18 Power-on Considerations ................................................................................... 54

5.18.1 External Power-on Reset Circuit ...................................................................... 54

5.18.2 Residue-Voltage Protection .............................................................................. 55

5.19 Instruction Set..................................................................................................... 56

Absolute Maximum Ratings .....................................................................................58

6.1

Absolute Maximum Ratings ............................................................................... 58

6.2 Recommended Operating Conditions................................................................ 58

Electrical Characteristics..........................................................................................59

7.1

7.2

7.3

DC Electrical Characteristics.............................................................................. 59

AC Electrical Characteristic................................................................................ 62

Timing Diagram .................................................................................................. 63

APPENDIX

Package Type: ............................................................................................................64

Specification Revision History

Doc. Version

1.0

Initial Version

Revision Description

Date

2006/10/03

•

Product Specification (V1.0) 10.03.2006

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