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Diffstat (limited to '2.3-1/macros/Hardware/RasberryPi/pcf/RPI_pcf8574Setup.sci')
| -rwxr-xr-x | 2.3-1/macros/Hardware/RasberryPi/pcf/RPI_pcf8574Setup.sci | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/2.3-1/macros/Hardware/RasberryPi/pcf/RPI_pcf8574Setup.sci b/2.3-1/macros/Hardware/RasberryPi/pcf/RPI_pcf8574Setup.sci new file mode 100755 index 00000000..f3e79429 --- /dev/null +++ b/2.3-1/macros/Hardware/RasberryPi/pcf/RPI_pcf8574Setup.sci @@ -0,0 +1,43 @@ +// Copyright (C) 2017 - IIT Bombay - FOSSEE +// +// This file must be used under the terms of the CeCILL. +// This source file is licensed as described in the file COPYING, which +// you should have received as part of this distribution. The terms +// are also available at +// http://www.cecill.info/licences/Licence_CeCILL_V2-en.txt +// Organization: FOSSEE, IIT Bombay +// Email: toolbox@scilab.in + +function RPI_pcf8574Setup(pinBase,i2cAddress) +// Function for setting up PCF8574 8-bit GPIO expander IC +// +// Calling Sequence +// RPI_pcf8574Setup(pinBase,i2cAddress) +// +// Parameters +// pinBase : any number above 64. The consecutive 8 pins will be allocated alongwith. +// i2cAddress: I2C address obtained using RPI_i2cdetect function +// +// Description +// This function sets up the extension module for the PCF8574 8-bit GPIO expander IC. Can be called multiple times for multiple PCF8574 using different pinBase for each. +// +//You don’t need to specify the number of pins here – the PCF8754 has 8 pins. +// +// Examples +// RPI_pcf8574Setup(67,100) +// See also +// RPI_pcf8591Setup +// +// Authors +// Jorawar Singh +// +// Bibliography +// http://wiringpi.com/reference/ + + commande="pf7#2#"+string(pinBase)+"#"+string(i2cAddress)+"#"; + if getos=="Linux" then + unix_w("python -c ""import socket;s=socket.socket();s.connect((''"+RPI_piAdress+"'',9077));s.send(''"+commande+"'');print(s.recv(1024));s.close()"""); + elseif getos=="Windows" then + RPI_winR=dos("python -c ""import socket;s=socket.socket();s.connect((''"+RPI_piAdress+"'',9077));s.send(''"+commande+"'');print(s.recv(1024));s.close()"""); + end +endfunction |