IBM EM78P259N/260N - Manuals

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Page 3 - Contents; General; Clock; Purpose

Contents Product Specification (V1.2) 05.18.2007 • iii Contents 1 General Description .................................................................................................. 1 2 Features .........................................................................................................

Page 4 - Sampling

Contents iv • Product Specification (V1.2) 05.18.2007 6.2.13 IOC61 (TCCB Counter) ................................................................................... 23 6.2.14 IOC71 (TCCBH/MSB Counter) ........................................................................24 6.2.15 IOC81 (TCCC Coun...

Page 5 - APPENDIX; A Package; Trap

Contents Product Specification (V1.2) 05.18.2007 • v 6.11 Oscillator ......................................................................................................... 60 6.11.1 Oscillator Modes ............................................................................................. 60 6...

Page 6 - Specification Revision History; Revision Description; official

Contents vi • Product Specification (V1.2) 05.18.2007 Specification Revision History Doc. Version Revision Description Date 1.0 Initial official version 2005/06/16 1.1 Added the IRC drift rate in the feature 2006/05/29 1.2 1. Improved the contents and format of the Features section, Fig.4-1 EM78P259...

Page 7 - -Bit Microprocessor with OTP ROM; Product Specification; 3-bit Electrical One Time Programmable; Features

EM78P259N/260N 8-Bit Microprocessor with OTP ROM Product Specification (V1.2) 05.18.2007 • 1 (This specification is subject to change without further notice) 1 General Description The EM78P259N and EM78P260N are 8-bit microprocessors designed and developed with low-power and high-speed CMOS technolo...

Page 8 - Assignment; Block

EM78P259N/260N 8-Bit Microprocessor with OTP ROM 2 • Product Specification (V1.2) 05.18.2007 (This specification is subject to change without further notice) 3 Pin Assignment (1) 18-Pin DIP/SOP P52/ADC2 P53/ADC3 P54/TCC/VREF /RESET Vss P60//INT P61/TCCA P62/TCCB P63/TCCC P55/OSCI P70/OSCO VDD P67/IR...

Page 9 - Description; Symbol

EM78P259N/260N 8-Bit Microprocessor with OTP ROM Product Specification (V1.2) 05.18.2007 • 3 (This specification is subject to change without further notice) 5 Pin Description 5.1 EM78P259NP/M Symbol Pin No. Type Function P70 15 I/O General purpose input/output pin Default value after a power-on res...

Page 11 - Function; Registers; Memory; Stack Level 1; Data Memory Configuration

EM78P259N/260N 8-Bit Microprocessor with OTP ROM Product Specification (V1.2) 05.18.2007 • 5 (This specification is subject to change without further notice) 6 Function Description 6.1 Operational Registers 6.1.1 R0 (Indirect Address Register) R0 is not a physically implemented register. Its major f...

Page 14 - RST; The T

EM78P259N/260N 8-Bit Microprocessor with OTP ROM 8 • Product Specification (V1.2) 05.18.2007 (This specification is subject to change without further notice) 6.1.4 R3 (Status Register) Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0 RST IOCS PS0 T P Z DC C Bit 7 (RST): Bit of reset type Set to “1” i...

Page 15 - The upper 2 bits of R5 are fixed to “0” (if EM78P259N is selected).; Bit; are IRC calibration bits in IRC oscillator

EM78P259N/260N 8-Bit Microprocessor with OTP ROM Product Specification (V1.2) 05.18.2007 • 9 (This specification is subject to change without further notice) 6.1.6 R5 ~ R6 (Port 5 ~ Port 6) R5 & R6 are I/O registers The upper 2 bits of R5 are fixed to “0” (if EM78P259N is selected). Only the low...

Page 17 - VREFS CKR1 CKR0 ADRUN ADPD; NOTE; functions; as VREF analog input pin, then CONT Bit 5 “TS”; Operation Mode; Internal RC; High

EM78P259N/260N 8-Bit Microprocessor with OTP ROM Product Specification (V1.2) 05.18.2007 • 11 (This specification is subject to change without further notice) 6.1.9 R9 (ADCON: ADC Control Register) Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0 VREFS CKR1 CKR0 ADRUN ADPD – ADIS1 ADIS0 Bit 7 (VREFS)...

