功能

• Description
• The GP-20U7 is a compact GPS receiver with a built-in high performances all-in-one GPS chipset. The GP-20U7 accurately provides position, velocity, and time readings as well possessing high sensitivity and tracking capabilities. Thanks to the low power consumption this receiver requires, the GP-20U7 is ideal for portable applications such as tablet PCs, smart phones, and other devices requiring positioning capability.
• This 56-channel GPS module, that supports a standard NMEA-0183 and uBlox 7 protocol, has low power consumption of
  (max), an antenna on board, and -162dBm tracking sensitivity. With 56 channels in search mode and 22 channels "all-in-view" tracking, the GP-20U7 is quite the work horse for its size.
• Features
• 56-Channel Receiver(22 Channel All-in-View)
• Sensitivity:-162dBm
• 2.5m Positional Accuracy
• Cold Start:29s(Open Sky)
• 40mA @ 3.3V
• 3-pin JST Terminated Cable* 18.4mm×18.4mm×4mm