Mikroelektronika MIKROE-350 Data Sheet
Ow_Reset
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MIKROELEKTRONIKA
- SOFTWARE AND HARDWARE SOLUTIONS FOR EMBEDDED WORLD
Libraries
mikroBasic PRO for AVR
CHAPTER 6
Prototype
sub function Ow_Reset() as word
Returns
- 0 if the device is present
- 1 if the device is not present
- 1 if the device is not present
Description
Issues OneWire reset signal for DS18x20.
Parameters :
- None.
Requires
Devices compliant with the Dallas OneWire protocol.
Global variables :
-
OW_Bit_Read:
OneWire read line
-
OW_Bit_Write:
OneWire write line.
-
OW_Bit_Direction:
Direction of the OneWire pin
must be defined before using this function.
Example
' OneWire pinout
dim OW_Bit_Read as sbit at PINB.B2
dim OW_Bit_Write as sbit at PORTB.B2
dim OW_Bit_Direction as sbit at DDRB.B2
' end of OneWire pinout
dim OW_Bit_Read as sbit at PINB.B2
dim OW_Bit_Write as sbit at PORTB.B2
dim OW_Bit_Direction as sbit at DDRB.B2
' end of OneWire pinout
' Issue Reset signal on One-Wire Bus
Ow_Reset()
Ow_Reset()