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IBM EM78P312N manual Bit Microcontroller, Address, Name, Reset Type

Models: EM78P312N

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Name

EM78P312N

8-Bit Microcontroller

Table 6. Summary of the Initialized Values for Registers

Address

Name

Reset Type

Bit 7

Bit 6

Bit 5

Bit 4

Bit 3

Bit 2

Bit 1

Bit 0

Bit Name

C67

C66

C65

C64

C63

C62

C61

C60

0x06

IOC6

Power-on

1

1

1

1

1

1

1

1

/RESET and WDT time out

1

1

1

1

1

1

1

1

Wake-up from Sleep, Idle mode

P

P

P

P

P

P

P

P

Bit Name

X

X

X

X

C73

C72

C71

C70

0x07

IOC7

Power-on

U

U

U

U

1

1

1

1

/RESET and WDT time out

U

U

U

U

1

1

1

1

Wake-up from Sleep, Idle mode

U

U

U

U

P

P

P

P

Bit Name

X

X

X

X

X

X

C81

C80

0x08

IOC8

Power-on

U

U

U

U

U

U

1

1

/RESET and WDT time out

U

U

U

U

U

U

1

1

Wake-up from Sleep, Idle mode

U

U

U

U

U

U

P

P

Bit Name

C97

C96

C95

C94

C93

C92

C91

C90

0x09

IOC9

Power-on

1

1

1

1

1

1

1

1

/RESET and WDT time out

1

1

1

1

1

1

1

1

Wake-up from Sleep, Idle mode

P

P

P

P

P

P

P

P

Bit Name

INT1NR

INT0EN

X

INT3ES1

INT3ES0

X

INT1ES

TC2ES

0x0B

INTCR

Power-on

0

0

0

0

0

0

0

0

/RESET and WDT time out

0

0

0

0

0

0

0

0

Wake-Up from Sleep, Idle mode

P

P

P

P

P

P

P

P

Bit Name

CALI

SIGN

VOF2

VOF1

VOF0

X

X

X

0x0C

ADOSC

Power-on

0

0

0

0

0

U

U

U

R

/RESET and WDT time out

0

P

P

P

P

U

U

U

Wake-up from Sleep, Idle mode

0

P

P

P

P

U

U

U

Bit Name

EXIE5

TCIE2

ADIE

X

EXIE3

TCIE4

SPIE

TCIE3

0x0E

IMR1

Power-on

0

0

0

U

0

0

0

0

/RESET and WDT time out

0

0

0

U

0

0

0

0

Wake-up from Sleep, Idle mode

P

P

P

U

P

P

P

P

Bit Name

X

UERRIE

URIE

UTIE

TBIE

EXIE1

X

TCIE0

0x0F

IMR2

Power-on

U

0

0

0

0

0

U

0

/RESET and WDT time out

U

0

0

0

0

0

U

0

Wake-Up from Sleep, Idle mode

U

P

P

P

P

P

U

P

Bit Name

WDT0

/INT

WDTP1

WDTP0

WDTE

PSR2

PSR1

PSR0

N/A

CONT

Power-on

0

0

0

0

0

0

0

0

/RESET and WDT time out

0

0

0

0

0

0

0

0

Wake-up from Sleep, Idle mode

P

P

P

P

P

P

P

P

Bit Name

-

-

-

-

-

-

-

-

0x00

R0

Power-on

U

U

U

U

U

U

U

U

/RESET and WDT time out

P

P

P

P

P

P

P

P

(IAR)

Wake-up from Sleep, Idle mode

P

P

P

P

P

P

P

P

Bit Name

-

-

-

-

-

-

-

-

0x01

R1

Power-on

0

0

0

0

0

0

0

0

(TCC)

/RESET and WDT time out

0

0

0

0

0

0

0

0

Wake-up from Sleep, Idle mode

P

P

P

P

P

P

P

P

Bit Name

-

-

-

-

-

-

-

-

0x02

R2

Power-on

0

0

0

0

0

0

0

0

(PC)

/RESET and WDT time out

0

0

0

0

0

0

0

0

Wake-up from Sleep, Idle mode

Jump to interrupt vector or execute next instruction

Bit Name

RBS1

RBS0

X

T

P

Z

DC

C

0x03

R3

Power-on

0

0

0

1

1

U

U

U

(SR)

/RESET and WDT time out

0

0

0

t

t

P

P

P

Wake-up from Sleep, Idle mode

P

P

P

t

t

P

P

P

Bit Name

X

GRBS0

RSR5

RSR4

RSR3

RSR2

RSR1

RSR0

0x04

R4

Power-on

0

0

U

U

U

U

U

U

(RSR)

