User's Manual
Table Of Contents
- RTL8187B_DataSheet_1.022.pdf
- RTL8187B_DataSheet_1.022.pdf
- RTL8187B_DataSheet_1.022.pdf
- General Description
- Features
- System Applications
- Block Diagram
- Pin Assignments
- Pin Descriptions
- CPU Access to Endpoint Data
- USB Request
- Get Descriptor-Device
- Get Descriptor-Device Qualifier (High Speed)
- Get Descriptor-Configuration
- Get Descriptor-String Index 0
- Get Descriptor-String Index 1
- Get Descriptor-String Index 2
- Get Descriptor-String Index 3
- Get Descriptor-String Index 4
- Get Descriptor-String Index 5
- Get Descriptor-Other Speed Configuration
- Set Address
- Set Interface 0
- Set Feature Device
- Clear Feature Device
- Set Config 0
- Set Config 1
- EEPROM (93C46 or 93C56) Contents
- USB Packet Buffering
- Functional Description
- Application Diagram
- Electrical Characteristics
- Mechanical Dimensions
- Ordering Information
- SGS Test Report
- RTL8187L manual1.pdf
- RTL8187B_DataSheet_1.022.pdf
- RTL8187B_DataSheet_1.022.pdf
RTL8187B
Datasheet
Wireless LAN Network Interface Controller
33
Track ID: JATR-1076-21 Rev. 1.0
11.9.4. Tx LED
Blinking of the Tx LED indicates that transmit activity is occurring.
Power On
Transmitting
Packet?
LED = High
LED = High for (100 +- 10) ms
LED = Low for (12 +- 2) ms
No
Yes
Figure 4. Tx LED
11.9.5. Tx/Rx LED
Blinking of the Tx/Rx LED indicates that both transmit and receive activity is occurring.
Power On
Tx/Rx Packet?
LED = High
LED = High for (100 +- 10) ms
LED = Low for (12 +- 2) ms
No
Yes
Figure 5. Tx/Rx LED