TDM Basics
MSC8113 Reference Manual, Rev. 0
Freescale Semiconductor
20-7
Figure 20-6 shows an example of a TDMx interface. The receive frame contains two 2-bit
channels. The transmit frame contains four 4-bit channels. Figure 20-7 shows an example of T1
frame. Note that in T1 mode, the first bit of the frame is not used by the TDM.
Figure 20-6. TDM Frames
Figure 20-7. T1 Frame
TDMxRCLK(Receive clock)
TDMxRSYNC(receive sync)
TDMxRDAT (receive data)
Channel 0
Channel 1
Channel 0
Channel 1
Channel0
TDMxTCLK(transmit clock)
TDMxTSYNC(transmit sync)
TDMxTDAT
channel 0
channel 1
Channel 2
Channel 3
Channel 0
Receive Frame parameters:
RNCF[7–0] = 8
×
1 (2 channels), RCS = 4
×
1 (2 bits) and RT1 = 0 (nonT1).
TNCF[7–0]= 8
×
3 (4 channels), TCS = 4
×
3 (4 bits). and TT1 = 0 (non T1)
Transmit Frame parameters:
Channel size
Frame Size
TDMxT/RCLK
TDMxT/RSYN
TDMxT/RDAT
FA
D0
D1
D7
D0
D7
FA
D6
193 bits, 125 ms
channel 0
Receive Frame parameters:
RNCF[7–0] = 8
×
23 (24 channels), RCS = 4
×
7 (8 bits) and RT1 = 1 (T1 mode).
TNCF[7–0] = 8
×
23 (24 channels), TCS = 4
×
7 (8 bits) and TT1 = 1 (T1 mode)
Transmit Frame parameters:
Summary of Contents for MSC8113
Page 1: ...MSC8113 Reference Manual Tri Core 16 Bit Digital Signal Processor MSC8113RM Rev 0 May 2008 ...
Page 20: ...MSC8113 Reference Manual Rev 0 xx Freescale Semiconductor Contents ...
Page 28: ...MSC8113 Reference Manual Rev 0 xxviii Freescale Semiconductor ...
Page 56: ...MSC8113 Reference Manual Rev 0 1 28 Freescale Semiconductor MSC8113 Overview ...
Page 76: ...MSC8113 Reference Manual Rev 0 2 20 Freescale Semiconductor SC140 Core Overview ...
Page 134: ...MSC8113 Reference Manual Rev 0 4 30 Freescale Semiconductor System Interface Unit SIU ...
Page 168: ...MSC8113 Reference Manual Rev 0 6 18 Freescale Semiconductor Boot Program ...
Page 180: ...MSC8113 Reference Manual Rev 0 7 12 Freescale Semiconductor Clocks ...
Page 260: ...MSC8113 Reference Manual Rev 0 8 80 Freescale Semiconductor Memory Map ...
Page 300: ...MSC8113 Reference Manual Rev 0 9 40 Freescale Semiconductor Extended Core ...
Page 304: ...MSC8113 Reference Manual Rev 0 10 4 Freescale Semiconductor MQBus and M2 Memory ...
Page 308: ...MSC8113 Reference Manual Rev 0 11 4 Freescale Semiconductor SQBus ...
Page 590: ...MSC8113 Reference Manual Rev 0 17 46 Freescale Semiconductor Interrupt Processing ...
Page 614: ...MSC8113 Reference Manual Rev 0 18 24 Freescale Semiconductor Debugging ...
Page 622: ...MSC8113 Reference Manual Rev 0 19 8 Freescale Semiconductor Internal Peripheral Bus IPBus ...
Page 724: ...MSC8113 Reference Manual Rev 0 21 32 Freescale Semiconductor UART ...
Page 920: ...MSC8113 Reference Manual Rev 0 25 150 Freescale Semiconductor Ethernet Controller ...
Page 1171: ...MSC8113 Reference Manual Rev 0 Freescale Semiconductor C 61 EF wait_rts P 01077FFC 9F rts 71 ...
Page 1172: ...MSC8113 Reference Manual Rev 0 C 62 Freescale Semiconductor MSC8113 Boot Code ...
Page 1202: ...MSC8113 Reference Manual Rev 0 Index 30 Freescale Semiconductor Index ...