Component: IButton (DS1990) (EEPROM): Difference between revisions
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Revision as of 14:35, 13 July 2026
| Author | MatrixTSL |
| Version | 1.0 |
| Category | EEPROM |
IButton (DS1990) component
A rugged 48-bit unique identifier allowing for unique codes for logistical tracking or device identifiers etc. Compatible with the DS1990A and DS1990R iButton devices. Requires a One Wire component to perform the bus operations.
Component Source Code
Please click here to download the component source project: FC_Comp_Source_IButton_DS1990.fcfx
Please click here to view the component source code (Beta): FC_Comp_Source_IButton_DS1990.fcfx
Detailed description
No detailed description exists yet for this component
Examples
No additional examples
Macro reference
AddressNextDevice
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AddressNextDevice |
| Scans for the next connected device with a matching family code. Goes through the device list generated by the ScanBus macro. | |
 - VOID
|
Return |
GetSerialString
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GetSerialString |
| Gets the Serial String for the current addressed device. | |
 - STRING
|
Return |
Initialise
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|
Initialise |
| Configures each matching sensor on the bus with the specified conversion bits. | |
| - VOID
|
Return |
Property reference
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Properties |
|
One Wire Component |
| Link to the one wire component to host the bus. | |
|
Simulation |
|
Simulate Comms |
| No - We use the panel GUI to perform the simulation. Yes - We use OneWire comms via an API to communicate with real hardware. | |
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Panel Simulation |
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Number Devices |
| Sens the number of sensors we can communicate with during simulation | |
|
Serial 0 |
| Serial number for simulated one wire device | |