/RESET and WDT time out

0

0

P

P

P

P

P

P

Wake-Up from Sleep, Idle mode

P

P

P

P

P

P

P

P

44 •

Product Specification (V1.0) 10.03.2006

(This specification is subject to change without further notice)

Image 48

IBM EM78P312N manual Bit Microcontroller, Address, Name, Reset Type

Contents

Green Product Specification EM78P312N8-BIT Microcontroller ELAN MICROELECTRONICS CORPELAN MICROELECTRONICS CORPORATION Copyright 2006 by ELAN Microelectronics CorporationAll Rights Reserved Contents FeaturesGeneral Description Pin AssignmentSpecification Revision History APPENDIX2 Features 1 General DescriptionPin Assignment EM78P312NPin Description SymbolEM78P312N 8-Bit Microcontroller5.1 Functional Block Diagram 5 Function DescriptionFig. 5-1 Functional Block Diagram This specification is subject to change without further notice5.2 Operating Registers This specification is subject to change without further noticeEM78P312N 8-Bit MicrocontrollerEM78P312N 8-Bit Microcontroller R0 Indirect Addressing RegisterR1 Time Clock /Counter R2 Program Counter & StackEM78P312N 8-Bit MicrocontrollerUser Memory Space R3 Status RegisterEM78P312N 8-Bit MicrocontrollerBit 0 C Carry flag R4 RAM Select Register R5 System Control RegisterRB Timer/Counter 4 Control Register Bit 7 ~ Bit 6 TC4FF1 ~ TC4FF0 Timer/Counter 4 flip-flop controlEM78P312N 8-Bit Microcontroller R6 Port 6 I/O Data RegisterBit 4 ~ Bit 2 TC4CK2 ~ TC4CK 0 Timer/Counter 4 Clock Source Select RC Timer 4 Data BufferEM78P312N 8-Bit MicrocontrollerEM78P312N 8-Bit Microcontroller RE Interrupt Status Flag RegisterRFInterrupt Status Flag Register Bank 1 R5 TC3CR Timer/Counter 3 Control Register Bit 5 ~ Bit 4 TC3CK1 ~ TC3CK0 Timer/Counter 3 Clock Source SelectTC3M = “1” Capture mode Bank 1 R6 TC3DA Timer 3 Data Buffer A Bank 1 R7 TC3DB Timer 3 Data Buffer BBit 2 ~ Bit 0 TC2CK2 ~ TC2CK0 Timer/Counter 2 Clock Source Select Bank 1 R9 TC2DH Timer 2 Data Buffer High ByteBank 1 RA TC2DL Timer 2 Data Buffer Low Byte TC2M Timer/Counter 2 mode selectADP = “0” Power on ADP = “1” Power down Bit 7 ~ Bit 0 ADE7 ~ ADE0 AD input pin enable controlEM78P312N 8-Bit MicrocontrollerTEN = “0” Disable TEN = “1” Enable TBTEN = “0” Disable TBTEN = “1” EnableBit 2 ~ Bit 0 TBTCK2 ~ TBTCK0 Time Base Timer Clock Source Select EM78P312NTXE = “0” Disable TXE = “1” Enable EM78P312N8-Bit Microcontroller Bit 4 ~ Bit 2 BRATE2 ~ BRATE1 Transmit Baud Rate SelectPRE = “0” Disable PRE = “1” Enable Bit 4 PRERR Parity error flag Bit 0 RXE Enable receiving RXE = “0” Disable RXE = “1” EnableEM78P312N 8-Bit MicrocontrollerEM78P312N 8-Bit MicrocontrollerBit 5 ~ Bit 3 BRS0 ~ BRS2 SPI Clock Source Select EDS = “0” Rising edge EDS = “1” Falling edgeEM78P312N 8-Bit MicrocontrollerBit 2 ~ Bit 1 SPIM1 ~ SPIM0 SPI Transfer Mode Select Bank5.3 Special Purpose Registers PHE7x = “0” Enable P7x pull highPHE7x = “1” Disable P7x pull high WDTE = “0” Disable WDTE = “1” EnableBit 6 INT0EN INT0 enable control INT0EN = “0” General I/O EM78P312N8-Bit Microcontroller Bit 2 PSR2 ~ Bit 0 PSR0 TCC prescaler bits IOC6 ~ IOC9 − I/O Port Control RegisterEM78P312N 8-Bit MicrocontrollerADOSCR − AD Offset Control Register Address 0Ch Bit 5 ~ Bit 3 VOF2 ~ VOF0 Offset voltage bitsBit 1 SPIE SPI Interrupt enable bit EM78P312N8-Bit Microcontroller IMR2 − Interrupt Mask Register 2 Address 0Fh5.4 CPU Operation Mode EM78P312N8-Bit Microcontroller 5.5 AD Converter EM78P312N8-Bit Microcontroller Table 4. Wake-up MethodsEM78P312N 8-Bit MicrocontrollerADC Data Register A/D Sampling Time5.6 Time Base Timer and Keytone Generator Fig. 5-6 Tone Output Pin ConfigurationFig. 