Long Range UHF RFID Item Tracking System – RaspBerry Pi, Arduino, Internet Of Think (IOT)

Long Range UHF RFID Item Tracking System

SCHEMATICS

USB to UART TTL Wiring
USB to UART TTL Wiring
Wp 20150916 20 59 05 rich
Cottonwood Wiring
– CP2102 GND to Cottonwood GND
– CP2102 TX to Cottonwood RX
– CP2102 RX to Cottonwood TX
Wp 20150916 21 03 12 rich

CODE

trackerwebdb Database ScriptSQL
Create a SQL Azure database named trackerwebdb and run this script
USE [trackerwebdb]
GO
/****** Object:  Table [dbo].[Monitor]    Script Date: 9/17/2015 4:07:52 PM ******/
SET ANSI_NULLS ON
GO
SET QUOTED_IDENTIFIER ON
GO
SET ANSI_PADDING ON
GO
CREATE TABLE [dbo].[Monitor](
	[Id] [int] IDENTITY(1,1) NOT NULL,
	[IpAddress] [varchar](23) NULL,
	[FriendlyName] [varchar](50) NULL,
	[Location] [varchar](255) NULL,
	[Status] [int] NULL,
	[LastPing] [datetime] NULL,
PRIMARY KEY CLUSTERED 
(
	[Id] ASC
)WITH (PAD_INDEX = OFF, STATISTICS_NORECOMPUTE = OFF, IGNORE_DUP_KEY = OFF, ALLOW_ROW_LOCKS = ON, ALLOW_PAGE_LOCKS = ON)
)

GO
SET ANSI_PADDING OFF
GO
/****** Object:  Table [dbo].[Tag]    Script Date: 9/17/2015 4:07:54 PM ******/
SET ANSI_NULLS ON
GO
SET QUOTED_IDENTIFIER ON
GO
SET ANSI_PADDING ON
GO
CREATE TABLE [dbo].[Tag](
	[Id] [int] IDENTITY(1,1) NOT NULL,
	[TagId] [varchar](35) NULL,
	[FriendlyName] [varchar](50) NULL,
	[Description] [varchar](500) NULL,
	[BlobId] [varchar](300) NULL,
	[Status] [int] NULL,
PRIMARY KEY CLUSTERED 
(
	[Id] ASC
)WITH (PAD_INDEX = OFF, STATISTICS_NORECOMPUTE = OFF, IGNORE_DUP_KEY = OFF, ALLOW_ROW_LOCKS = ON, ALLOW_PAGE_LOCKS = ON)
)

GO
SET ANSI_PADDING OFF
GO
/****** Object:  Table [dbo].[Tracking]    Script Date: 9/17/2015 4:07:54 PM ******/
SET ANSI_NULLS ON
GO
SET QUOTED_IDENTIFIER ON
GO
CREATE TABLE [dbo].[Tracking](
	[Id] [int] IDENTITY(1,1) NOT NULL,
	[TagId] [int] NULL,
	[MonitorId] [int] NULL,
	[Reading] [datetime] NULL,
PRIMARY KEY CLUSTERED 
(
	[Id] ASC
)WITH (PAD_INDEX = OFF, STATISTICS_NORECOMPUTE = OFF, IGNORE_DUP_KEY = OFF, ALLOW_ROW_LOCKS = ON, ALLOW_PAGE_LOCKS = ON)
)

GO
/****** Object:  View [dbo].[InventoryView]    Script Date: 9/17/2015 4:07:54 PM ******/
SET ANSI_NULLS ON
GO
SET QUOTED_IDENTIFIER ON
GO
CREATE VIEW [dbo].[InventoryView]
	AS 
	select t.id as TagId,
	   t.friendlyname as TagFriendlyName,
	   (select max(tj.reading) from tracking tj where tj.tagid=t.id) as Reading,
	   CASE WHEN (select max(tk.reading) from tracking tk where tk.tagid=t.id) IS NOT NULL THEN
			(select m.location from monitor m 
					inner join tracking tk on m.id=tk.monitorid
			where tk.tagid=t.id and tk.reading=(select max(reading) from tracking where tagid=t.id))
	   ELSE
		'N/A'
	   END as Location
	from tag t
GO
ALTER TABLE [dbo].[Tracking]  WITH CHECK ADD  CONSTRAINT [FK_Tracking_Monitor] FOREIGN KEY([MonitorId])
REFERENCES [dbo].[Monitor] ([Id])
GO
ALTER TABLE [dbo].[Tracking] CHECK CONSTRAINT [FK_Tracking_Monitor]
GO
ALTER TABLE [dbo].[Tracking]  WITH CHECK ADD  CONSTRAINT [FK_Tracking_Tag] FOREIGN KEY([TagId])
REFERENCES [dbo].[Tag] ([Id])
GO
ALTER TABLE [dbo].[Tracking] CHECK CONSTRAINT [FK_Tracking_Tag]
GO
Headed Cottonwood Tester Application
A headed universal application that allows you to manually communicate with the Cottonwood Long Range UHF RFID board

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