AX88655P ASIX [ASIX Electronics Corporation], AX88655P Datasheet - Page 14

• Manufacturer Part Number: AX88655P
• Description: 5-Port 10/100/1000BASE-T Ethernet Switch
• Manufacturer: ASIX [ASIX Electronics Corporation]

4.0 Register Descriptions
Registers Table Summary:
Notes: 1. The word “Reserved” = “Res.” on the above table.
Notes: 2. Care must be taken that the “Reserved” registers should keep the default value always. Change of any reserved
Notes: 3. The registers can be accessed by internal MPU only. The MPU will read in configuration table, located on
4.1 Register 00
4.2 Register 01
4.3 Register 02
Address
15:13
15:0
15:0
BIT
BIT
BIT
0A H
0C H
0D H
0B H
0E H Res. PTO MPL Reserved SR
0F H
00 H
01 H
02 H
03 H
04 H
05 H
06 H
07 H
08 H
09 H
10 H
11 H
12 H
13 H
14 H
value may be resulting in unpredictable conditions.
EEPROM at somewhere address, and programs the above registers when every time power on or after system
reset.
LowQueueWeight[3:0]
HighQueueWeight[3:0]
15
Reserved
R/W
R/W
R/W
R/W
R/W
R/W
Reserved
14
MaxJam[5:0]
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
13
Reserved
PortPair1[7:0]
PortPair3[7:0]
12
Trunk30[2:0]
MaxStorm
Reserved lw_LowQueueDiscardLimit [9:0]
11
RxFlowCtrl[4:0]
10
AX88655 P 5-Port 10/100/1000BASE-T Ethernet Switch
lw_HighQueueDiscardLimit [9:0]
SP
9
NSB
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
8
14
hw_HighQueueDiscardLimit[9:0]
hw_LowQueueDiscardLimit[9:0]
HighQueueFlowCtrlMark[9:0]
7
DESCRIPTION
DESCRIPTION
DESCRIPTION
LowQueueFlowCtrlMark[9:0]
Reserved
Reserved
6
Reserved
MaxAge[8:0]
5
ASIX ELECTRONICS CORPORATION
PortPair0[7:0]
PortPair2[7:0]
QoS[1:0] AE HM Res.
4
TxFlowCtrl[4:0]
3
2
1
0 Default
00C0 H
0000 H
0000 H
0000 H
0000 H
0000 H
0000 H
0000 H
1215 H
7777 H
7777 H
0000 H
0000 H
1060 H
1060 H
8880 H
1865 H
0010 H
2810 H
0070 H
0070 H