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EM78805C

ELAN Microelectronics
Part Number EM78805C
Manufacturer ELAN Microelectronics
Description 8-BIT MICRO-CONTROLLER
Published Apr 21, 2015
Detailed Description EM78805C 8-BIT MICRO-CONTROLLER Version 2.1 ELAN MICROELECTRONICS CORP. No. 12, Innovation 1st RD., Science-Based Indust...
Datasheet PDF File EM78805C PDF File

EM78805C
EM78805C

Overview
EM78805C 8-BIT MICRO-CONTROLLER Version 2.
1 ELAN MICROELECTRONICS CORP.
No.
12, Innovation 1st RD.
, Science-Based Industrial Park Hsin Chu City, Taiwan TEL: (03) 5639977 FAX: (03)5630118 Version History Specification Revision History Version Content EM78805C 1.
0 1.
Initial version 2.
Original spec is modified from EM78805B v2.
2 spec 1.
1 1.
Delete P76, P77 pins 2.
Update pin configuration 3.
Update relative register 1.
2 1.
Add P76, P77 pins 2.
Delete P66, P67 pins 3.
Add key scan feature 4.
Update pin configuration 5.
Update relative register 1.
3 1.
Modify key scan position on SEG16/P80~SEG19/P83 and SEG20/P54 ~SEG23/P57 2.
Update pin configuration 3.
Update key scan figure 4.
Update error description 5.
Update error figure 6.
Clearify register description 1.
4 1.
Change “VII.
Instruction Set” for PAGE instruction’s Instruction Binary from “…0kkk” to “…kkkk”.
2.
Updae Fig.
3 Block diagram 2 1.
5 Delete bank 3 for R20 ~ R3F 1.
6 Remove asynchronous programming tone generator for FSK tone generation 1.
7 1.
Add 4 COM LCD option.
Add IOCE PAGE1 bit0(LCDM) for green tone function 2.
Add 8-COM bias resistor string adjustment.
Add IOCA PAGE1 bit5(8CR) for 8-COM bias resistor string adjustment.
3.
Add 4-COM driving rate adjustment.
Add IOCA PAGE1 bit4(8CDR) for 4-COM driving rate adjustment.
4.
Add green tone function for programming tone generator.
Add RB bit6(GTONE) for green tone function 5.
Remove IOCD PAGE1 bit4,5 setting description.
Change these bits to “unused”.
1.
8 Add 64-pin QFP package and revise pin configuration 1.
9 Add important application note 2.
0 Change pull-high current spec max.
from 15uA to 20uA 2.
1 Remove Idle mode User Application Note (Before using this chip, take a look at the following description note, it includes important messages.
) 1.
ROM, OTP, ICE ROM OTP ICE EM78805C - EM78R806B 2.
Common registers 0x20 ~ 0x3F only have three banks (banks 0,1,2).
Notice that there is no bank 3 in these common registers.
The bank 3 doesn’t exist.
3.
Care must be taken w...


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