Mikroelektronika MIKROE-350 データシート
Expander_Write_PortB
295
MIKROELEKTRONIKA
- SOFTWARE AND HARDWARE SOLUTIONS FOR EMBEDDED WORLD
Libraries
mikroBasic PRO for AVR
CHAPTER 6
Prototype
sub procedure Expander_Write_PortB(dim ModuleAddress as byte, dim
Data_
Data_
as byte)
Returns
Nothing.
Description
The function writes byte to Port Expander's PortB.
Parameters :
-
ModuleAddress:
Port Expander hardware address, see schematic at the
bottom of this page
-
Data_:
data to be written
Requires
Port Expander must be initialized. See Expander_Init.
Port Expander's PortB should be configured as output. See
Expander_Set_DirectionPortB and Expander_Set_DirectionPortAB routines.
Expander_Set_DirectionPortB and Expander_Set_DirectionPortAB routines.
Example
' Write a byte to Port Expander's PORTB
...
Expander_Set_DirectionPortB(0,0x00) ' set expander's portb
to be output
...
Expander_Write_PortB(0, 0x55)
Expander_Set_DirectionPortB(0,0x00) ' set expander's portb
to be output
...
Expander_Write_PortB(0, 0x55)