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                                                Pi Supply | 
                                                RASPBERRY PI 32 DIGITAL I/O EXPA  | 
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                                                                                                             8,500 
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                                                Micro Connectors, Inc. | 
                                                EVAL BRD 40PIN EXPANSION RASP  | 
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                                                                                                             8,500 
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                                                SparkFun Electronics | 
                                                MICROMOD MACHINE LEARN CARRIER  | 
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                                                                                                             8,500 
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                                                Pi Supply | 
                                                RASPBERRY PI EXPANDER ADC DAC RT  | 
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                                                                                                             8,500 
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                                                DFRobot | 
                                                GRAVITY: I/O EXPANSION SHIELD FO  | 
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                                                                                                             8,500 
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                                                MikroElektronika | 
                                                MIKROBUS SHUTTLE  | 
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                                                MikroElektronika | 
                                                SHUTTLE CLICK  | 
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                                                DFRobot | 
                                                IO EXPANSION HAT FOR RASPBERRY P  | 
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                                                                                                             8,500 
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                                                Adafruit Industries LLC | 
                                                GPIO EXPANDER BONNET  | 
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                                                                                                             8,500 
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                                                DFRobot | 
                                                SMART COOLING HAT FOR RASPBERRY  | 
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                                                                                                             8,500 
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                                                SparkFun Electronics | 
                                                SPARKFUN AST-CAN485 I/O SHIELD (  | 
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                                                                                                             8,500 
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                                                DFRobot | 
                                                MICRO: IOT - MICRO:BIT IOT EXPAN  | 
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                                                                                                             8,500 
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                                                ROBOTIS | 
                                                DYNAMIXEL SHIELD  | 
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                                                                                                             8,500 
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                                                MikroElektronika | 
                                                MIKROMEDIA 7 CAPACITIVE SHIELD  | 
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                                                                                                             8,500 
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                                                Pi Supply | 
                                                PI ZERO 16 DIGITAL I/O EXPANDER  | 
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                                                                                                             8,500 
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                                                Freescale Semiconductor - NXP | 
                                                34-BIT GPIO ARDUINO SHIELD  | 
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                                                                                                             8,500 
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                                                Freescale Semiconductor - NXP | 
                                                24-BIT GPIO ARDUINO SHIELD  | 
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                                                                                                             8,500 
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                                                DFRobot | 
                                                IO EXPANSION HAT FOR RPI 3/4/400  | 
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                                                                                                             8,500 
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                                                DFRobot | 
                                                GRAVITY:IO EXPANSION SHIELD FOR  | 
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                                                                                                             8,500 
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                                                Texas Instruments | 
                                                INDUSTRIAL CARRIER EVM  | 
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                                                                                                             8,500 
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