5-7 Tone Output Pin Timing Chart EM78P312NFig. 5-8 TBT Configuration Fig. 5-9 Time Base Timer Timing ChartEM78P312N 8-Bit Microcontroller5.7 UART Universal Asynchronous Receiver/Transmitter Fig. 5-10 Function Block DiagramEM78P312N 8-Bit Microcontroller5.7.1 UART Mode 5.7.2 TransmittingEM78P312N 8-Bit Microcontroller5.7.3 Receiving 5.7.4 Baud Rate GeneratorEM78P312N 8-Bit Microcontroller5.8 SPI Serial Peripheral Interface Fig. 5-13 SPI Block DiagramThis specification is subject to change without further notice EM78P312N5.8.2 Shift Direction and Sample Phase 5.8.1 Serial Clock5.8.3 Transfer Mode EM78P312NEM78P312N 8-Bit Microcontroller b 8-bit Receive Modec 8-bit Transmit/Receive Mode EM78P312N 8-Bit Microcontrollerd Multiple Device Connect /SS SCK pin5.9 Timer/Counter Registers for Timer/Counter 2 CircuitFig. 5-18 Configuration of Timer/Counter EM78P312N5.9.1 Timer Mode 5.9.2 Counter Mode5.9.3 Window Mode EM78P312N5.10 Timer/Counter Registers for Timer/Counter 3 CircuitFig. 5-21 Window Mode Timing Chart EM78P312N5.10.1 Timer Mode 5.10.2 Counter Mode5.10.3 Capture Mode EM78P312N5.11 Timer/Counter EM78P312N8-Bit Microcontroller 5.11.1 Timer Mode 5.11.2 Counter Mode5.11.3 PDO Mode EM78P312N5.12 TCC/WDT & Prescaler 5.11.4 PWM ModeEM78P312N 8-Bit Microcontroller5.14 Reset and Wake-up 5.14.1 Reset5.13 I/O Ports EM78P312N5.14.2 Wake-up from Sleep Mode 5.14.3 Wake-up from Idle ModeEM78P312N 8-Bit MicrocontrollerReset Type This specification is subject to change without further noticeEM78P312N 8-Bit MicrocontrollerReset Type This specification is subject to change without further noticeEM78P312N 8-Bit Microcontroller Register BankReset Type This specification is subject to change without further noticeEM78P312N 8-Bit Microcontroller Register BankReset Type Reset TypeThis specification is subject to change without further notice EM78P312N5.14.4 The Status of RST, T, and P of the Status Register EM78P312N8-Bit Microcontroller General Purpose Registers 5.15 Interrupt EM78P312N8-Bit Microcontroller 5.16 Oscillator 5.16.1 Oscillator Modes5.16.2 Crystal Oscillator/Ceramic Resonators Crystal EM78P312NEM78P312N 8-Bit MicrocontrollerOSCI XTAL5.16.3 External RC Oscillator Mode EM78P312N8-Bit Microcontroller Crystal/Resonator-Parallel Mode Circuit5.17 Code Option Register 5.17.1 Code Option Register WordENWDTB = “0” Enable ENWDTB = “1” Disable EM78P312N5.18 Power-on Considerations 5.18.1 External Power-on Reset Circuit5.17.2 Customer ID Register HLP = “0” Low power HLP = “1” High power5.18.2 Residue-Voltage Protection RESETEM78P312N 8-Bit Microcontroller5.19 Instruction Set EM78P312N8-Bit Microcontroller EM78P312N 8-Bit Microcontroller6 Absolute Maximum Ratings 6.1 Absolute Maximum Ratings6.2 Recommended Operating Conditions EM78P312N7 Electrical Characteristics 7.1 DC Electrical CharacteristicsEM78P312N 8-Bit MicrocontrollerEM78P312N 8-Bit MicrocontrollerTa= 25 C, VDD= 3.0V ± 5%, VSS= EM78P312N 8-Bit Microcontroller7.2 AC Electrical Characteristic EM78P312N8-Bit Microcontroller Ta=- 40C ~ 85 C, VDD=5V ± 5%, VSS=0V7.3 Timing Diagram RESET Timing CLK=0This specification is subject to change without further notice EM78P312NAPPENDIX A Package Types EM78P312N8-Bit Microcontroller OTP MCU