Page 18 - CALI; RB

EM78P259N/260N 8-Bit Microprocessor with OTP ROM 12 • Product Specification (V1.2) 05.18.2007 (This specification is subject to change without further notice) Bit 1 ~ Bit 0 (ADIS1 ~ADIS0): Analog Input Select 00 = ADIN0/P50 01 = ADIN1/P51 10 = ADIN2/P52 11 = ADIN3/P53 These bits can only be changed ...

Page 19 - ADIF

EM78P259N/260N 8-Bit Microprocessor with OTP ROM Product Specification (V1.2) 05.18.2007 • 13 (This specification is subject to change without further notice) 6.1.12 RC (ADDATA1H: Converted Value of ADC) Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0 “0” “0” “0” “0” AD11 AD10 AD9 AD8 When AD conver...

Page 20 - LPWTIF HPWTIF TCCCIF TCCBIF TCCAIF EXIF

EM78P259N/260N 8-Bit Microprocessor with OTP ROM 14 • Product Specification (V1.2) 05.18.2007 (This specification is subject to change without further notice) Bit 2 (CMPWE): Comparator wake-up enable bit 0 = Disable Comparator wake-up 1 = Enable Comparator wake-up When Comparator enters sleep mode, ...

Page 21 - Special Purpose Registers; INTE INT TS

EM78P259N/260N 8-Bit Microprocessor with OTP ROM Product Specification (V1.2) 05.18.2007 • 15 (This specification is subject to change without further notice) 6.2 Special Purpose Registers 6.2.1 A (Accumulator) Internal data transfer operation, or instruction operand holding usually involves the tem...

Page 22 - TCC Rate; Function Description

EM78P259N/260N 8-Bit Microprocessor with OTP ROM 16 • Product Specification (V1.2) 05.18.2007 (This specification is subject to change without further notice) Bit 2 ~ Bit 0 (PST2 ~ PST0): TCC prescaler bits PST2 PST1 PST0 TCC Rate 0 0 0 1:2 0 0 1 1:4 0 1 0 1:8 0 1 1 1:16 1 0 0 1:32 1 0 1 1:64 1 1 0 ...

Page 23 - TCCBHE TCCBEN TCCBTS TCCBTE

EM78P259N/260N 8-Bit Microprocessor with OTP ROM Product Specification (V1.2) 05.18.2007 • 17 (This specification is subject to change without further notice) Bit 1 (TCCATS): TCCA signal source 0 =: internal instruction cycle clock. P61 is a bi-directional I/O pin. 1 = transit through the TCCA pin B...

Page 24 - TCCCSE TCCCS2 TCCCS1 TCCCS0

EM78P259N/260N 8-Bit Microprocessor with OTP ROM 18 • Product Specification (V1.2) 05.18.2007 (This specification is subject to change without further notice) 0 = increment if the transition from low to high takes place on the TCCC pin 1 = increment if the transition from high to low takes place on ...

Page 25 - TCCCS2; Function

EM78P259N/260N 8-Bit Microprocessor with OTP ROM Product Specification (V1.2) 05.18.2007 • 19 (This specification is subject to change without further notice) Bit 6 ~ Bit 4 (TCCCS2 ~ TCCCS0): TCCC scale bits The TCCCS2 ~ TCCCS0 bits of the IOCA0 register are used to determine the scale ratio of TCCC...

Page 27 - WDTE EIS ADIE; EIS is both readable and writable.

EM78P259N/260N 8-Bit Microprocessor with OTP ROM Product Specification (V1.2) 05.18.2007 • 21 (This specification is subject to change without further notice) 6.2.9 IOCD0 (Pull-high Control Register) Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0 /PH57 /PH56 /PH55 /PH54 /PH53 /PH52 /PH51 /PH50 Note...

