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r65emu/ps2drv.h
2014-10-18 12:33:48 +01:00

47 lines
993 B
C++

#ifndef __PS2DRV_H
#define __PS2DRV_H
class PS2Driver
{
public:
PS2Driver() {}
/**
* Starts the keyboard "service" by registering the external interrupt.
* setting the pin modes correctly and driving those needed to high.
* The propably best place to call this method is in the setup routine.
*/
void begin(uint8_t dataPin, uint8_t irq_pin);
/**
* Returns true if there is a char to be read, false if not.
*/
bool available();
/**
* returns true if the key has been released
*/
bool isbreak();
/**
* Returns the scancode last received from the keyboard.
* If there is no char available, -1 is returned.
*/
int read();
};
#define PS2_F1 0x05
#define PS2_F2 0x06
#define PS2_F3 0x04
#define PS2_F4 0x0C
#define PS2_F5 0x03
#define PS2_F6 0x0B
#define PS2_F7 0x83
#define PS2_F8 0x0A
#define PS2_F9 0x01
#define PS2_F10 0x09
#define PS2_F11 0x78
#define PS2_F12 0x07
#endif