# UpdateAbpV1\$10\$1x
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ABP device object for LoRaWAN specification v1.0.x

## Contents
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 ** FCntStart **   <a name="iotwireless-Type-UpdateAbpV1_0_x-FCntStart"></a>
The FCnt init value.  
Type: Integer  
Valid Range: Minimum value of 0. Maximum value of 65535.  
Required: No

## See Also
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For more information about using this API in one of the language-specific AWS SDKs, see the following:
+  [AWS SDK for C\$1\$1](https://docs.aws.amazon.com/goto/SdkForCpp/iotwireless-2025-11-06/UpdateAbpV1_0_x) 
+  [AWS SDK for Java V2](https://docs.aws.amazon.com/goto/SdkForJavaV2/iotwireless-2025-11-06/UpdateAbpV1_0_x) 
+  [AWS SDK for Ruby V3](https://docs.aws.amazon.com/goto/SdkForRubyV3/iotwireless-2025-11-06/UpdateAbpV1_0_x)