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USB IO HID Datasheet - Delcom Products Inc.

USB IO HID Datasheet - Delcom Products Inc.

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<strong>Delcom</strong> <strong>Products</strong> <strong>Inc</strong>.<strong>USB</strong><strong>IO</strong><strong>HID</strong> <strong>Datasheet</strong>Revision 4 – 4/7/2009Command = 102Length = 16 Bytes102 – Read 16 Byte Command Buffer. This command returns the values ofthe last 16 byte value in the command buffer. This command does not alter the commandbuffer. The command can be used to double check that your last write or read commandwas sent or received correctly. This command can be used for testing or for missioncritical designs.Command = 103Length = 8 Bytes103 – Read Errors. . This command will read the currently error value. After thiscommand has been sent the current error value is reset to zero. Return values:Bytes0-1: FamilyCode (1=<strong>USB</strong> Chips, 2=Visual Indicators, 3=Numeric Display, 4=TLights)Bytes2: Firmware versionByte3: Always zeroByte4: System ErrorBit0 – Set on power up.Bit1 – Watch Dog ResetBit2 – Low Voltage ResetBit3 – Invalid ISR ResetBit4 – <strong>USB</strong> No Data ErrorByte5: Command ErrorBit0 – Write Command failed or not supported.Bit1 – Read Command failed or not supported.Byte6: Generic ErrorCommand = 104Length = 16 Bytes104 – Read Family. This command will return the current family number. The returnsyntax is as follows.Bytes0-1: FamilyCode (1=<strong>USB</strong> Chips, 2=Visual Indicators, 3=Numeric Display, 4=TLights,5=Buzzer)Bytes2-3: Security CodeByte4: Firmware versionByte5: Firmware DateByte6: Firmware MonthByte7: Firmware YearBytes8-10: Serial Number<strong>USB</strong><strong>IO</strong><strong>HID</strong>.pdf Copyright © DELCOM PRODUCTS INC. 2009. All Rights Reserved. Page 23 of 34<strong>Delcom</strong> <strong>Products</strong> <strong>Inc</strong>. 200 William St STE302 – Port Chester NY 10573 USA (914)934-5170 www.delcomproducts.com

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