em6521 EM Microelectronic, em6521 Datasheet - Page 60

• Manufacturer Part Number: em6521
• Description: Mfp Version Of Em6621 Ultra Low Power Microcontroller With 4x20 Lcd Driver
• Manufacturer: EM Microelectronic

18.1.5 Debouncer Frequency Option
18.1.6 User defined LCD Segment Allocation
(For ROM version) If using a different Segment allocation from the one described in chapter
to fill in following table. The Segment allocation connection are realized with the interconnect Metal2 mask.
The customer should specify the required options at the time of ordering. A copy of the pages
6 0, as well as the « Software ROM characteristic file » generated by the assembler (*.STA) should be
1 4 5 H
attached to the order.
Copyright © 2005, EM Microelectronic-Marin SA
Option
Name
MDeb
4 times MUX
3 times MUX
SEG[10]
SEG[11]
SEG[12]
SEG[13]
SEG[14]
SEG[15]
SEG[16]
SEG[17]
SEG[18]
SEG[19]
SEG[20]
SEG[1]
SEG[2]
SEG[3]
SEG[4]
SEG[5]
SEG[6]
SEG[7]
SEG[8]
SEG[9]
R
Debouncer freq.
COM[1]
COM[1]
Default
Ck[11]
Value
A
Value
User
B
COM[2]
COM[2]
(ROM version only) By default the debouncer
frequency is Ck[11]. The user may choose Ck[14]
instead of Ck[11].
Ck[14 ]corresponds to maximum 0.25ms debouncer
time in case of a 32kHz oscillator.
60
COM[3]
COM[3]
www.emmicroelectronic.com
EM6521
1 4.3 , one needs
1 4 3 H
COM[4]
--
5 7 to
1 4 4 H