Page 28 - WDT Rate; The IOCF0 register is both readable and writable

EM78P259N/260N 8-Bit Microprocessor with OTP ROM 22 • Product Specification (V1.2) 05.18.2007 (This specification is subject to change without further notice) Bit 5 (ADIE): ADIF interrupt enable bit 0 = disable ADIF interrupt 1 = enable ADIF interrupt Bit 4 (CMPIE ) : CMPIF interrupt enable bit. 0 =...

Page 29 - TCCBX

EM78P259N/260N 8-Bit Microprocessor with OTP ROM Product Specification (V1.2) 05.18.2007 • 23 (This specification is subject to change without further notice) Bit 5 (TCCCIE): TCCCIF interrupt enable bit 0 = Disable TCCCIF interrupt 1 = Enable TCCCIF interrupt Bit 4 (TCCBIE): TCCBIF interrupt enable ...

Page 30 - When TCCBH is Disabled:; In TCCC Up Counter mode:; TCCC Scale

EM78P259N/260N 8-Bit Microprocessor with OTP ROM 24 • Product Specification (V1.2) 05.18.2007 (This specification is subject to change without further notice) 6.2.14 IOC71 (TCCBH/MSB Counter) The IOC71 (TCCBH) is an 8-bit clock counter for the most significant byte of TCCBX (TCCBH) . It can be read,...

Page 31 - FT; HTSE HTS2 HTS1 HTS0 LTSE LTS2 LTS1 LTS0; High time scale enable bit.

EM78P259N/260N 8-Bit Microprocessor with OTP ROM Product Specification (V1.2) 05.18.2007 • 25 (This specification is subject to change without further notice) 6.2.16 IOC91 (Low Time Register) The 8-bit Low time register controls the active or Low segment of the pulse. The decimal value of its conten...

Page 32 - High time scale bits; High time Rate; Low time scale enable bit.; Low time Rate; The TCC prescaler counter can be read and written to.; TCC; 1 0 - V V V V V V V; a value is written to TCC register

EM78P259N/260N 8-Bit Microprocessor with OTP ROM 26 • Product Specification (V1.2) 05.18.2007 (This specification is subject to change without further notice) Bit 6 ~ Bit 4 (HTS2 ~ HTS0): High time scale bits : HTS2 HTS1 HTS0 High time Rate 0 0 0 1:2 0 0 1 1:4 0 1 0 1:8 0 1 1 1:16 1 0 0 1:32 1 0 1 1...

Page 33 - and Prescaler; for the TCC and WDT respectively. The PST2 ~ PST0 bits of the CONT; time-out period is approximately 18ms

EM78P259N/260N 8-Bit Microprocessor with OTP ROM Product Specification (V1.2) 05.18.2007 • 27 (This specification is subject to change without further notice) 6.3 TCC/WDT and Prescaler There are two 8-bit counters available as prescalers that can be extended to 16-bit counter for the TCC and WDT res...

Page 34 - Ports

EM78P259N/260N 8-Bit Microprocessor with OTP ROM 28 • Product Specification (V1.2) 05.18.2007 (This specification is subject to change without further notice) 8-Bit counter WDT Prescaler 8 to 1 MUX WDT Time out WDTE (IOCE0) TCC Pin MUX 1CLK (Fosc/1) 8-Bit Counter (IOCC1) 8 to 1 MUX TE (CONT) Data Bu...

Page 37 - Next instruction; A reset is initiated by one of the following events; period

EM78P259N/260N 8-Bit Microprocessor with OTP ROM Product Specification (V1.2) 05.18.2007 • 31 (This specification is subject to change without further notice) 6.4.1 Usage of Port 5 Input Change Wake-up/Interrupt Function (1) Wake-up (2) Wake-up and Interrupt (a) Before Sleep (a) Before Sleep 1. Disa...

Page 39 - pin

EM78P259N/260N 8-Bit Microprocessor with OTP ROM Product Specification (V1.2) 05.18.2007 • 33 (This specification is subject to change without further notice) Case [c] If Comparator output status change is used to wake-up the EM78P259N/ 260N and CMPWE bit of the RE register is enabled before SLEP, W...

