HT86B40 datasheet(57/83 Pages) HOLTEK

номер детали	HT86B40

подробное описание детали	Enhanced Voice 8-Bit MCU

PDF	83 Pages

Scroll/Zoom	100%

производитель	HOLTEK [Holtek Semiconductor Inc]

домашняя страница	http://www.holtek.com

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HT86BXX/HT86BRXX

Rev. 1.70

February 22, 2010

Analog Switch

There are 8 analog switch lines in the microcontroller, labeled as K0 ~ K7, and the Analog Switch control register, which

is mapped to the data memory by option. All of these Analog Switch lines can be used together with the external RC

Oscillation Converter for C/R-F input keys.

A S C R R e g i s t e r

A n a l o g S w i t c h S e l e c t

b 7

b 0

K 0 o n , o t h e r s o f f

K 1 o n , o t h e r s o f f

K 2 o n , o t h e r s o f f

K 3 o n , o t h e r s o f f

K 4 o n , o t h e r s o f f

K 5 o n , o t h e r s o f f

K 6 o n , o t h e r s o f f

K 7 o n , o t h e r s o f f

A l l o f f , O S C o f f

U n d e f i n e d , r e a d a s z e r o

A S O N 3

A S O N 2 A S O N 1 A S O N 0

A S O N 2

A S O N 1

A S O N 0

Analog Switch Control Register

- ASCR

T . G . 2

T . G . 3

T . G . 4

T . G . 5

T . G . 6

T . G . 7

K 0

K 1

K 2

K 3

K 4

K 5

K 6

K 7

R C O U T

R R

R C

C C

T . G . 1

A S O N

T i m e r 4

T . G . 8

Analog Switch

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