CN8478/CN8474A/CN8472A/CN8471A
5.0 Memory Organization
Multichannel Synchronous Communications Controller (MUSYCC™)
5.2 Descriptors
The host can read and write the Receive Time Slot Map information from
within MUSYCC; however, the host can only write Transmit Time Slot Map into
MUSYCC. The transmit maps are stored in write-only registers. Reading transmit
maps results in all 1s being returned.
Table 5-15. Time Slot Descriptor
Bit
Name
Field
Value
Description
31:29
TSEN3[2:0]
0
Time Slot Disabled. Default.
Reserved.
1–3
4
Time Slot Enabled. 64 kbps mode.
Time Slot Enabled. 56 kbps mode.
5
6
Time Slot Enabled. Subchannel mode w/o first bit.
Time Slot Enabled. Subchannel mode w/ first bit.
Channel number assigned to this time slot.
Time Slot Disabled. Default.
7
28:24
23:21
CH3[4:0]
0–31
TSEN2[2:0]
0
1–3
4
Reserved.
Time Slot Enabled. 64 kbps mode.
Time Slot Enabled. 56 kbps mode.
Time Slot Enabled. Subchannel mode w/o first bit.
Time Slot Enabled. Subchannel mode w/ first bit.
Channel number assigned to this time slot.
Time Slot Disabled. Default.
5
6
7
20:16
15:13
CH2[4:0]
0–31
0
TSEN1[2:0]
1–3
4
Reserved.
Time Slot Enabled. 64 kbps mode.
Time Slot Enabled. 56 kbps mode.
Time Slot Enabled. Subchannel mode w/o first bit.
Time Slot Enabled. Subchannel mode w/ first bit.
Channel number assigned to this time slot.
Time Slot Disabled. Default.
5
6
7
12:8
7:5
CH1[4:0]
0–31
0
TSEN0[2:0]
1–3
4
Reserved.
Time Slot Enabled. 64 kbps mode.
Time Slot Enabled. 56 kbps mode.
Time Slot Enabled. Subchannel mode w/o first bit.
Time Slot Enabled. Subchannel mode w/ first bit.
Channel number assigned to this time slot.
5
6
7
4:0
CH0[4:0]
0–31
100660E
Conexant
5-23