參數(shù)資料
型號： EM78568
廠商： Electronic Theatre Controls, Inc.
英文描述： 8-BIT MICRO-CONTROLLER for FRS
中文描述： 8位微控制器為FRS
文件頁數(shù)： 27/54頁
文件大?。?/td> 494K
代理商： EM78568
EM78568
8-bit Micro-controller for FRS
__________________________________________________________________________________________________________________________________________________________________
* This specification are subject to be changed without notice.
07/28/2004 V3.5
Fig.11 The comparator timing
IOC6 (PORT6 I/O control, P6* pins switch control)
PAGE0 (PORT6 I/O control register)
7
6
5
IOC67
IOC66
IOC65
R/W-1
R/W-1
R/W-1
Bit 0 ~ Bit 7 (IOC60 ~ IOC67) : PORT6(0~7) I/O direction control register
0
put the relative I/O pin as output
1
put the relative I/O pin into high impedance
PAGE1 (P6* pins switch control register)
7
6
5
AMUTE
P66S
P65S
P64S
R/W-0
R/W-0
R/W-0
R/W-0
Bit 0 ~ Bit 1 :
(undefined) not allowed to use
Bit 2(P62S) : Select channel 1 input pin of comparator or I/O PORT62 pin
0
P62 (I/O PORT62) pin is selected
1
CMP1 (Channel 1 input of comparator) pin is selected
Bit 3(P63S) : Select channel 2 input pin of comparator or I/O PORT63 pin
0
P63 (I/O PORT63) pin is selected
1
CMP2 (Channel 2 input of comparator) pin is selected
Bit 4(P64S) : Select channel 3 input pin of comparator or I/O PORT64 pin
0
P64 (I/O PORT64) pin is selected
1
CMP3 (Channel 3 input of comparator) pin is selected
Bit 5(P65S) : Select receiving audio output pin of CTCSS or I/O PORT65 pin
0
P65 (I/O PORT65) pin is selected
1
AURX (Receiving audio output pin of CTCSS) pin is selected
Bit 6(P66S) : Select modulation transmitting output pin of CTCSS or I/O PORT66 pin
0
P66 (I/O PORT66) pin is selected
1
MTX (Modulation transmitting output of CTCSS) pin is selected
4
3
2
1
0
IOC64
R/W-1
IOC63
R/W-1
IOC62
R/W-1
IOC61
R/W-1
IOC60
R/W-1
4
3
2
1
-
0
-
P63S
R/W-0
P62S
R/W-0
CMPEN
CMP1 to CMP3
reference
voltage
CPU clock
CMPFLAG
Setup time 10us
Compare start
Compare end
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