IBM EM78P312N manual Bit Microcontroller Register Bank, Scr

Page 49

EM78P312N

8-Bit Microcontroller

Register Bank 0

Address

Name

Reset Type

Bit 7

Bit 6

Bit 5

Bit 4

Bit 3

Bit 2

Bit 1

Bit 0

			Bit Name	X	X	X	PS0	X	X	SIS	REM
	0x05	SCR	Power-on	U	0	0	0	U	U	0	0
	0x05	SCR	/RESET and WDT time out	U	0	0	0	U	U	0	0
			/RESET and WDT time out	U	0	0	0	U	U	0	0
			Wake-up from Sleep, Idle mode	U	P	P	P	U	U	P	P
			Bit Name	P67	P66	P65	P64	P63	P62	P61	P60
	0x06	Port 6	Power-on	1	1	1	1	1	1	1	1
	0x06	Port 6	/RESET and WDT time out	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	P73	P72	P71	P70
	0x07	Port 7	Power-on	U	U	U	U	1	1	1	1
	0x07	Port 7	/RESET and WDT time out	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	P81	P80
	0x08	Port 8	Power-on	U	U	U	U	U	U	1	1
	0x08	Port 8	/RESET and WDT time out	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	P97	P96	P95	P94	P93	P92	P91	P90
	0x09	Port 9	Power-on	1	1	1	1	1	1	1	1
	0x09	Port 9	/RESET and WDT time out	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	TC4FF1	TC4FF0	TC4S	TC4CK2	TC4CK1	TC4CK0	TC4M1	TC4M0
	0x0B	TC4CR	Power-on	0	0	0	0	0	0	0	0
	0x0B	TC4CR	/RESET and WDT time out	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	TC4D7	TC4D6	TC4D5	TC4D4	TC4D3	TC4D2	TC4D1	TC4D0
	0x0C	TC4D	Power-on	0	0	0	0	0	0	0	0
	0x0C	TC4D	/RESET and WDT time out	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	X	X	INT3F	INT3R	X	X	WDTIF	EXIF0
	0X0D	ISFR0	Power-on	U	U	0	0	U	U	0	0
	0X0D	ISFR0	/RESET and WDT time out	U	U	0	0	U	U	0	0
			/RESET and WDT time out	U	U	0	0	U	U	0	0
			Wake-up from Sleep, Idle mode	U	U	P	P	U	U	P	P
			Bit Name	EXIF5	TCIF2	ADIF	X	EXIF3	TCIF4	SPIF	TCIF3
	0X0E	ISFR1	Power-on	0	0	0	U	0	0	0	0
	0X0E	ISFR1	/RESET and WDT time out	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	U	P	P	U	P	P	P	P
			Bit Name	X	UERRIF	RBFF	TBEF	TBIF	EXIF1	X	TCIF0
	0X0F	ISFR2	Power-on	U	0	0	0	0	0	U	0
	0X0F	ISFR2	/RESET and WDT time out	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

Product Specification (V1.0) 10.03.2006

• 45

(This specification is subject to change without further notice)

