AK2363 Datasheet, PDF (18/33 Pages) Asahi Kasei Microsystems – Radio Signaling LSI

ASAHI KASEI
[AK2363]
2.1.1) Operation mode setting
BS2 BS1 BS0
Mode name
000
Mode 0
(power down)
0
0
1 Mode1 (standby)
010
Mode 2
011
Mode 3
100
Mode 4
101
Mode 5
110
Mode 6
OSC and
AGND
OFF
ON
ON
ON
ON
ON
ON
MSK modem
TX
OFF
OFF
ON
OFF
ON
OFF
ON
Note: After setting the system reset(Mode 0), select Mode 2 to 6 via setting Mode 1.
MSK modem
RX
OFF
OFF
OFF
ON
ON
OFF
ON
2.1.2) MSK modem setting
Data
Item
MSKSL
MSKTX
MSK modem
transmission
speed
MSK transmit
output
MSKRCLK
RCLK output
switching
FSL
FCLN
RDF/FD output
switching
Frame Detect
0
2400 bit/s
Function
1
1200 bit/s
OFF (Mute)
RCLK pin High output
RDFFD/RDATA pin
Active
(RDFFD signal output)
Frame detection signal
(FD) output
ON (Enable)
ON (Active)
RCLK pin Active
RDFFD/RDATA pin
Active
(RDATA signal output)
Receive flag signal (RDF)
output
OFF (Disable)
DTMF
Receiver
OFF
OFF
OFF
OFF
OFF
ON
ON
Remarks
2.2) Control register 2
Address
Data
A3 A2 A1 A0
D7
D6
D5
D4
D3
D2
D1
D0
0
0
0
1 MCKSL1 MCKSL0 TXRXA VR4 VR3 VR2 VR1 VR0
Initial value
0
0
0
0
1
1
0
0
MCKSL1
0
0
1
1
MCKSL0
0
1
0
1
Data
Item
TXRXA
TXA and RXA
amplifier operation
Function
Master clock: 3.6864MHz
Master clock: 7.3728MHz
Master clock: 11.0592MHz
Master clock: 14.7456MHz
Function
0
1
OFF (Power OFF)
ON (Power ON)
Remarks
External input only
External input only
External input only
Remarks
ORed with
operation mode
setting; valid in
modes 1 to 6
MS0583-E-01
- 18 -
2008/06