Contents
6.8 Data EEPROM ................................................................................................. 32
6.8.1 Data EEPROM Control Register.......................................................................32
6.8.1.1 RB (EEPROM Control Register) ........................................................32
6.8.1.2 RC (128 Bytes EEPROM Address)....................................................33
6.8.1.3 RD (128 Bytes EEPROM Data) .........................................................33
6.8.2 Programming Step / Example Demonstration...................................................33
6.8.2.1 Programming Step..............................................................................33
6.8.2.2 Example Demonstration Programs ....................................................34
6.9 Oscillator .......................................................................................................... 35
6.9.1 Oscillator Modes................................................................................................35
6.9.2 Crystal Oscillator/Ceramic Resonators (Crystal)...............................................35
6.9.3 External RC Oscillator Mode.............................................................................37
6.9.4 Internal RC Oscillator Mode..............................................................................38
6.10 Code Option Register...................................................................................... 39
6.10.1 Code Option Register (Word 0).........................................................................39
6.10.2 Customer ID Register (Word 2).........................................................................43
6.11 Power-on Considerations................................................................................ 43
6.12 External Power-on Reset Circuit ..................................................................... 43
6.13 Residue-Voltage Protection............................................................................. 44
6.14 Instruction Set ................................................................................................. 45
Timing Diagrams ..................................................................................................... 48
Absolute Maximum Ratings................................................................................... 49
DC Electrical Characteristic................................................................................... 49
7
8
9
10 AC Electrical Characteristic................................................................................... 52
APPENDIX
A
B
C
Package Type........................................................................................................... 53
ICE 652N Output Pin Assignment (JP 3)............................................................... 54
EM78F651N Program Pin: ...................................................................................... 54
Specification Revision History
Doc. Version
Revision Description
Date
1.0
Initial version
2006/09/20
1. Modified the General Description, Pin Assignment and
Features sections.
2. Added Green Product Information.
1.1
2006/10/20
3. Modified the Functional Block Diagram.
iv •
Product Specification (V1.1) 10.20.2006