Analog Devices ADSP-TS101 TigerSHARC Hardware Reference Manual page 316

Link Port Communication Protocol
DATA IS TRANSMITTED BY A
LxCLKOUT
LxCLKIN
A14 A15
LxDAT7:0
LxDIR (A)
LxDIR (B)
Figure 8-8. Token Switch from A to B
A ENABLES TOKEN SWITCH
LxCLKOUT
LxCLKIN
A14 A15
LxDAT7:0
LxDIR (A)
LxDIR (B)
Figure 8-9. Transmitter Regrets a Token Switch
8-14
TOKEN REQUEST
A REGRETS TOKEN SWITCH
TOKEN SWITCH ENABLE
ADSP-TS101 TigerSHARC Processor
DATA IS TRANSMITTED BY B
B0
A STARTS TRANSMITTING
ACKNOWL EDGE
A0
Hardware Reference
B1 B2 B3
A1 A2 A3