OptConnect ema:Play User Manual page 6

ema load switch for low power applications
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Configurable ema Communication Interfaces
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Modem UART interface access
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RS485/422 full-Duplex
RS485 half-Duplex with Auto Direction Control
On-Board MCU
External header access
Serial 2 USB (S2USB) for computer terminal access
emaLink interface access
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On-Board MCU
External header access
ema USB interface
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Screw terminal block access for wire to board
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Shrouded connector access for board to board
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Built in sensors and feedback
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Temperature and humidity
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Light/photo
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2 user push buttons
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LED cellular signal array (Blue)
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2 x LEDs (Red)
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User Application Headers
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Input/Output Application Header
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Access to On-Board MCU
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Access to ema communication interfaces
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Power Application Header
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ema power control
3.3V power control
ema IOVREF control
ema Reset Request control
ema On/Off control
3.3V, 4.0V for external usage
Easy grab test points for measurements
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Efficient design
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Cost and availability optimized
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Antenna adaptors built in
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U.FL to SMA for both main and diversity
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Electrical design CAD available for reference
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© OptConnect Management, LLC 2020. All rights reserved. Revision 1.0
1 x i2c
1 x CAN bus
4 x UART
1 x Analog to Digital (ADC)
1 x Digital to Analog (DAC)
6 x General Purpose Input Output (GPIO)
Modem UART
emaLink
6