FX818 데이터 시트보기 (PDF) - CML Microsystems Plc
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FX818 Datasheet PDF : 26 Pages
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CTCSS Signalling Processor
FX818
16-bit Write Only Registers
HEX
ADDRESS/
COMMAND
REGISTER
NAME
BIT 7
(D7)
BIT 6
(D6)
BIT 5
(D5)
BIT 4
(D4)
BIT 3
(D3)
BIT 2
(D2)
BIT 1
(D1)
CTCSS TX/
CTCSS TX / FAST RX FREQUENCY
$83
FAST RX
CTCSS (TX)
FREQUENCY (1)
NOTONE
0
MSB
0
BIT 12
BIT 11
BIT 10
BIT 9
CTCSS TX/
FAST RX
FREQUENCY (2)
BIT 7
BIT 6
CTCSS TX / FAST RX FREQUENCY
BIT 5
BIT 4
BIT 3
BIT 2
BIT 1
CTCSS RX
CTCSS TONE ADDRESS
CTCSS FREQUENCY
$84
PROGRAM
MSB
LSB
MSB
(1)
BIT 3
BIT 2
BIT 1
BIT 0
BIT 11
BIT 10
BIT 9
CTCSS RX
CTCSS FREQUENCY
PROGRAM
(2)
BIT 7
BIT 6
BIT 5
BIT 4
BIT 3
BIT 2
BIT 1
$8A
AUDIO
MOD 1
CONTROL
(1)
MOD 1
MSB
0
0
ENABLE
BIT 4
BIT 3
BIT 2
BIT 1
AUDIO
CONTROL
(2)
MOD 2
MOD 2
MSB
0
0
ENABLE
BIT 4
BIT 3
BIT 2
BIT 1
BIT 0
(D0)
BIT 8
LSB
BIT 0
BIT 8
LSB
BIT 0
LSB
BIT 0
LSB
BIT 0
Write Only Register Description
GENERAL RESET (Hex address $01)
The reset command has no data attached to it. It sets the device registers into the specific (all powersaved)
states as listed below:
REGISTER NAME
SUB-AUDIO CONTROL
SUB-AUDIO STATUS
SUB-AUDIO SET-UP
CTCSS TX / FAST RX
FREQUENCY
CTCSS TX / FAST RX
FREQUENCY
CTCSS RX PROGRAM
CTCSS RX PROGRAM
GENERAL CONTROL
AUDIO CONTROL
AUDIO CONTROL
GENERAL PURPOSE TIMER
IRQ MASK
IRQ FLAG
HEX
BIT 7 BIT 6 BIT 5 BIT 4 BIT 3 BIT 2 BIT 1 BIT 0
ADDRESS (D7) (D6) (D5) (D4) (D3) (D2) (D1) D0)
$80
0
0
0
0
0
0
0
0
$81
0
0
0
0
X
X
X
X
$82
0
0
0
0
0
0
0
0
(1)
$83
0
0
0
0
0
0
0
0
(2)
0
0
0
0
0
0
0
0
(1)
$84
(2)
$88
(1)
$8A
(2)
$8B
$8E
$8F
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
X = undefined
© 1997 Consumer Microcircuits Limited
8
D/818/4
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