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GEM 2 Module Hardware Integration Guide
Specification
Specification Summary
Category
RF
Peripherals
FW Upgrade
Control Protocol
Supply Voltage
Power Consumption
Physical
Environmental
Approvals
Wahoo Fitness
90 West Wieuca Road, Suite 110
Atlanta, GA 30342
www.wahoofitness.com
1‐877‐978‐1112
Feature
Bluetooth
ANT+
Frequency
Maximum Transmit Power
Minimum Transmit Power
Receive Sensitivity
Range
UART Host Interface
GPIO
Wahoo Firmware
GEMSAFE or GEMHCI
Min
Max
Recommended
Version 0.1
Implementation
4.1 Single Mode Peripheral
Broadcast
2.402‐2.480 GHz
+4dBm
‐20dBm
‐96dBm
up to TBDm line of sight
TX, RX 115.2kbps n,8,1
Link Indicator
Pairing Button
Over the air
Via JTAG interface
CSAFE Command Interface
or GEM HCI binary command
interface
1.7V
3.6V
3.0V
TBD
TBD.mm x TBDmm
‐40 to +85C
FCC, IC, CE, Bluetooth EPL
5
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