Zoltan Hudak / UsbHostMAX3421E

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Dependents:   UsbHostMAX3421E_Hello

PSBuzz.cpp@0:84353c479782, 2020-07-12 (annotated)

Committer:
hudakz
Date:
Sun Jul 12 20:39:26 2020 +0000
Revision:
0:84353c479782
MAX3421E-based USB Host Shield Library

Who changed what in which revision?

UserRevisionLine numberNew contents of line
hudakz 0:84353c479782 1 /* Copyright (C) 2014 Kristian Lauszus, TKJ Electronics. All rights reserved.
hudakz 0:84353c479782 2
hudakz 0:84353c479782 3 This software may be distributed and modified under the terms of the GNU
hudakz 0:84353c479782 4 General Public License version 2 (GPL2) as published by the Free Software
hudakz 0:84353c479782 5 Foundation and appearing in the file GPL2.TXT included in the packaging of
hudakz 0:84353c479782 6 this file. Please note that GPL2 Section 2[b] requires that all works based
hudakz 0:84353c479782 7 on this software must also be made publicly available under the terms of
hudakz 0:84353c479782 8 the GPL2 ("Copyleft").
hudakz 0:84353c479782 9
hudakz 0:84353c479782 10 Contact information
hudakz 0:84353c479782 11 -------------------
hudakz 0:84353c479782 12
hudakz 0:84353c479782 13 Kristian Lauszus, TKJ Electronics
hudakz 0:84353c479782 14 Web : http://www.tkjelectronics.com
hudakz 0:84353c479782 15 e-mail : kristianl@tkjelectronics.com
hudakz 0:84353c479782 16 */
hudakz 0:84353c479782 17
hudakz 0:84353c479782 18 #include "PSBuzz.h"
hudakz 0:84353c479782 19
hudakz 0:84353c479782 20 // To enable serial debugging see "settings.h"
hudakz 0:84353c479782 21 //#define PRINTREPORT // Uncomment to print the report send by the PS Buzz Controllers
hudakz 0:84353c479782 22
hudakz 0:84353c479782 23 void PSBuzz::ParseHIDData(USBHID *hid __attribute__((unused)), bool is_rpt_id __attribute__((unused)), uint8_t len, uint8_t *buf) {
hudakz 0:84353c479782 24 if (HIDUniversal::VID == PSBUZZ_VID && HIDUniversal::PID == PSBUZZ_PID && len > 2 && buf) {
hudakz 0:84353c479782 25 #ifdef PRINTREPORT
hudakz 0:84353c479782 26 Notify(PSTR("\r\n"), 0x80);
hudakz 0:84353c479782 27 for (uint8_t i = 0; i < len; i++) {
hudakz 0:84353c479782 28 D_PrintHex<uint8_t > (buf[i], 0x80);
hudakz 0:84353c479782 29 Notify(PSTR(" "), 0x80);
hudakz 0:84353c479782 30 }
hudakz 0:84353c479782 31 #endif
hudakz 0:84353c479782 32 memcpy(&psbuzzButtons, buf + 2, std::min((unsigned int)(len - 2), MFK_CASTUINT8T sizeof(psbuzzButtons)));
hudakz 0:84353c479782 33
hudakz 0:84353c479782 34 if (psbuzzButtons.val != oldButtonState.val) { // Check if anything has changed
hudakz 0:84353c479782 35 buttonClickState.val = psbuzzButtons.val & ~oldButtonState.val; // Update click state variable
hudakz 0:84353c479782 36 oldButtonState.val = psbuzzButtons.val;
hudakz 0:84353c479782 37 }
hudakz 0:84353c479782 38 }
hudakz 0:84353c479782 39 };
hudakz 0:84353c479782 40
hudakz 0:84353c479782 41 uint8_t PSBuzz::OnInitSuccessful() {
hudakz 0:84353c479782 42 if (HIDUniversal::VID == PSBUZZ_VID && HIDUniversal::PID == PSBUZZ_PID) {
hudakz 0:84353c479782 43 Reset();
hudakz 0:84353c479782 44 if (pFuncOnInit)
hudakz 0:84353c479782 45 pFuncOnInit(); // Call the user function
hudakz 0:84353c479782 46 else
hudakz 0:84353c479782 47 setLedOnAll(); // Turn the LED on, on all four controllers
hudakz 0:84353c479782 48 };
hudakz 0:84353c479782 49 return 0;
hudakz 0:84353c479782 50 };
hudakz 0:84353c479782 51
hudakz 0:84353c479782 52 bool PSBuzz::getButtonPress(ButtonEnum b, uint8_t controller) {
hudakz 0:84353c479782 53 return psbuzzButtons.val & (1UL << (b + 5 * controller)); // Each controller uses 5 bits, so the value is shifted 5 for each controller
hudakz 0:84353c479782 54 };
hudakz 0:84353c479782 55
hudakz 0:84353c479782 56 bool PSBuzz::getButtonClick(ButtonEnum b, uint8_t controller) {
hudakz 0:84353c479782 57 uint32_t mask = (1UL << (b + 5 * controller)); // Each controller uses 5 bits, so the value is shifted 5 for each controller
hudakz 0:84353c479782 58 bool click = buttonClickState.val & mask;
hudakz 0:84353c479782 59 buttonClickState.val &= ~mask; // Clear "click" event
hudakz 0:84353c479782 60 return click;
hudakz 0:84353c479782 61 };
hudakz 0:84353c479782 62
hudakz 0:84353c479782 63 // Source: http://www.developerfusion.com/article/84338/making-usb-c-friendly/ and https://github.com/torvalds/linux/blob/master/drivers/hid/hid-sony.c
hudakz 0:84353c479782 64 void PSBuzz::setLedRaw(bool value, uint8_t controller) {
hudakz 0:84353c479782 65 ledState[controller] = value; // Save value for next time it is called
hudakz 0:84353c479782 66
hudakz 0:84353c479782 67 uint8_t buf[7];
hudakz 0:84353c479782 68 buf[0] = 0x00;
hudakz 0:84353c479782 69 buf[1] = ledState[0] ? 0xFF : 0x00;
hudakz 0:84353c479782 70 buf[2] = ledState[1] ? 0xFF : 0x00;
hudakz 0:84353c479782 71 buf[3] = ledState[2] ? 0xFF : 0x00;
hudakz 0:84353c479782 72 buf[4] = ledState[3] ? 0xFF : 0x00;
hudakz 0:84353c479782 73 buf[5] = 0x00;
hudakz 0:84353c479782 74 buf[6] = 0x00;
hudakz 0:84353c479782 75
hudakz 0:84353c479782 76 PSBuzz_Command(buf, sizeof(buf));
hudakz 0:84353c479782 77 };
hudakz 0:84353c479782 78
hudakz 0:84353c479782 79 void PSBuzz::PSBuzz_Command(uint8_t *data, uint16_t nbytes) {
hudakz 0:84353c479782 80 // bmRequest = Host to device (0x00) | Class (0x20) | Interface (0x01) = 0x21, bRequest = Set Report (0x09), Report ID (0x00), Report Type (Output 0x02), interface (0x00), datalength, datalength, data)
hudakz 0:84353c479782 81 pUsb->ctrlReq(bAddress, epInfo[0].epAddr, bmREQ_HID_OUT, HID_REQUEST_SET_REPORT, 0x00, 0x02, 0x00, nbytes, nbytes, data, NULL);
hudakz 0:84353c479782 82 };