zl50409 Zarlink Semiconductor, zl50409 Datasheet - Page 94

• Manufacturer Part Number: zl50409
• Description: Managed 9-port 10/100m Ethernet Switch
• Manufacturer: Zarlink Semiconductor

12.3.6.16
I²C Address h059, CPU Address:h540
Accessed by CPU and I²C (R/W)
Map TOS field in IP packet into eight level transmit priorities
12.3.6.17
I²C Address h05A, CPU Address:h541
Accessed by CPU and I²C (R/W)
Map TOS field in IP packet into eight level transmit priorities
12.3.6.18
I²C Address h05B, CPU Address:h542
Accessed by CPU and I²C (R/W)
Map TOS field in IP packet into eight level transmit priorities:
12.3.6.19
I²C Address h05D, CPU Address:h543
Accessed by CPU and I²C (R/W)
Map TOS into frame discard when low priority buffer usage is above threshold
Bits [2:0]:
Bits [5:3]:
Bits [7:6]:
Bit [0]:
Bits [3:1]:
Bits [6:4]:
Bit [7]:
Bits [1:0]:
Bits [4:2]:
Bits [7:5]:
Bit [0]:
Bit [1]:
Bit [2]:
TOSPML – TOS Priority Map
TOSPMH – TOS Priority Map
TOSDML – TOS Discard Map
TOSPMM – TOS Priority Map
Priority when the TOS field is 0 (Default 0)
Priority when the TOS field is 1 (Default 0)
Priority when the TOS field is 2 (Default 0)
Priority when the TOS field is 2 (Default 0)
Priority when the TOS field is 3 (Default 0)
Priority when the TOS field is 4 (Default 0)
Priority when the TOS field is 5 (Default 0)
Priority when the TOS field is 5 (Default 0)
Priority when the TOS field is 6 (Default 0)
Priority when the TOS field is 7 (Default 0)
Frame drop priority when TOS field is 0 (Default 0)
Frame drop priority when TOS field is 1 (Default 0)
Frame drop priority when TOS field is 2 (Default 0)
Zarlink Semiconductor Inc.
ZL50409
94
Data Sheet