AK2546 Datasheet, PDF (17/27 Pages) Asahi Kasei Microsystems – 7 channel T1 Transceiver

ASAHI KASEI
[AK2546]
REGISTER DESCRIPTION
REGISTER MAP
*A7-A4=“0”
Address
A3 A2 A1 A0
Bit7
<AD7>
Bit6
<AD6>
Bit5
<AD5>
Function
Bit4
Bit3
<AD4> <AD3>
Bit2
<AD2>
Bit1
<AD1>
Bit0
<AD0>
Status Register (READ ONLY)
0 0 0 0 LOS7
LOS6
LOS5
LOS4
LOS3
LOS2
LOS1
0
(1)
(1)
(1)
(1)
(1)
(1)
(1)
0 0 0 1 LOTC7 LOTC6 LOTC5 LOTC4 LOTC3 LOTC2 LOTC1 LOMC
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
Mask Control Register (WRITE/READ)
0 0 1 0 MLOS7 MLOS6 MLOS5 MLOS4 MLOS3 MLOS2 MLOS1 RDEN
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(0)
0 0 1 1 MLOTC7 MLOTC6 MLOTC5 MLOTC4 MLOTC3 MLOTC2 MLOTC1 MLOMC
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
Channel Control Register (WRITE/READ)
0 1 1 0 LENG31 LENG21 LENG11 RLOOP1 LLOOP1 POLN1
(0)
(0)
(0)
(0)
(0)
(1)
0 1 1 1 LENG32 LENG22 LENG12 RLOOP2 LLOOP2 POLN2
(0)
(0)
(0)
(0)
(0)
(1)
1 0 0 0 LENG33 LENG23 LENG13 RLOOP3 LLOOP3 POLN3
(0)
(0)
(0)
(0)
(0)
(1)
1 0 0 1 LENG34 LENG24 LENG14 RLOOP4 LLOOP4 POLN4
(0)
(0)
(0)
(0)
(0)
(1)
1 0 1 0 LENG35 LENG25 LENG15 RLOOP5 LLOOP5 POLN5
(0)
(0)
(0)
(0)
(0)
(1)
1 0 1 1 LENG36 LENG26 LENG16 RLOOP6 LLOOP6 POLN6
(0)
(0)
(0)
(0)
(0)
(1)
1 1 0 0 LENG37 LENG27 LENG17 RLOOP7 LLOOP7 POLN7
(0)
(0)
(0)
(0)
(0)
(1)
*Other address is reserved.
* Initial value is in ( ).
*“<>” show I/O pin name. Address A0-A3 should be input via AD0-AD3 pins.
MSK1
(1)
MSK2
(1)
MSK3
(1)
MSK4
(1)
MSK5
(1)
MSK6
(1)
MSK7
(1)
PD1
(1)
PD2
(1)
PD3
(1)
PD4
(1)
PD5
(1)
PD6
(1)
PD7
(1)
C0019-E-01
17
1999/9