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数据搜索系统，热门电子元器件搜索 |
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数据搜索系统，热门电子元器件搜索 |
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NRF24AP2-USBQ32-R 数据表(PDF) 8 Page - List of Unclassifed Manufacturers |
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NRF24AP2-USBQ32-R 数据表(HTML) 8 Page - List of Unclassifed Manufacturers |
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8 / 44 page  Revision 1.0 Page 8 of 44 nRF24AP2-USB Product Specification 2.1 Features Features of the nRF24AP2-USB include: • Ultra low power 2.4 GHz transceiver World wide 2.4 GHz ISM band operation Based on nRF24L01+ transceiver GFSK modulation 1 Mbps on-air data rate 1 MHz frequency resolution 78 RF channels -85 dBm sensitivity Up to 0 dBm output power • ANT protocol stack Full implementation of the physical, data link, network- and transport OSI layers Packet-based communication – 8 byte payload per packet Optimized for ultra-low power operation • ANT channels Logic communication channel between ANT nodes nRF24AP2USB support up to 8 channels–ideal for hubs Built-in timing and power management Built-in interference handling Configurable channel period 5.2 ms - 2 s Broadcast,acknowledgedand burst communication modes Burst data rate up to 20 kbps • Device search and pairing Wild-card searches Proximity searches Specific searches Automatic link establishment if correct device is found Automatic re-link attempt if link is lost Configurable search timeout • Network topologies Point-to- point and star networks using independent ANT channels Shared networks: Polled data collection (N:1) by using ANT shared channel option Broadcast networks: Mass distribution of data (1:N) • Network management / ANT+ Supports public and private (managed) networks Support for ANT+ system implementations enabling multi- vendor interoperability • ANT core stack enhancements Background scanning channel Continuous scanning mode High density node support Improved channel search Channel ID management Improved transmission power control on a per channel basis Frequency agility Proximity search • Power Management Fully controlled by ANT protocol stack On-chip voltage regulator USB supply operation 4.0 to 5.25V supply range • On-chip oscillators and clock inputs 16 MHz crystal oscillator supporting low- cost crystals • Host interface USB v2.0 compatible On-chip pull-up resistor on D+ Two control endpoints and two bulk endpoints Suspend and resume power management functions USB drivers and ANT command libraries supported by ANT |
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