eive-obsw/bsp_q7s/gpio/gpioCallbacks.h
Markus Koller 65b0376f69
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EIVE/eive-obsw/pipeline/head This commit looks good
improved chip select decoding
2021-10-19 14:45:22 +02:00

75 lines
2.3 KiB
C++

#ifndef LINUX_GPIO_GPIOCALLBACKS_H_
#define LINUX_GPIO_GPIOCALLBACKS_H_
#include <fsfw_hal/common/gpio/gpioDefinitions.h>
#include <fsfw_hal/common/gpio/GpioIF.h>
namespace gpioCallbacks {
/**
* @brief This function initializes the GPIOs used to control the SN74LVC138APWR decoders on
* the TCS Board and the interface board.
*/
void initSpiCsDecoder(GpioIF* gpioComIF);
/**
* @brief This function implements the decoding to multiply gpios by using the decoder
* chips SN74LVC138APWR on the TCS board and the interface board.
*/
void spiCsDecoderCallback(gpioId_t gpioId, gpio::GpioOperation gpioOp,
gpio::Levels value, void* args);
/**
* @brief This function sets mux bits 1-3 to a state which will only enable the decoder
* on the TCS board which is named to IC1 in the schematic.
*/
void enableDecoderTcsIc1();
/**
* @brief This function sets mux bits 1-3 to a state which will only enable the decoder
* on the TCS board which is named to IC2 in the schematic.
*/
void enableDecoderTcsIc2();
/**
* @brief This function sets mux bits 1-3 to a state which will only enable the decoder
* on the inteface board board which is named to IC21 in the schematic.
*/
void enableDecoderInterfaceBoardIc1();
/**
* @brief This function sets mux bits 1-3 to a state which will only enable the decoder
* on the inteface board board which is named to IC22 in the schematic.
*/
void enableDecoderInterfaceBoardIc2();
void disableDecoderTcsIc1();
void disableDecoderTcsIc2();
void disableDecoderInterfaceBoardIc1();
void disableDecoderInterfaceBoardIc2();
/**
* @brief Enables the reaction wheel chip select decoder (IC3).
*/
void enableRwDecoder();
void disableRwDecoder();
/**
* @brief This function disables all decoder.
*/
void disableAllDecoder();
/** The following functions enable the appropriate channel of the currently enabled decoder */
void selectY0();
void selectY1();
void selectY2();
void selectY3();
void selectY4();
void selectY5();
void selectY6();
void selectY7();
}
#endif /* LINUX_GPIO_GPIOCALLBACKS_H_ */