MT9092
HPhone-II Register Map
Address
(Hex)
WRITE
READ
00
01
HDLC ADDRESS RECOGNITION REGISTER 1
HDLC ADDRESS RECOGNITION REGISTER 2
HDLC TRANSMIT FIFO
VERIFY
VERIFY
02
HDLC RECEIVE FIFO
03
HDLC CONTROL REGISTER 1
NOT USED
VERIFY
HDLC STATUS REGISTER
VERIFY
04
05
HDLC CONTROL REGISTER 2
HDLC INTERRUPT ENABLE REGISTER
NOT USED
06
VERIFY
07
HDLC INTERRUPT STATUS REGISTER
RESERVED
RESERVED
VERIFY
08
RESERVED
09
RESERVED
0A
0B
0C
0D
0E
0F
10
FCODEC GAIN CONTROL REGISTER 1
FCODEC GAIN CONTROL REGISTER 2
RESERVED
VERIFY
RESERVED
RESERVED
VERIFY
RESERVED
TRANSDUCER CONTROL REGISTER
GENERAL CONTROL REGISTER
RESERVED
VERIFY
RESERVED
NOT USED
VERIFY
11
WATCHDOG REGISTER
12
LCD SEGMENT ENABLE REGISTER 1
LCD SEGMENT ENABLE REGISTER 2
C-CHANNEL REGISTER (to DSTo)
TIMING CONTROL REGISTER
LOOP-BACK REGISTER
13
VERIFY
14
C-CHANNEL REGISTER (from DSTi)
VERIFY
15
16
VERIFY
17-1C
1D
1E
1F
20
RESERVED
RESERVED
VERIFY
RECEIVE GAIN CONTROL REGISTER
DSP CONTROL REGISTER
RESERVED
VERIFY
RESERVED
VERIFY
TRANSMIT AUDIO GAIN REGISTER
TRANSMIT DTMF GAIN REGISTER
RESERVED
21
VERIFY
22
RESERVED
VERIFY
23
TONE COEFFICIENT REGISTER 1
TONE COEFFICIENT REGISTER 2
RESERVED
24
VERIFY
25
RESERVED
VERIFY
26
TONE RINGER WARBLE RATE REGISTER
RESERVED
27-3F
RESERVED
7-21