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DMC73C168 Dataheets PDF



Part Number DMC73C168
Manufacturers Daewoo Semiconductor
Logo Daewoo Semiconductor
Description 8Bit Single Chip Microcontroller
Datasheet DMC73C168 DatasheetDMC73C168 Datasheet (PDF)

1 8Bit Single Chip Microcontroller DMC73C168 Table of Contents 1. INTRODUCTION 1.1 Key Features 3 3 5 6 6 8 11 12 12 12 13 13 14 14 33 34 34 36 36 38 41 47 51 59 63 66 66 2. DMC73C168 BLOCK DIAGRAM 3. PIN ASSIGNMENT AND DESCRIPTION 3.1 DMC73C168 Pin Assignment 3.2 Description 4. ARCHITECTURE 4.1 4.2 4.3 4.4 4.5 4.6 4.7 4.8 Register File (RF) Peripheral File (PF) Peripheral RAM File (PRF) Stack Pointer (SP) Status Register (ST) Program Counter (PC) Peripheral File Map Interrupt and Reset P.

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1 8Bit Single Chip Microcontroller DMC73C168 Table of Contents 1. INTRODUCTION 1.1 Key Features 3 3 5 6 6 8 11 12 12 12 13 13 14 14 33 34 34 36 36 38 41 47 51 59 63 66 66 2. DMC73C168 BLOCK DIAGRAM 3. PIN ASSIGNMENT AND DESCRIPTION 3.1 DMC73C168 Pin Assignment 3.2 Description 4. ARCHITECTURE 4.1 4.2 4.3 4.4 4.5 4.6 4.7 4.8 Register File (RF) Peripheral File (PF) Peripheral RAM File (PRF) Stack Pointer (SP) Status Register (ST) Program Counter (PC) Peripheral File Map Interrupt and Reset Priorities 5. DESCRIPTION OF EACH FUNCTION 5.1 5.2 5.3 5.4 5.5 5.6 5.7 5.8 5.9 Input / Output Ports Device Initialization I/O Control Register Interrupt Logic and External Interrupt Programmable Timer / Event Counter A/D Converter PLL IF Counter Serial Communication I/O Ports : SIO1, SIO2 6. OTP DEVICE SPECIFICATION 6.1 Pin Assignment of OTP and OTP Programming Adapter Board £Ä£Á£Å£×£Ï£Ï DAEWOO ELECTRONICS CO., LTD. 2 8Bit Single Chip Microcontroller DMC73C168 7. ELECTRICAL SPECIFICATION 7.1 7.2 7.3 7.4 7.5 7.6 7.7 7.8 Absolute Maximum Ratings Over Operating Free-Air Temperature Range Recommended Operating Conditions Electrical Characteristics Over Full Range of Operation AC Characteristics for Input/Output Ports A/D Converter Characteristics AC Characteristics for Serial I/O Ports Schematic of Input/Outputs 80 Pin Quad Flat Package (Mechanical Data) 67 67 68 69 70 71 71 72 73 * APPENDICES A. DMC73C168 Table B. Development Support C. OTP Programming 75 75 79 £Ä£Á£Å£×£Ï£Ï DAEWOO ELECTRONICS CO., LTD. 3 8Bit Single Chip Microcontroller DMC73C168 1. INTRODUCTION The DMC73C168 is an 8-Bit microcontroller that contains Prescaler, PLL Frequency Synthesizer and 2 channel A/D converter for Digital Tuning System. The device is provided with abundant I/O ports and 2 channel serial interface ports (SI/O) controlled by powerful instruction. The package is 80-pin QFP and hi gh performance CPU and internal peripheral allow flexible and easy system design in car-stereo, radio tuner and Hi-Fi audio system. 