KSZ8842-PMBL Micrel Inc, KSZ8842-PMBL Datasheet - Page 56

• Manufacturer Part Number: KSZ8842-PMBL
• Description: 2-Port Ethernet Switch/Repeater + 32-bit/33MHz PCI Bus Interface ( )
• Manufacturer: Micrel Inc

Specifications of KSZ8842-PMBL

• Controller Type: Ethernet Switch Controller
• Interface: PCI
• Voltage - Supply: 3.1 V ~ 3.5 V
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 100-LFBGA
• Number Of Primary Switch Ports: 2
• Internal Memory Buffer Size: 32
• Operating Supply Voltage (typ): 3.3V
• Fiber Support: Yes
• Integrated Led Drivers: Yes
• Phy/transceiver Interface: MII
• Power Supply Type: Analog/Digital
• Data Rate (typ): 10/100Mbps
• Vlan Support: Yes
• Operating Temperature (max): 70C
• Operating Temperature (min): 0C
• Mounting: Surface Mount
• Jtag Support: No
• Operating Supply Voltage (max): 3.5V
• Operating Supply Voltage (min): 3.1V
• Operating Temperature Classification: Commercial
• Data Rate: 100Mbps
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: 576-1636 - BOARD EVALUATION KSZ8842-PMQL
• Current - Supply: -
• Lead Free Status / RoHS Status: Supplier Unconfirmed, Lead free / RoHS Compliant
• Other names: 576-3089

Micrel, Inc.
Switch Global Control Register 4 (Offset 0x0408): SGCR4
This register contains the global control for the switch function.
Switch Global Control Register 5 (Offset 0x040A): SGCR5
This register contains the global control for the switch function.
October 2007
11 – 10
15 – 0
Bit
Bit
15
14
13
12
9
Default
Default
0x2400
0
0
0
0
0
0
R/W
R/W
RW
RW
RW
RW
RW
RW
RW
Description
Reserved.
For factory testing purposes only.
Description
LEDSEL1
See description for bit 9.
Reserved
Reserved
Testing mode
Reserved , must be 0
Reserved
LEDSEL0
The two register bits LEDSEL1 and LEDSEL0, are used to select the LED
mode.
Port x LED Indicators as Switch mode defined as below:
Port 1 and port 2 LED indicators as Repeater mode defined as follows:
PxLED3
PxLED2
PxLED1
PxLED0
PxLED3
PxLED2
PxLED1
PxLED0
P1LED3
P1LED2
P1LED1
P1LED0
56
[LEDSEL1, LEDSEL0]
[0, 0]
—
LINK/ACT
FULL_DPX/COL
SPEED
[LEDSEL1, LEDSEL0]
[1, 0]
ACT
LINK
FULL_DPX/COL
SPEED
Switch Global Control Register 5:
SGCR5 bit [15,9]
[0,0] Default
RPT_COL
RPT_Link3/RX
RPT_Link2/RX
RPT_Link1/RX
[0, 1]
—
100LINK/ACT
FULL_DPX
[1, 1]
—
—
—
10LINK/ACT
—
[0,1] [1,0] [1,1]
—
—
—
—
KSZ8842-PMQL/PMBL
M9999-100207-1.5