CS5535-UDCF AMD (ADVANCED MICRO DEVICES), CS5535-UDCF Datasheet - Page 285

• Manufacturer Part Number: CS5535-UDCF
• Manufacturer: AMD (ADVANCED MICRO DEVICES)

Specifications of CS5535-UDCF

• Operating Temperature (min): 0C
• Operating Temperature (max): 85C
• Operating Temperature Classification: Commercial
• Mounting: Surface Mount
• Lead Free Status / RoHS Status: Compliant

USB Controller Register Descriptions
6.5.2
6.5.2.1
MSR Address
Type
Reset Value
AMD Geode™ CS5535 Companion Device Data Book
63 62 61 60 59 58 57 56 55 54 53 52 51 50 49 48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33 32
31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10
63:18
16:14
13:9
Bit
7:5
4:0
17
8
USB Specific MSRs
USB Transceiver Control (USBC_XCVR_CNTRL)
Name
RSVD
XCEIV2_PM
RCVR2_VADJ
XMIT2_CADJ
XCEIV1_PM
RCVR1_VADJ
XMIT1_CADJ
USBC1: 51600008h
USBC2: 51200008h
R/W
00000000_00020100h
RSVD
Description
Reserved. Read as 0.
Transceiver 2 Power Management Bit. Disables transceiver #2 and puts the trans-
ceiver in a low power state.
0: Enable transceiver.
1: Disable transceiver.
Single Ended Receiver #2 Threshold Voltage Adjustment. For proper operation this
must be set to 100 (4h). See electrical specifications Section 7.3.6 "USB Signals" on
page 560.
Differential Transmitter #2 Slew Rate Current Adjustment. For proper operation this
must be set to 010 (2h). See electrical specifications Section 7.3.6 "USB Signals" on
page 560.
Transceiver 1 Power Management Bit. Disables transceiver #1 and puts the trans-
ceiver in a low power state.
0: Enable transceiver.
1: Disable transceiver.
Single Ended Receiver #1 Threshold Voltage Adjustment. For proper operation this
must be set to 100 (4h). See electrical specifications Section 7.3.6 "USB Signals" on
page 560.
Differential Transmitter #1 Slew Rate Current Adjustment. For proper operation this
must be set to 010 (2h). See electrical specifications Section 7.3.6 "USB Signals" on
page 560.
USBC_XCVR_CNTRL Register Map
USBC_XCVR Bit Description
RSVD
XMIT2_CADJ
9
8
31506B
7
6
5
4
XMIT1_CADJ
3
2
1
285
0