User's Guide
Table Of Contents
- Description
- Features
- Ordering Information
- Absolute Maximum Ratings
- Electrical Specifications
- Typical Performance Graphs
- Pin Assignments
- Pin Descriptions
- Pre-Certified Module Pin Assignments
- Module Dimensions
- Theory of Operation
- Module Description
- Overview
- Addressing Modes
- Automatic Addressing
- Address Register Use
- Acknowledgements and Assured Delivery
- Frequency Hopping Spread Spectrum
- Compatibility with the 250 Series
- Networking
- Transmitting Packets
- Receiving Packets
- Using the Buffer Empty (BE) Line
- Exception Engine
- Carrier Sense Multiple Access (CSMA)
- Using the Command Response (CRESP) Line
- Using the CMD Line
- External Amplifier Control
- AES Encryption
- Using the MODE_IND Line
- Using the PB Line
- Restore Factory Defaults
- Using the Low Power Features
- The Command Data Interface
- Reading from Registers
- Writing to Registers
- Command Length Optimization
- Example Code for Encoding Read/Write Commands
- The Command Data Interface Command Set
- Typical Applications
- Usage Guidelines for FCC Compliance
- Additional Testing Requirements
- Information to the user
- Product Labeling
- FCC RF Exposure Statement
- Antenna Selection
- Castellation Version Reference Design
- Power Supply Requirements
- Antenna Considerations
- Interference Considerations
- Pad Layout
- Microstrip Details
- Board Layout Guidelines
- Helpful Application Notes from Linx
- Production Guidelines
- Hand Assembly
- Automated Assembly
- General Antenna Rules
- Common Antenna Styles
- Regulatory Considerations
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– –
6 7
15
20
25
30
35
40
-5
059
Supply Current (mA)
TX Output Power (dBm)
85°C
25°C
-40°C
Figure 6: HumPRO
TM
Series Transceiver Average Current vs. Transmitter Output Power at 2.5V - HUM-900-PRO
20
22
24
26
28
30
32
34
36
38
40
-5
059
Supply Current (mA)
TX Output Power (dBm)
85°C
25°C
-40°C
Figure 7: HumPRO
TM
Series Transceiver Average TX Current vs. Transmitter Output Power at 3.3V -HUM-900-PRO
36.50
37.00
37.50
38.00
38.50
39.00
39.50
40.00
2V 2.5V 3.3V
3.6V
Supply Current (mA)
Supply Voltage (V)
85°C
25°C
-40°C
Figure 9: HumPRO
TM
Series Transceiver TX Current vs. Supply Voltage at Max Power - HUM-900-PRO
22.00
22.20
22.40
22.60
22.80
23.00
23.20
23.40
2V 2.5V 3.3V 3.6V
Supply Current (mA)
Supply Voltage (V)
85°C
25°C
-40°C
Figure 8: HumPRO
TM
Series Transceiver TX Current vs. Supply Voltage at 0dBm - HUM-900-PRO