spi

git-svn-id: svn://db.shs.com.ru/pip@566 12ceb7fc-bf1f-11e4-8940-5bc7170c53b5

src_main/io/pispi.h

@@ -0,0 +1,31 @@
+#ifndef PISPI_H
+#define PISPI_H
+
+#include "piiodevice.h"
+
+
+class PIP_EXPORT PISPI: public PIIODevice
+{
+	PIIODEVICE(PISPI)
+public:
+	explicit PISPI(const PIString & path = PIString(), uint speed_hz = 100000, PIIODevice::DeviceMode mode = PIIODevice::ReadWrite);
+	~PISPI() {}
+
+	void setSpeed(uint speed_hz);
+
+protected:
+	bool openDevice();
+	bool closeDevice();
+	int readDevice(void * read_to, int max_size);
+	int writeDevice(const void * data, int max_size);
+
+private:
+	uint spi_speed;
+	uchar spi_mode;
+	uchar spi_bits;
+	PIByteArray tx_buf, rx_buf;
+	PIByteArray recv_buf;
+	PRIVATE_DECLARATION
+};
+
+#endif // PISPI_H