IBM EM78P809N manuals
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EM78P809N 8-BIT Microcontroller Product Specification DOC. VERSION 1.0 ELAN MCCROELECTRONICS CORP. July 2005 Copyright 2005 by ELAN Microelectronics Corporation 2 All Rights Reserved ELAN MICROELECTRONICS CORPORATION 3 Contents 5 1 General Description 2 Features 7 3 Pin Assignment 4 Pin Description Table 1 Symbol Pin No. Type Function 8 EM78P809N8-Bit Microcontroller Symbol Pin No. Type Function 9 4 Function Description 4.1 Functional Block Diagram 8-Bit Microcontroller Fig. 3. Operating Registers 00 02 03 04 6 Product Specification (V1.0) 07.26.2005 10 4.2 Operating Registers 05 06 07 08 09 0A 0B 0C 0D 0E 0F 01 10 : 1F 20 : 3F 8-Bit Microcontroller 12 User Memory Space On-chip Program Memory A11 A10 A9 A8 A7 ~ A0 8 Product Specification (V1.0) 07.26.2005 Fig. 4. Program Counter Organization R3/SR Status Register ( Address: 03h ) Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0 RBS1 RBS0 0 T P Z DC C Bit 7 ~ Bit 6 (RBS1 ~ RBS0) : R-Register page select RBS1 RBS0 Register Bank (Address 05H ~ 0FH) 0 0 Bank 0 0 1 Bank 1 1 0 Bank 2 1 1 Bank 3 27 4.3 Special Purpose Registers 31 4.4 CPU Operation Mode 8-Bit Microcontroller * Dont care ** Interrupt request flag will be recorded 33 4.5 AD Converter Registers for AD Converter Circuit * R_BANK : Register Bank (bits 7, 6 of R3), R/W: Read / Write * SPR : Special Purpose Register s 8-Bit Microcontroller Table 5 35 4.6 Time Base Timer and Keytone Generator Registers for AD Converter Circuit D Q TBKTC MUX 36 MUX8-Bit Microcontroller Product Specification (V1.0) 07.26 .2 005 33 37 4.7 UART (Universal Asynchronous Receiver/Transmitter) Registers for UART Circuit R_BANK Address NAME Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0 Fig. 11. Function Block Diagram 38 EM78P809N4.7.1 UART MODE: 39 EM78P809N4.7.2 Transmitting: 4.7.3 Receiving: EM78P809N8-Bit Microcontroller 36 Product Specification (V1.0) 07.26.2005 4.7.4 Baud Rate Generator: 40 4.8 SPI (Serial Peripheral Interface) Registers for the SPI Circuit R_BANK Address NAME Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0 Fig. 14. SPI Block Diagram 41 EM78P809N4.8.1 Serial Clock: 4.8.2 Shift Direction and Sample Phase: 4.8.3 Transfer Mode: SPI S RBF WBE SPIF SO p i n 42 /SCK pinRBF WBE SPIF SPID SI p i n 8-Bit Microcontroller Slave Device 3 Slave Device 2 Slave Device 1d read dat a read data Product Specification (V1.0) 07.26 .2 005 39 (This specification is subject to change without further notice) 43 SPIS RBF WBESPIF SPID SO pi n /SCK pin SI p i n a d0 d1 d2 d3 d4 d5 d6 d7 shift finish c write data b write data Master Slave Device 4 Fig. 18. The SPI Configuration Example of Single-Master and Multi-Slaves EM78P809N Fig 19. Configuration of Timer/Counter 2 40 Product Specification (V1.0) 07.26.2005 44 4.9 Timer/Counter 2 Registers for Timer/Counter 2 Cir cuit R_BANK Address NAME Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0 45 EM78P809N4.9.1 Timer Mode: 4.9.2 Counter Mode: 4.9.3 Window Mode 46 4.10 Timer/Counter 3 47 EM78P809N4.10.1 Timer Mode: 4.10.2 Counter Mode: 4.10.3 Capture mode: 48 4.11 Timer/Counter 4 49 EM78P809N4.11.1 Timer Mode 4.11.2 Counter Mode 4.11.3 PDO Mode Source Clock Up-counter TCR4 TC4 Interrupt F/F /PDO Pin EM78P809N 4.11.4 PWM Mode Source Clock Up-counter TCR4 TC4 Interrupt F/F /PWM 50 4.12 TCC/WDT & Prescaler 51 4.13 I/O Ports 4.14 RESET and Wake-up 4.14.1 RESET 52 EM78P809N4.14.2 Wake-up from SLEEP Mode: 4.14.3 Wake-up from IDLE mode: 53 8-Bit Microcontroller Product Specification (V1.0) 07.26 .2 005 49 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 54 8-Bit Microcontroller 50 Product Specification (V1.0) 07.26.2005 Register Bank 0 Address Name Reset Type Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0 55 8-Bit Microcontroller Product Specification (V1.0) 07.26 .2 005 51 Register Bank 1 Address Name Reset Type Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0 56 8-Bit Microcontroller 52 Product Specification (V1.0) 07.26.2005 Register Bank 2 Address Name Reset Type Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bi t 0 Register Bank 3 Address Name Reset Type Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bi t 0 57 EM78P809N4.14.4 The Status of RST, T, and P of STATUS Register 58 4.15 Interrupt 59 4.16 Oscillator 4.16.1 Oscillat or Modes 4.16.2 Crystal Oscil lator/Ceramic Resonators (Crystal) 61 EM78P809N4.16.3 External RC Oscillator Mode EM78P809N 62 4.17 Code Option Register 4.17.1 Code Option Register (Word 0) EM78P809N 4.17.2 Customer ID Register 63 4.18 Power-on Considerations 4.18.1 External Power-on Reset Circuit 64 EM78P809N4.18.2 Residue-Voltage Protection 65 4.19 Instruction Set 8-Bit Microcontroller Note1: This instructi on is applicable to IOC6 ~ IOCA, IMR1, IMR2 onl y. 67 5 Absolute Maximum Ratings 5.1 Absolute Maximum Ratings 5.2 Recommended Operating Conditions ( Vss = 0V ) 8-Bit Microcontroller 64 Product Specification (V1.0) 07.26.2005 68 6 Electrical Characteristics 6.1 DC Electrical Characteristics (Ta= 25 C, VDD= 5.0 V 5%, VSS= 0V) Symbol Parameter Condition Min. Typ. Max. Unit *The typical value is based on characterization results at 25C 69 8-Bit Microcontroller Product Specification (V1.0) 07.26 .2 005 65 (Ta= 25 C, VDD= 3.0 V 5%, VSS= 0V) Symbol Parameter Condition Min. Typ. Max. Unit *The typical value is based on characterization results at 25 C 70 8-Bit Microcontroller 66 Product Specification (V1.0) 07.26.2005 A/D Converter Characteristic (VDD =2.5V to 5.5V, Vss=0V, Ta = -40 to 85) Symbol Parameter Condi tion Min. Typ. Max. Unit 8-Bit Microcontroller 71 6.2 AC Electrical Characteristic * N= selected prescaler ratio (Ta=- 40C ~ 85 C, VDD=5V 5%, VSS=0V) 68 Product Specification (V1.0) 07.26.2005 72 6.3 Timing Diagram RESET Timing (CLK="0") TCC Input Timing (CLKS="0") AC Test Input/Output Waveform 73 APPENDIX
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