FX828 datasheet(8/34 Pages) CMLMICRO

8 / 34 page

CTCSS/DCS/SELCALL Processor

FX828

D/828/4

8-bit Write Only Registers

HEX

ADDRESS/

COMMAND

NAME

BIT 7

(D7)

BIT 6

(D6)

BIT 5

(D5)

BIT 4

(D4)

BIT 3

(D3)

BIT 2

(D2)

BIT 1

(D1)

BIT 0

(D0)

$01

GENERAL

N/A

RESET

SUBAUDIO

TONE

FAST

SELCALL

DCS

$80

SIGNALLING

DECODER

DETECT

CONTROL

ENABLE

TONE DECODER BANDWIDTH

FAST CTCSS

$82

SIGNALLING

MSB

LSB

MODE

TONE

SUBAUDIO

DCS

SET-UP

BIT 3

BIT 2

BIT 1

BIT 0

DETECT/

PREDICTIVE

DECODER

MODE

TX MODE

23/24

DCS BYTE 3

$85

DCS

OPTIONAL

MSB

BYTE 3

BIT 23

BIT 22

BIT 21

BIT 20

BIT 19

BIT 18

BIT 17

BIT 16

DCS BYTE 2

$86

DCS

BYTE 2

BIT 15

BIT 14

BIT 13

BIT 12

BIT 11

BIT 10

BIT 9

BIT 8

DCS BYTE 1

$87

DCS

LSB

BYTE 1

BIT 7

BIT 6

BIT 5

BIT 4

BIT 3

BIT 2

BIT 1

BIT 0

BPF

MSB

LSB

$88

GENERAL

BPF

6dB

DAC

GP TIMER

CONTROL

ENABLE

UN-MUTE

PAD

BIT 2

BIT 1

BIT 0

ENABLE

RE-CYCLE

GENERAL

GENERAL PURPOSE TIMER

$8B

PURPOSE

MSB

LSB

TIMER

BIT 7

BIT 6

BIT 5

BIT 4

BIT 3

BIT 2

BIT 1

BIT 0

GP TIMER

COMP

TONE

CTCSS

DCS

$8E

IRQ

0 to 1

1 to 0

IRQ

FAST IRQ

IRQ

MASK

IRQ MASK

MASK

$9C

Reserved for later use

FX828 Datasheet(PDF) 8 Page - CML Microcircuits

FX828 Datasheet(HTML) 8 Page - CML Microcircuits

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