em78p468n ELAN Microelectronics Corp, em78p468n Datasheet - Page 4

• Manufacturer Part Number: em78p468n
• Description: 8-bit Microcontroller
• Manufacturer: ELAN Microelectronics Corp

Contents
iv •
7
8
9
A
B
C
D
E
6.3
6.4
6.6
6.7
6.8
6.9
6.10 Infrared Remote Control Application/PWM Waveform Generation.................. 41
6.11 Code Options ................................................................................................... 45
6.12 Instruction Set ................................................................................................. 46
6.13 Timing Diagram ................................................................................................ 49
Absolute Maximum Ratings ................................................................................... 50
Electrical Characteristic ......................................................................................... 50
8.1
8.2
8.3
Application Circuit .................................................................................................. 65
Package Type........................................................................................................... 66
Package Information............................................................................................... 67
EM78P468N/L Program Pin List ............................................................................. 72
ICE 468XA ................................................................................................................ 73
Quality Assurance and Reliability ......................................................................... 76
E.1 Address Trap Detect......................................................................................... 76
TCC and WDT Prescaler.................................................................................. 23
I/O Ports ........................................................................................................... 25
Oscillator .......................................................................................................... 30
Power-on Considerations ................................................................................. 32
Interrupt ............................................................................................................ 34
LCD Driver........................................................................................................ 35
DC Electrical Characteristics............................................................................ 50
AC Electrical Characteristics ............................................................................ 52
Device Characteristic ....................................................................................... 53
6.2.17 IOCA1/HLPWTCR (High/Low Pulse Width Timer Control Register)................21
6.2.18 IOCB1/P6PH (Port 6 Pull-high Control Register)..............................................22
6.2.19 IOCC1/P6OD (Port 6 Open Drain Control Register).........................................22
6.2.20 IOCD1/P8PH (Port 8 Pull High Control Register) .............................................22
6.2.21 IOCE1/P6PL (Port 6 Pull Low Control Register) ...............................................22
6.6.1
6.6.2
6.6.3
6.6.4
6.7.1
6.7.2
6.9.1
6.9.2
6.9.3
6.9.4
External Power-on Reset Circuit .......................................................................33
R9/LCDCR (LCD Control Register)...................................................................35
Oscillator Modes................................................................................................30
Phase Lock Loop (PLL Mode)...........................................................................30
Crystal Oscillator/Ceramic Resonators (Crystal)...............................................31
RC Oscillator Mode with Internal Capacitor ......................................................32
Residue-Voltage Protection...............................................................................33
RA/LCD_ADDR (LCD Address) ........................................................................36
RB/LCD_DB (LCD Data Buffer) ........................................................................36
RD/SBPCR (System, Booster and PLL Control Registers) ..............................37
APPENDIX
Product Specification (V1.6) 12.31.2007