IBM EM78P259N/260N 10 Timing Diagrams

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

Tins

AC Testing : Input is driven at VDD-0.5V for logic "1",and GND+0.5V for logic "0".Timing

measurements are made at 0.75VDD for logic "1",and 0.25VDD for logic "0".

AC Test Input/Output Waveform

VDD-0.5V

GND+0.5V

0.75VDD

0.25VDDTEST POINTS0.75VDD

0.25VDD

Contents

Main EM78P259N/260N 8-Bit Microprocessor with OTP ROM Product Specification D OC . V ERSION 1.2 ELAN All Rights Reserved Printed in Taiwan ELAN MICROELECTRONICS CORPORATION Contents 6.8 Infrared Remote Control Application/PWM Waveform Generation...................51 APPENDIX Specification Revision History EM78P259N/260N Product Specification (V1.2) 05.18.2007 1 1 General Description 2 Features EM78P259N/260N 8-Bit Microprocessor with OTP ROM 3 Pin Assignment (1) 18-Pin DIP/SOP Fig. 3-1 EM78P259NP/M (2) 20-Pin DIP/SOP/SSOP 5 Pin Description 5.1 EM78P259NP/M 5.2 EM78P260NP/M/KM EM78P259N/260N 6 Function Description 6.1 Operational Registers 6.1.1 R0 (Indirect Address Register) 6.1.2 R1 (Time Clock /Counter) during power-on reset, /RESET, or WDT time out reset. 6.1.3 R2 (Program Counter) and Stack Page 8-Bit Microprocessor with OTP ROM Product Specification (V1.2) 05.18.2007 7 (This specification is subject to change without further notice) EM78P259N/260N 6.1.4 R3 (Status Register) 6.1.5 R4 (RAM Select Register) EM78P259N/260N 6.1.6 R5 ~ R6 (Port 5 ~ Port 6) 6.1.7 R7 (Port 7) EM78P259N/260N 6.1.8 R8 (AISR: ADC Input Select Register) EM78P259N/260N 6.1.9 R9 (ADCON: ADC Control Register) EM78P259N/260N 6.1.10 RA (ADOC: ADC Offset Calibration Register) 6.1.11 RB (ADDATA: Converted Value of ADC) EM78P259N/260N 6.1.12 RC (ADDATA1H: Converted Value of ADC) 6.1.13 RD (ADDATA1L: Converted Value of ADC) 6.1.14 RE (Interrupt Status 2 & Wake-up Control Register) EM78P259N/260N 6.1.15 RF (Interrupt Status 2 Register) 6.1.16 R10 ~ R3F EM78P259N/260N 6.2 Special Purpose Registers 6.2.1 A (Accumulator) 6.2.2 CONT (Control Register) EM78P259N/260N 6.2.3 IOC50 ~ IOC70 (I/O Port Control Register) 6.2.4 IOC80 (Comparator and TCCA Control Register) EM78P259N/260N 6.2.5 IOC90 (TCCB and TCCC Control Register) EM78P259N/260N 6.2.6 IOCA0 (IR and TCCC Scale Control Register) EM78P259N/260N EM78P259N/260N 6.2.7 IOCB0 (Pull-down Control Register) 6.2.8 IOCC0 (Open-Drain Control Register) EM78P259N/260N 6.2.9 IOCD0 (Pull-high Control Register) 6.2.10 IOCE0 (WDT Control & Interrupt Mask Registers 2) EM78P259N/260N 6.2.11 IOCF0 (Interrupt Mask Register) EM78P259N/260N 6.2.12 IOC51 (TCCA Counter) 6.2.13 IOC61 (TCCB Counter) EM78P259N/260N 6.2.14 IOC71 (TCCBH/MSB Counter) 6.2.15 IOC81 (TCCC Counter) EM78P259N/260N 6.2.16 IOC91 (Low Time Register) 6.2.17 IOCA1 (High Time Register) 6.2.18 IOCB1 High/Low Time Scale Control Register) EM78P259N/260N 6.2.19 IOCC1 (TCC Prescaler Counter) EM78P259N/260N 6.3 TCC/WDT and Prescaler 6.4 I/O Ports Product Specification (V1.2) 05.18.2007 29 (This specification is subject to change without further notice) 30 Product Specification (V1.2) 05.18.2007 PCRD TI 0 TI 8 6.5 Reset and Wake-up 6.5.1 Reset and Wake-up Operation Page Page 8-Bit Microprocessor with OTP ROM 34 Product Specification (V1.2) 05.18.2007 Signal Sleep Mode Normal Mode Page 8-Bit Microprocessor with OTP ROM 36 Product Specification (V1.2) 05.18.2007 Address Name Reset Type Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0 Product Specification (V1.2) 05.18.2007 