Image 49

Contents DOC. Version EM78P312NElan Microelectronics Corporation Contents 16.1 14.116.2 16.3Bit Microcontroller General DescriptionPin Description Symbol Pin No Type FunctionFunction Description Functional Block DiagramOperating Registers Operating RegistersR1 Time Clock /Counter Bit Microcontroller R0 Indirect Addressing RegisterR2 Program Counter & Stack R3 Status Register User Memory SpaceBit 7 ~ Bit 6 RBS1 ~ RBS0 R-Register page select RBS1 RBS0SIS = 0 Idle mode SIS = 1 Sleep mode Bit 1 SIS Sleep and Idle mode selectBit 0 C Carry flag R4 RAM Select Register R5 System Control RegisterBit Microcontroller R6 Port 6 I/O Data Register RB Timer/Counter 4 Control RegisterBit 7 ~ Bit 0 P67 ~ P60 8-bit Port 6 I/O data register R7 Port 7 I/O Data RegisterClock Source Resolution Max. Time RC Timer 4 Data BufferTC4CK2 TC4CK1 TC4CK0 Fosc=8MRFInterrupt Status Flag Register Bit Microcontroller RE Interrupt Status Flag RegisterTC3M = 1 Capture mode Bank 1 R6 TC3DA Timer 3 Data Buffer a Bank 1 R5 TC3CR Timer/Counter 3 Control RegisterBank 1 R7 TC3DB Timer 3 Data Buffer B Bit 7 TC3CAP Software capture controlBank 1 RA TC2DL Timer 2 Data Buffer Low Byte Bank 1 R9 TC2DH Timer 2 Data Buffer High ByteTC2S = 0 Stop and counter clear Bank 1 RB Adcr AD Control RegisterBit 5~ Bit 4 ADCK1 ~ ADCK0 AD Conversion Time Select Bit 7 ~ Bit 0 ADE7 ~ ADE0 AD input pin enable controlBank 1 RC Adic AD Input Pin Control Bank 1 RD Addh AD High 8-bit Data BufferBit Microcontroller Bank 1 RE Tbktc TBT/Keytone Control TEN = 0 Disable TEN = 1 EnableBank 2 R5 URC1 Uart Control Register BitBit 7 URRD8 Receiving data Bit Bank 2 R7 URS Uart Status RegisterBRATE2 BRATE1 BRATE0 TC2CK1 TC2CK0Bit 6 Even Select parity check Bit 5 PRE Enable parity additionEven = 0 Odd parity Even = 1 Even parity Bank 2 R9 Urtd Uart Transmit Data BufferBit 2 EDS Data shift out edge select Bit 5 ~ Bit 3 BRS0 ~ BRS2 SPI Clock Source SelectEDS = 0 Rising edge EDS = 1 Falling edge Bit 0 WBE Write buffer empty flag. Read onlyTransfer Mode PHE6x = 1 Disable P6x pull highBank 3 RB PLC1 Pull Low Control Register SPID7 SPID6 SPID5 SPID4 SPID3 SPID2 SPID1 SPID0Special Purpose Registers Intcr − INT Control Register Address 0Bh IOC6 ~ IOC9 − I/O Port Control RegisterINT1ES = 0 Rising edge INT1ES = 1 Falling edge TC2ES = 0 Rising edge TC2ES = 1 Falling edgeAdoscr − AD Offset Control Register Address 0Ch External InterruptCali Sign Uerrie Urie Utie Tbie EXIE1 TCIE0 IMR2 − Interrupt Mask Register 2 Address 0FhRegisters for CPU Operation Mode CPU Operation ModeMode Switching Control Operation ModeWake-up Signal R5 SIS = 1+SLEP R5 SIS= 0 + Slep Instruction Sleep Mode Idle ModeAD Converter Wake-up MethodsADC Data Register Operation Mode Max. Frequency Max. Conversion Rate per BitSampling Time Conversion TimeAddress Name Bit Time Base Timer and Keytone GeneratorMUX Registers for Uart Circuit Uart Universal Asynchronous Receiver/TransmitterName Bit Transmitting Uart ModeBaud Rate Generator ReceivingRegisters for the SPI Circuit SPI Serial Peripheral InterfaceRbank Address Name Bit Transfer Mode Shift Direction and Sample PhaseBit Transmit Mode Serial ClockBit Transmit/Receive Mode Bit Microcontroller Bit Receive ModeSCK pin Multiple Device Connect /SS SpisRegisters for Timer/Counter 2 Circuit Timer/CounterCounter Mode Timer ModeWindow Mode 21 Window Mode Timing Chart Registers for Timer/Counter 3 Circuit22 Configuration of Timer/Counter3 Capture ModeTCIF4 Registers for Timer 4 CircuitTCR4 PDO Mode12 TCC/WDT & Prescaler PWM ModeUp-counter TC4 InterruptReset Reset and Wake-up13 I/O Ports Wake-up from Idle Mode Wake-up from Sleep ModeSummary of the Initialized Values for Registers Address Name Reset Type BitSCR Bit Microcontroller Register BankAddres URTD8 Status of RST, T, and P of the Status Register Reset TypeBit Microcontroller General Purpose Registers Events that may affect the T and P StatusInterrupt 28 Controller Reset Block DiagramOscillator Modes OscillatorCrystal Oscillator/Ceramic Resonators Crystal Summary of Maximum Operating Speeds740 EM78P312N 809N Oscillator Type Frequency Mode Frequency C1 pF C2 pFOS CI External RC Oscillator ModeCode Option Register Enwdtb = 0 Enable Enwdtb = 1 DisableCode Option Register Word Bit 12 ~ 9 Not usedExternal Power-on Reset Circuit Power-on ConsiderationsCustomer ID Register OSC = 0 RC type OSC = 1 Crystal typeVdd Residue-Voltage ProtectionEM78P312N EM78P809NBinary Instruction Hex Mnemonic Operation Status Instruction SetDEC Binary Instruction Hex Mnemonic Operation Status AffectedAbsolute Maximum Ratings Symbol Parameter Condition Min Typ Max UnitRecommended Operating Conditions Vss =Ta= 25 C, VDD= 5.0V ± 5%, VSS= DC Electrical CharacteristicsTa= 25 C, VDD= 3.0V ± 5%, VSS= Varef Symbol Parameter Conditions Min Typ Max Unit AC Electrical CharacteristicTa=- 40C ~ 85 C, VDD=5V ± 5%, VSS=0V AC Test Input/Output Waveform Timing DiagramPackage Type OTP MCUPin Count Package Size EM78P311SxY