Page 40 - Wake-Up and Interrupt Modes Operation Summary; Signal

EM78P259N/260N 8-Bit Microprocessor with OTP ROM 34 • Product Specification (V1.2) 05.18.2007 (This specification is subject to change without further notice) 6.5.1.1 Wake-Up and Interrupt Modes Operation Summary All categories under Wake-up and Interrupt modes are summarized below. Signal Sleep Mod...

Page 41 - TCCA Over Flow

EM78P259N/260N 8-Bit Microprocessor with OTP ROM Product Specification (V1.2) 05.18.2007 • 35 (This specification is subject to change without further notice) Signal Sleep Mode Normal Mode RE (CMPWE) Bit2=0, IOCE0 (CMPIE) Bit4=0 IOCF0 (CMPIE) Bit4=0 Comparator output status changed wake-up is invali...

Page 42 - Register Initial Values after Reset; The following summarizes the initialized values for registers.; Address Name

EM78P259N/260N 8-Bit Microprocessor with OTP ROM 36 • Product Specification (V1.2) 05.18.2007 (This specification is subject to change without further notice) 6.5.1.2 Register Initial Values after Reset The following summarizes the initialized values for registers. Address Name Reset Type Bit 7 Bit ...

Page 43 - Address

EM78P259N/260N 8-Bit Microprocessor with OTP ROM Product Specification (V1.2) 05.18.2007 • 37 (This specification is subject to change without further notice) Address Name Reset Type Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0 Bit Name /PH57 /PH56 /PH55 /PH54 /PH53 /PH52 /PH51 /PH50 Power-on 1 1...

Page 46 - Controller Reset Block Diagram; Fig. 6-7 Controller Reset Block Diagram

EM78P259N/260N 8-Bit Microprocessor with OTP ROM 40 • Product Specification (V1.2) 05.18.2007 (This specification is subject to change without further notice) Address Name Reset Type Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0 Bit Name “0” “0” “0” “0” AD11 AD10 AD9 AD8 Power-on 0 0 0 0 U U U U /...

Page 47 - A reset condition is initiated by one of the following events; Reset Type; The following shows the events that may affect the status of T and P.; Event; Port 5 Input Status Change Interrupt

EM78P259N/260N 8-Bit Microprocessor with OTP ROM Product Specification (V1.2) 05.18.2007 • 41 (This specification is subject to change without further notice) 6.5.2 The T and P Status under STATUS (R3) Register A reset condition is initiated by one of the following events : 1. Power-on reset 2. /RES...

Page 48 - for digital noise rejection definition

EM78P259N/260N 8-Bit Microprocessor with OTP ROM 42 • Product Specification (V1.2) 05.18.2007 (This specification is subject to change without further notice) The external interrupt has an on-chip digital noise rejection circuit. Input pulse less than 8 system clock time is eliminated as noise. Howe...

Page 49 - Interrupt sources; Interrupt; STACKACC; RETI; ACC

EM78P259N/260N 8-Bit Microprocessor with OTP ROM Product Specification (V1.2) 05.18.2007 • 43 (This specification is subject to change without further notice) INT ENI/DISI IOD RFWR IOCFRD IOCFWR IRQn IRQm RFRD IOCF /RESET /IRQn VCC RF CLK CLK Q Q D P R L C _ P R L C Q Q _ D Fig. 6-8 Interrupt Input ...

Page 50 - ADC; alog; AISR

EM78P259N/260N 8-Bit Microprocessor with OTP ROM 44 • Product Specification (V1.2) 05.18.2007 (This specification is subject to change without further notice) 6.7 Analog-to-Digital Converter (ADC) The analog-to-digital circuitry consist of a 4-bit analog multiplexer; three control registers (AISR/R8...

Page 51 - ADCON

EM78P259N/260N 8-Bit Microprocessor with OTP ROM Product Specification (V1.2) 05.18.2007 • 45 (This specification is subject to change without further notice) Bit 1 (ADE1): AD converter enable bit of P51 pin 0 = Disable ADC1, P51 acts as I/O pin 1 = Enable ADC1 acts as analog input pin Bit 0 (ADE0):...

