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ZBasic System Library
224
ZX Microcontroller Family
Reset1Wire
Type
Function returning Byte
Invocation
Reset1Wire(pin)
Parameter
Method
Type
Description
pin
ByVal
Byte
The pin to be used for 1-Wire I/O.
Discussion
This function generates a reset signal on the given pin using the 1-Wire protocol. The return value is the
“presence” bit sent by the attached 1-Wire device(s), if any. It will be zero if a 1-Wire device responded, 1
otherwise.
To perform a 1-Wire operation, this function along with related 1-Wire routines must be used in the proper
sequence. See the specifications of your 1-Wire device for more information.
Resource Usage
This routine uses the I/O Timer and disables interrupts for approximately 1mS.
Example
Dim b as Byte
b = Reset1Wire(12)
Compatibility
This routine is not available in BasicX compatibility mode.
See Also
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