1.1 Key Features n n CMOS Technology Memory Configuration l l l n l l l n n 256 Byte On-Chip RAM Register file plus 128 Byte Peripheral Free RAM Memory-Mapped Ports for Easy Addressing 16K-Byte On-Chip ROM Independant Frequency input ports : Max 150MHz at FM, 40MHz at AM Two Types of Frequency Dividing Method : Pulse Swallow and Direct 8 Kinds of reference Frequencies : 1, 5, 6.25, 9, 10, 12.5, 25 and 50KHz On-Chip PLL Frequency Synthesizer with Dual Modules Prescaler 2 Channel SIO port 2 Channel On-Chip Timer l l 16-Bit with 5-Bit Prescaler and 16-Bit capture latch, timer outputs Internal interrupt with Automatic timer Reload 2-channels with 8 bit resolution Ratiometric Conversion 144 Machine-Cycles Conversion time (64us) 17-Bit, Gate Time : Program can select from 1ms to 15ms maximum Input Frequency : FM IF = 20MHz, AM IF = 5MHz External Interrupts with Schmitt-Trigger Input Software Calls through Interrupt Vectors Software Monitoring of Interrupt Status Precise Interrupt Timing through Capture Latch n On-Chip A/D Converter l l l n On-Chip IF Counter l l n Easy Interrupt Handling l l l l n n n Selectable Beep clock : 417Hz, 1KHz, 1.25KHz, 2.5KHz 64 I/O Pins l l 64 Bidirectional Pins Voltage(VDD) : 5V ¡ 1 ¾ 0% W ide Operating Range £Ä£Á£Å£×£Ï£Ï DAEWOO ELECTRONICS CO., LTD. 4 8Bit Single Chip Microcontroller DMC73C168 l l l n l l n n Clock : 4.5MHz Temperature : -40 deg to 85 deg One Machine Execution Time : 0.44us (with 4.5MHz Crystal Oscillator) Low operating Current Halt Mode for Power Savings (Typical : 1uA at OSC stop) W arm-up mode for avoid unstable osc operation at the wake time from Halt mode. The warm-up time can be adjustable by S/W. Package l l l 80 QFP (Quad Flat Package) Development Support Evaluation Module : EVM73C00A & ADP73C168 Assembler/Linker Cross Support for Popular Hosts £Ä£Á£Å£×£Ï£Ï DAEWOO ELECTRONICS CO., LTD. 5 8Bit Single Chip Microcontroller DMC73C168 2. DMC73C168 BLOCK DIAGRAM INT4-0 RESET CE (INT1) Interrupt Control INT3 INT4-1 INT2 RAM 384 Byte 8 BIT CPU INT6 INT5 INT7 Peripheral /Memory Control OSCIN OSCOUT ROM 16 Kbyte OSC GEN EXT INT4 EXT INT3 PORT A A/D CON TIMER1 BEEP GEN TIMER2 SIO 1 SIO 2 PORT E VDD VSS ¡æ ¡æ PORT B ¡ê A0/FMIF ¡ê A1/AMIF ¡ê A2/AD1 ¡ê A3/AD2 ¡ê A4/ECI1 ¡ê A5/ECI2 ¡ê A6/INT4 ¡ê A7/INT3 ¡ê E0/SO1 ¡ê E1/SI1 ¡ê E2/SCLK1 ¡ê E3/SO2 ¡ê E4/SI2 ¡ê E5/SCLK2 ¡ê E6 ¡ê E7/BEEP ¡ê B0/T1OUT ¡ê B1/T2OUT TEST EO1 EO2 VCOL VCOH VREF ¡æ ¡ç ¡ç PORT B ¡ê B2-B7 PORT C ¡ê C0-C7 ¡æ ¡æ ¡æ Phase Locked Loop PORT D ¡ê D0-D7 VASS ¡æ PORT F ¡ê F0-F7 H0-H7 ¡ê PORT H PORT G ¡ê G0-G7 £Ä£Á£Å£×£Ï£Ï DAEWOO ELECTRONICS CO., LTD. 6 8Bit Single Chip Microcontroller DMC73C168 3. PIN ASSIGNMENT AND DESCRIPTION 3.1 DMC73C168 Pin Assignment B 1 / T 2 O C C C D D D D D D D D B B B B B B U 2 1 0 7 6 5 4 3 2 1 0 7 6 5 4 3 2 T B 0 / T 1 O U H H H H H T 7 6 5 4 3 C3 C4 C5 C6 C7 NC EO1 EO2 VSS VASS VCOH VCOL VREF NC CE/INT1 RESET 64 ¡ê 65 ¡ê ¡ê ¡ê ¡ê ¡ª ¡ç.


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