Page 53 - s for each K; Operation; The AD Conversion is considered completed as determined by

EM78P259N/260N 8-Bit Microprocessor with OTP ROM Product Specification (V1.2) 05.18.2007 • 47 (This specification is subject to change without further notice) 6.7.2 ADC Data Register (ADDATA/RB, ADDATA1H/RC, ADDATA1L/RD) When the AD conversion is completed, the result is loaded to the ADDATA, ADDATA...

Page 54 - Process/Considerations; Process

EM78P259N/260N 8-Bit Microprocessor with OTP ROM 48 • Product Specification (V1.2) 05.18.2007 (This specification is subject to change without further notice) 3. ADWE bit of the RE register is set to “1.” Wake-up from ADC conversion (where it remains in operation during sleep mode). 4. Wake-up and e...

Page 55 - The contents are the results of ADC

EM78P259N/260N 8-Bit Microprocessor with OTP ROM Product Specification (V1.2) 05.18.2007 • 49 (This specification is subject to change without further notice) NOTE In order to obtain accurate values, it is necessary to avoid any data transition on the I/O pins during AD conversion. 6.7.6.2 Sample De...

Page 56 - are dependent on applications

EM78P259N/260N 8-Bit Microprocessor with OTP ROM 50 • Product Specification (V1.2) 05.18.2007 (This specification is subject to change without further notice) RETI INITIAL: MOV A,@0B00000001 ; To define P50 as an analog input MOV AISR,A MOV A,@0B00001000 ; To select P50 as an analog input channel, a...

Page 57 - Infrared Remote Control Application/PWM Waveform; HF; Fcarrier

EM78P259N/260N 8-Bit Microprocessor with OTP ROM Product Specification (V1.2) 05.18.2007 • 51 (This specification is subject to change without further notice) 6.8 Infrared Remote Control Application/PWM Waveform Generation 6.8.1 Overview This LSI can easily output infrared carrier or PWM standard wa...

Page 58 - start

EM78P259N/260N 8-Bit Microprocessor with OTP ROM 52 • Product Specification (V1.2) 05.18.2007 (This specification is subject to change without further notice) When an interrupt is generated by the High time down counter underflow (if enabled), the next instruction will be fetched from Address 018 an...

Page 59 - IR disable

EM78P259N/260N 8-Bit Microprocessor with OTP ROM Product Specification (V1.2) 05.18.2007 • 53 (This specification is subject to change without further notice) The following figure shows LGP=0 and HF=1 . The IROUT waveform modulates the Fcarrier waveform at low time segments of the pulse. When IRE go...

Page 60 - The following figure shows; Programming the Related Registers; IR/PWM Related Control Registers; low time width

EM78P259N/260N 8-Bit Microprocessor with OTP ROM 54 • Product Specification (V1.2) 05.18.2007 (This specification is subject to change without further notice) The following figure shows LGP=1 and HF=1 . When this bit is set to high level, the high time segment of the pulse is ignored. So, IROUT wave...

Page 64 - Programming the Related Registers; TCCX Related Control Registers; Related TCCX Status/Data Registers; CMP

EM78P259N/260N 8-Bit Microprocessor with OTP ROM 58 • Product Specification (V1.2) 05.18.2007 (This specification is subject to change without further notice) 6.9.3 Programming the Related Registers When defining TCCX, refer to its related registers operation as shown in the tables below. TCCX Relat...

Page 65 - The reference signal must be between Vss and Vdd.; The compared result is stored in the CMPOUT of IOC80.; Fig. 6-15 Comparator Output Configuration

EM78P259N/260N 8-Bit Microprocessor with OTP ROM Product Specification (V1.2) 05.18.2007 • 59 (This specification is subject to change without further notice) 6.10.1 External Reference Signal The analog signal that is presented at Cin– compares to the signal at Cin+. The digital output (CO) of the c...

