Component: One Wire Dummy (Misc): Difference between revisions
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===BusReset=== | ===BusReset=== | ||
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===GetDeviceCount=== | ===GetDeviceCount=== | ||
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===GetIDByte=== | ===GetIDByte=== | ||
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===Initialise=== | ===Initialise=== | ||
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===MatchROM=== | ===MatchROM=== | ||
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===ReceiveByte=== | ===ReceiveByte=== | ||
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===ScanBus=== | ===ScanBus=== | ||
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===SkipROM=== | ===SkipROM=== | ||
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===TransmitByte=== | ===TransmitByte=== | ||
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==Property reference== | ==Property reference== | ||
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Revision as of 14:15, 13 July 2026
| Author | Matrix Ltd |
| Version | 1.4 |
| Category | Misc |
One Wire Dummy component
Low level routines for controlling or interacting with a standard one wire interface.
Component Source Code
Please click here to download the component source project: FC_Comp_Source_One_Wire_Dummy.fcfx
Please click here to view the component source code (Beta): FC_Comp_Source_One_Wire_Dummy.fcfx
Detailed description
No detailed description exists yet for this component
Examples
No additional examples
Macro reference
BusReset
|
BusReset |
| Issue a 'ping' on the bus. If there is at least one sensor on the bus then it will generate a presence pulse. Returns 0 if a presense pulse was detected Returns 1 no device was detected | |
 - BOOL
|
Return |
GetDeviceCount
|
|
GetDeviceCount |
| Returns the number of devices found by the last ScanBus operation. | |
 - BYTE
|
Return |
GetIDByte
|
|
GetIDByte |
| Returns byte ectet of the 64-Bit lasered ROM code, 255 on error | |
| - BYTE
|
Device |
| Device ID - Range: 0 - NumDevices - 1 | |
| - BYTE
|
ByteIndex |
| Index of the data byte. 0=FamilyCode, 1-6=Serial, 7=CRC | |
| - BYTE
|
Return |
Initialise
|
|
Initialise |
| Sets up the 1-Wire output pin ready for communications. | |
 - VOID
|
Return |
MatchROM
|
|
MatchROM |
| Performs a reset followed by the MatchROM code and then the 8-bit ROM code. | |
| - BYTE
|
FamilyCode |
| - BYTE
|
SerialNumber |
| - VOID
|
Return |
ReceiveByte
|
|
ReceiveByte |
| Receives a byte from the one wire bus a bit at a time | |
| - BYTE
|
Return |
ScanBus
|
|
ScanBus |
| Scans the one wire bus to detect all connected devices. Returns the number of one wire devices found. | |
| - BYTE
|
Return |
SkipROM
|
|
SkipROM |
| Performs a bus reset and the sends the SkipROM command byte | |
| - VOID
|
Return |
TransmitByte
|
|
TransmitByte |
| Transmit a byte to the one wire bus a bit at a time | |
| - BYTE
|
Command |
| - VOID
|
Return |
Property reference
|
Properties |