USB_Host_Shield_2.0/PSBuzz.h

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/* Copyright (C) 2014 Kristian Lauszus, TKJ Electronics. All rights reserved.
This software may be distributed and modified under the terms of the GNU
General Public License version 2 (GPL2) as published by the Free Software
Foundation and appearing in the file GPL2.TXT included in the packaging of
this file. Please note that GPL2 Section 2[b] requires that all works based
on this software must also be made publicly available under the terms of
the GPL2 ("Copyleft").
Contact information
-------------------
Kristian Lauszus, TKJ Electronics
Web : http://www.tkjelectronics.com
e-mail : kristianl@tkjelectronics.com
*/
#ifndef _psbuzz_h_
#define _psbuzz_h_
#include "hiduniversal.h"
#include "controllerEnums.h"
#define PSBUZZ_VID 0x054C // Sony Corporation
#define PSBUZZ_PID 0x1000 // PS Buzz Controller
/** Struct used to easily read the different buttons on the controllers */
union PSBUZZButtons {
struct {
uint8_t red : 1;
uint8_t yellow : 1;
uint8_t green : 1;
uint8_t orange : 1;
uint8_t blue : 1;
} __attribute__((packed)) btn[4];
uint32_t val : 20;
} __attribute__((packed));
/**
* This class implements support for the PS Buzz controllers via USB.
* It uses the HIDUniversal class for all the USB communication.
*/
class PSBuzz : public HIDUniversal {
public:
/**
* Constructor for the PSBuzz class.
* @param p Pointer to the USB class instance.
*/
PSBuzz(USB *p) :
HIDUniversal(p) {
Reset();
};
/**
* Used to check if a PS Buzz controller is connected.
* @return Returns true if it is connected.
*/
bool connected() {
return HIDUniversal::isReady() && HIDUniversal::VID == PSBUZZ_VID && HIDUniversal::PID == PSBUZZ_PID;
};
/**
* Used to call your own function when the device is successfully initialized.
* @param funcOnInit Function to call.
*/
void attachOnInit(void (*funcOnInit)(void)) {
pFuncOnInit = funcOnInit;
};
/** @name PS Buzzer Controller functions */
/**
* getButtonPress(ButtonEnum b) will return true as long as the button is held down.
*
* While getButtonClick(ButtonEnum b) will only return it once.
*
* So you instance if you need to increase a variable once you would use getButtonClick(ButtonEnum b),
* but if you need to drive a robot forward you would use getButtonPress(ButtonEnum b).
* @param b ::ButtonEnum to read.
* @param controller The controller to read from. Default to 0.
* @return getButtonPress(ButtonEnum b) will return a true as long as a button is held down, while getButtonClick(ButtonEnum b) will return true once for each button press.
*/
bool getButtonPress(ButtonEnum b, uint8_t controller = 0);
bool getButtonClick(ButtonEnum b, uint8_t controller = 0);
/**@}*/
/** @name PS Buzzer Controller functions */
/**
* Set LED value without using ::LEDEnum.
* @param value See: ::LEDEnum.
*/
/**
* Set LED values directly.
* @param value Used to set whenever the LED should be on or off
* @param controller The controller to control. Defaults to 0.
*/
void setLedRaw(bool value, uint8_t controller = 0);
/** Turn all LEDs off. */
void setLedOffAll() {
for (uint8_t i = 1; i < 4; i++) // Skip first as it will be set in setLedRaw
ledState[i] = false; // Just an easy way to set all four off at the same time
setLedRaw(false); // Turn the LED off, on all four controllers
};
/**
* Turn the LED off on a specific controller.
* @param controller The controller to turn off. Defaults to 0.
*/
void setLedOff(uint8_t controller = 0) {
setLedRaw(false, controller);
};
/** Turn all LEDs on. */
void setLedOnAll() {
for (uint8_t i = 1; i < 4; i++) // Skip first as it will be set in setLedRaw
ledState[i] = true; // Just an easy way to set all four off at the same time
setLedRaw(true); // Turn the LED on, on all four controllers
};
/**
* Turn the LED on on a specific controller.
* @param controller The controller to turn off. Defaults to 0.
*/
void setLedOn(uint8_t controller = 0) {
setLedRaw(true, controller);
};
/**
* Toggle the LED on a specific controller.
* @param controller The controller to turn off. Defaults to 0.
*/
void setLedToggle(uint8_t controller = 0) {
setLedRaw(!ledState[controller], controller);
};
/**@}*/
protected:
/** @name HIDUniversal implementation */
/**
* Used to parse USB HID data.
* @param hid Pointer to the HID class.
* @param is_rpt_id Only used for Hubs.
* @param len The length of the incoming data.
* @param buf Pointer to the data buffer.
*/
virtual void ParseHIDData(HID *hid, bool is_rpt_id, uint8_t len, uint8_t *buf);
/**
* Called when a device is successfully initialized.
* Use attachOnInit(void (*funcOnInit)(void)) to call your own function.
* This is useful for instance if you want to set the LEDs in a specific way.
*/
virtual uint8_t OnInitSuccessful();
/**@}*/
/** Used to reset the different buffers to their default values */
void Reset() {
psbuzzButtons.val = 0;
oldButtonState.val = 0;
buttonClickState.val = 0;
for (uint8_t i = 0; i < sizeof(ledState); i++)
ledState[i] = 0;
};
/** @name USBDeviceConfig implementation */
/**
* Used by the USB core to check what this driver support.
* @param vid The device's VID.
* @param pid The device's PID.
* @return Returns true if the device's VID and PID matches this driver.
*/
virtual boolean VIDPIDOK(uint16_t vid, uint16_t pid) {
return (vid == PSBUZZ_VID && pid == PSBUZZ_PID);
};
/**@}*/
private:
void (*pFuncOnInit)(void); // Pointer to function called in onInit()
void PSBuzz_Command(uint8_t *data, uint16_t nbytes);
PSBUZZButtons psbuzzButtons, oldButtonState, buttonClickState;
bool ledState[4];
};
#endif