Page 66 - Using a Comparator as an Operation Amplifier; IOC80 (Comparator and TCCA; Under Operation Amplifier:; The Comparator is considered completed as determined by

EM78P259N/260N 8-Bit Microprocessor with OTP ROM 60 • Product Specification (V1.2) 05.18.2007 (This specification is subject to change without further notice) 6.10.3 Using a Comparator as an Operation Amplifier The comparator can be used as an operation amplifier if a feedback resistor is externally...

Page 67 - Oscillator Modes

EM78P259N/260N 8-Bit Microprocessor with OTP ROM Product Specification (V1.2) 05.18.2007 • 61 (This specification is subject to change without further notice) 6.11 Oscillator 6.11.1 Oscillator Modes The EM78P259N/260N can be operated in four different oscillator modes, such as High Crystal oscillato...

Page 68 - OSCI; RS; Ceramic Resonators

EM78P259N/260N 8-Bit Microprocessor with OTP ROM 62 • Product Specification (V1.2) 05.18.2007 (This specification is subject to change without further notice) 6.11.2 Crystal Oscillator/Ceramic Resonators (Crystal) The EM78P259N/260N can be driven by an external clock signal through the OSCI pin as i...

Page 69 - O SC I; O S C I; Vcc; . If the frequency cannot be

EM78P259N/260N 8-Bit Microprocessor with OTP ROM Product Specification (V1.2) 05.18.2007 • 63 (This specification is subject to change without further notice) Circuit diagrams for serial and parallel modes Crystal/Resonator : O SC I EM 78P259N EM 78P260N C 7404 330 330 Crysta l 7404 7404 Fig. 6-18 S...

Page 70 - The RC Oscillator frequencies

EM78P259N/260N 8-Bit Microprocessor with OTP ROM 64 • Product Specification (V1.2) 05.18.2007 (This specification is subject to change without further notice) Based on the above reasons, it must be kept in mind that all supply voltage, the operation temperature, the components of the RC oscillator, ...

Page 71 - s before power can be switched ON again.

EM78P259N/260N 8-Bit Microprocessor with OTP ROM Product Specification (V1.2) 05.18.2007 • 65 (This specification is subject to change without further notice) 6.12 Power-on Considerations Any microcontroller is not warranted to start operating properly before the power supply stabilizes in its stead...

Page 72 - Vdd; Fig. 6-22 Residual Voltage Protection Circuit 1; Vdd; Vdd; Fig. 6-23 Residual Voltage Protection Circuit 2

EM78P259N/260N 8-Bit Microprocessor with OTP ROM 66 • Product Specification (V1.2) 05.18.2007 (This specification is subject to change without further notice) 6.12.3 Residual Voltage Protection When the battery is replaced, device power (Vdd) is removed but the residual voltage remains. The residual...

Page 73 - Code Option; Word 0; Instruction period option bit

EM78P259N/260N 8-Bit Microprocessor with OTP ROM Product Specification (V1.2) 05.18.2007 • 67 (This specification is subject to change without further notice) 6.13 Code Option EM78P259N/260N has two Code option words and one Customer ID word that are not part of the normal program memory. Word 0 Wor...

Page 74 - Protect; Others Enable; Word 1; NRHL

EM78P259N/260N 8-Bit Microprocessor with OTP ROM 68 • Product Specification (V1.2) 05.18.2007 (This specification is subject to change without further notice) Bit 3 (HLP): Power consumption selection 0 = Low power consumption, applies to working frequency at or below 4MHz 1 = High power consumption,...

Page 75 - WDT Time; ms; Word 2; X X X X X X X X X X X X X; Instruction Set

EM78P259N/260N 8-Bit Microprocessor with OTP ROM Product Specification (V1.2) 05.18.2007 • 69 (This specification is subject to change without further notice) Bit 7 (WDTPS) : WDT Time-out Period Selection bit WDT Time Watchdog Time * 1 18 ms 0 4.5 ms * These are theoretical values provided for refer...