37 Address Name Reset Type Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0 38 Product Specification (V1.2) 05.18.2007 Address Name Reset Type Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0 Product Specification (V1.2) 05.18.2007 39 Address Name Reset Type Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0 8-Bit Microprocessor with OTP ROM Fig. 6-7 Controller Reset Block Diagram 40 Product Specification (V1.2) 05.18.2007 6.6 Interrupt Page 8-Bit Microprocessor with OTP ROM * occurs RETI EM78P259N/260N 6.7 Analog-to-Digital Converter (ADC) ADC ( successive approximation ) 8-1 Analog Switch 6.7.1 ADC Control Register (AISR/R8, ADCON/R9, ADOC/RA) Page Page EM78P259N/260N 6.7.2 ADC Data Register (ADDATA/RB, ADDATA1H/RC, ADDATA1L/RD) 6.7.3 ADC Sampling Time 6.7.4 AD Conversion Time 6.7.5 ADC Operation during Sleep Mode EM78P259N/260N 6.7.6 Programming Process/Considerations Page Page EM78P259N/260N 8-Bit Microprocessor with OTP ROM 6.8 Infrared Remote Control Application/PWM Waveform Generation 6.8.1 Overview H/W Modulator HF IROUT pin EM78P259N/260N 6.8.2 Function Description EM78P259N/260N IROUT Fcarrier Page Page EM78P259N/260N 6.9 Timer/Counter 6.9.1 Overview 6.9.2 Function Description Page EM78P259N/260N 6.9.3 Programming the Related Registers 6.10 Comparator Cin-- +CMP Cin+ CO EM78P259N/260N 6.10.1 External Reference Signal 6.10.2 Comparator Output EM78P259N/260N 6.10.3 Using a Comparator as an Operation Amplifier 6.10.4 Comparator Interrupt 6.10.5 Wake-up from Sleep Mode EM78P259N/260N 6.11 Oscillator 6.11.1 Oscillator Modes EM78P259N/260N 6.11.2 Crystal Oscillator/Ceramic Resonators (Crystal) EM78P259N/260N 6.11.3 External RC Oscillator Mode EM78P259N/260N 6.11.4 Internal RC Oscillator Mode EM78P259N/260N 6.12 Power-on Considerations 6.12.1 Programmable WDT Time-out Period 6.12.2 External Power-on Reset Circuit EM78P259N/260N 6.12.3 Residual Voltage Protection EM78P259N/260N 6.13 Code Option 6.13.1 Code Option Register (Word 0) EM78P259N/260N 6.13.2 Code Option Register (Word 1) EM78P259N/260N 6.13.3 Customer ID Register (Word 2) 6.14 Instruction Set 8-Bit Microprocessor with OTP ROM The following are the EM78P259N/260N instruction set 7 Absolute Maximum Ratings EM78P259N/260N 8-Bit Microprocessor with OTP ROM 8 DC Electrical Characteristics Ta=25 C, VDD=5.0V5%, VSS=0V 8-Bit Microprocessor with OTP ROM Internal RC Electrical Characteristics (Ta=25C, VDD=5 V, VSS=0V) Internal RC Electrical Characteristics (Ta=-40 ~85C, VDD=2.2~5.5 V, VSS=0V) 8-Bit Microprocessor with OTP ROM 8.1 AD Converter Characteristics Vdd=2.5V to 5.5V, Vss=0V, Ta=25C 8-Bit Microprocessor with OTP ROM 8.2 Comparator (OP) Characteristics Vdd = 5.0V, Vss=0V, Ta=25C Temperature () 8.3 Device Characteristics IRC OSC Frequency (VDD=3V) 9 AC Electrical Characteristic Ta=25C, VDD=5V5%, VSS=0V Product Specification (V1.2) 05.18.2007 77 10 Timing Diagrams RESET Timing (CLK="0") TCC Input Timing (CLKS="0") AC Test Input/Output Waveform APPENDIX A Package Type B Package Information B.1 18-Lead Plastic Dual in line (PDIP) 300 mil B.2 18-Lead Plastic Small Outline (SOP) 300 mil 80 Product Specification (V1.2) 05.18.2007 B.3 20-Lead Plastic Shrink Small Outline (SSOP) 209 mil Product Specification (V1.2) 05.18.2007 81 B.4 20-Lead Plastic Dual-in-line (PDIP) 300 mil 82 Product Specification (V1.2) 05.18.2007 B.5 20-Lead Plastic Small Outline (SOP) 300 mil C Quality Assurance and Reliability C.1 Address Trap Detect