5.4.2 Framing mode
Continuous mode:
OMISSIS
Slot mode:
1) Supports voice superframe framing, which can be set to LC Header, PI Header or PI Header
mode only, and automatically constitutes a superframe and joins LC Terminator;
2) Support 4.8kbps framing for various data types, adding data LC Header, data and LC
Terminator;
5.4.3 Frame definition and use
The configuration register reg0x10 is 0x68, and the system works in Layer 2 mode; the
configuration register reg0x40 is 0x43, and reg0x41 is 0x40. The system is configured in the
passive receive state by default. Other configurations are OK by default.
The transmit frame type configuration is specified by the reg0x50 register.
Table 5.5 Frame Type Coding Correspondence
Slot frame type
LocalDataType
Whether voice
Voice LC Header
0001
0
Voice PI Header
0000
0
Voice A
0000
1
Voice B
0001
1
Voice C
0010
1
Voice D
0011
1
Voice E
0100
1
Voice F
0101
1
RC Frame
0110
1
Voice Terminator
0010
0
CSBK
0011
0
MBC Header
0100
0
MBC Intermedia
0101
0
MBC Last
0101
0
DataHeader
0110
0
DataRate1_2
0111
0
DataRate3_4
1000
0
DataRate1
1010
0
Idle
1001
0
Reserved
1011
0