Page 76 - The following are the EM78P259N/260N instruction set; Instruction Binary

EM78P259N/260N 8-Bit Microprocessor with OTP ROM 70 • Product Specification (V1.2) 05.18.2007 (This specification is subject to change without further notice) Convention: R = Register designator that specifies which one of the registers (including operation and general purpose registers) is to be ut...

Page 77 - Absolute

EM78P259N/260N 8-Bit Microprocessor with OTP ROM Product Specification (V1.2) 05.18.2007 • 71 (This specification is subject to change without further notice) Instruction Binary HEX Mnemonic Operation Status Affected 0 0101 01rr rrrr 05rr INC R R+1 → R Z 0 0101 10rr rrrr 05rr DJZA R R-1 → A, skip if...

Page 78 - Electrical

EM78P259N/260N 8-Bit Microprocessor with OTP ROM 72 • Product Specification (V1.2) 05.18.2007 (This specification is subject to change without further notice) 8 DC Electrical Characteristics Ta=25 ° C, VDD=5.0V ± 5%, VSS=0V Symbol Parameter Condition Min Typ Max Unit Crystal: VDD to 5V DC 20 MHz Cry...

Page 79 - Operating supply current; Internal RC Electrical Characteristics (Ta=25

EM78P259N/260N 8-Bit Microprocessor with OTP ROM Product Specification (V1.2) 05.18.2007 • 73 (This specification is subject to change without further notice) Symbol Parameter Condition Min Typ Max Unit ICC1 Operating supply current at two clocks (VDD to 3V) /RESET= 'High', Fosc=32kHz (Crystal type,...

Page 80 - AD Converter Characteristics

EM78P259N/260N 8-Bit Microprocessor with OTP ROM 74 • Product Specification (V1.2) 05.18.2007 (This specification is subject to change without further notice) 8.1 AD Converter Characteristics Vdd=2.5V to 5.5V, Vss=0V, Ta=25 ° C Symbol Parameter Condition Min. Typ. Max. Unit V AREF 2.5 – Vdd V V ASS ...

Page 81 - Characteristics

EM78P259N/260N 8-Bit Microprocessor with OTP ROM Product Specification (V1.2) 05.18.2007 • 75 (This specification is subject to change without further notice) 8.2 Comparator (OP) Characteristics Vdd = 5.0V, Vss=0V, Ta=25 ° C Symbol Parameter Condition Min. Typ. Max. Unit SR Slew rate - 0.1 0.2 - V/u...

Page 82 - eque

EM78P259N/260N 8-Bit Microprocessor with OTP ROM 76 • Product Specification (V1.2) 05.18.2007 (This specification is subject to change without further notice) IRC OSC Frequency (VDD=5V) 0 1 2 3 4 5 6 7 8 9 10 -40 -20 0 25 50 70 85 Temperature (℃) Fr eque nc y (M H z) Fig. 8-2 Internal RC OSC Frequen...

Page 83 - 0 Timing Diagrams; Instruction 1; AC Test Input/Output Waveform

EM78P259N/260N 8-Bit Microprocessor with OTP ROM Product Specification (V1.2) 05.18.2007 • 77 (This specification is subject to change without further notice) 10 Timing Diagrams RESET Timing (CLK="0") CLK /RESET NOP Instruction 1 Executed Tdrh TCC Input Timing (CLKS="0") CLK TCC Ttcc...

Page 84 - OTP MCU; B Package

EM78P259N/260N 8-Bit Microprocessor with OTP ROM 78 • Product Specification (V1.2) 05.18.2007 (This specification is subject to change without further notice) APPENDIX A Package Type OTP MCU Package Type Pin Count Package Size EM78P259NPS/NPJ DIP 18 300mil EM78P259NMS/NMJ SOP 18 300mil EM78P260NPS/N...

Page 89 - C Quality Assurance and Reliability; Test Category; C.1 Address Trap Detect

EM78P259N/260N 8-Bit Microprocessor with OTP ROM Product Specification (V1.2) 05.18.2007 • 83 (This specification is subject to change without further notice) C Quality Assurance and Reliability Test Category Test Conditions Remarks Solderability Solder temperature=245 ± 5 ° C, for 5 seconds up to t...