/* Name: set-led.c * Project: hid-custom-rq example * Author: Christian Starkjohann * Creation Date: 2008-04-10 * Tabsize: 4 * Copyright: (c) 2008 by OBJECTIVE DEVELOPMENT Software GmbH * License: GNU GPL v2 (see License.txt), GNU GPL v3 or proprietary (CommercialLicense.txt) * This Revision: $Id: set-led.c 692 2008-11-07 15:07:40Z cs $ */ /* General Description: This is the host-side driver for the custom-class example device. It searches the USB for the LEDControl device and sends the requests understood by this device. This program must be linked with libusb on Unix and libusb-win32 on Windows. See http://libusb.sourceforge.net/ or http://libusb-win32.sourceforge.net/ respectively. */ #include #include #include #include /* this is libusb */ #include "opendevice.h" /* common code moved to separate module */ #include "../firmware/requests.h" /* custom request numbers */ #include "../firmware/usbconfig.h" /* device's VID/PID and names */ int main(int argc, char **argv) { usb_dev_handle *handle = NULL; const unsigned char rawVid[2] = {USB_CFG_VENDOR_ID}, rawPid[2] = {USB_CFG_DEVICE_ID}; char vendor[] = {USB_CFG_VENDOR_NAME, 0}, product[] = {USB_CFG_DEVICE_NAME, 0}; char buffer[4]; int vid, pid; usb_init(); /* compute VID/PID from usbconfig.h so that there is a central source of information */ vid = rawVid[1] * 256 + rawVid[0]; pid = rawPid[1] * 256 + rawPid[0]; /* The following function is in opendevice.c: */ if(usbOpenDevice(&handle, vid, vendor, pid, product, NULL, NULL, NULL) != 0){ fprintf(stderr, "Could not find USB device \"%s\" with vid=0x%x pid=0x%x\n", product, vid, pid); exit(1); } /* Since we use only control endpoint 0, we don't need to choose a * configuration and interface. Reading device descriptor and setting a * configuration and interface is done through endpoint 0 after all. * However, newer versions of Linux require that we claim an interface * even for endpoint 0. Enable the following code if your operating system * needs it: */ #if 0 int retries = 1, usbConfiguration = 1, usbInterface = 0; if(usb_set_configuration(handle, usbConfiguration) && showWarnings){ fprintf(stderr, "Warning: could not set configuration: %s\n", usb_strerror()); } /* now try to claim the interface and detach the kernel HID driver on * Linux and other operating systems which support the call. */ while((len = usb_claim_interface(handle, usbInterface)) != 0 && retries-- > 0){ #ifdef LIBUSB_HAS_DETACH_KERNEL_DRIVER_NP if(usb_detach_kernel_driver_np(handle, 0) < 0 && showWarnings){ fprintf(stderr, "Warning: could not detach kernel driver: %s\n", usb_strerror()); } #endif } #endif //usb_control_msg(handle, USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_ENDPOINT_OUT, CUSTOM_RQ_SET_EEPROM, 0, 0, buffer, 0, 300); //usb_control_msg(handle, USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_ENDPOINT_OUT, CUSTOM_RQ_EEPROM_SET_FRAME, 0, 1, buffer, 0, 300); //sleep(1); //usb_control_msg(handle, USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_ENDPOINT_OUT, CUSTOM_RQ_EEPROM_SET_FRAME, 0, 0, buffer, 0, 300); //sleep(1); // int usb_control_msg(usb_dev_handle *dev, int requesttype, int request, int value, int index, char *bytes, int size, int timeout); // 32 bit in 2 transmission usb_control_msg(handle, USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_ENDPOINT_OUT, CUSTOM_RQ_SET_FRAME, 0x0000, 0, buffer, 0, 300); usb_control_msg(handle, USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_ENDPOINT_OUT, CUSTOM_RQ_SET_FRAME, 0x0000, 1, buffer, 0, 300); sleep(1); usb_control_msg(handle, USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_ENDPOINT_OUT, CUSTOM_RQ_SET_FRAME, 0x7347, 0, buffer, 0, 300); usb_control_msg(handle, USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_ENDPOINT_OUT, CUSTOM_RQ_SET_FRAME, 0x0712, 1, buffer, 0, 300); sleep(1); usb_control_msg(handle, USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_ENDPOINT_OUT, CUSTOM_RQ_SET_FRAME, 0x7007, 0, buffer, 0, 300); usb_control_msg(handle, USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_ENDPOINT_OUT, CUSTOM_RQ_SET_FRAME, 0x0700, 1, buffer, 0, 300); sleep(1); usb_control_msg(handle, USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_ENDPOINT_OUT, CUSTOM_RQ_SET_FRAME, 0xffff, 0, buffer, 0, 300); usb_control_msg(handle, USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_ENDPOINT_OUT, CUSTOM_RQ_SET_FRAME, 0x07ff, 1, buffer, 0, 300); sleep(1); // bitwise set/get //usb_control_msg(handle, USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_ENDPOINT_OUT, CUSTOM_RQ_SET_STATUS, 0, 25, buffer, 0, 5000); //sleep(1); /*int i = 0; for (i = 0; i < 27; i++) { usb_control_msg(handle, USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_ENDPOINT_OUT, CUSTOM_RQ_SET_LED, 1, i, buffer, 0, 300); usleep(100000); } for (i = 26; i >= 0; i--) { usb_control_msg(handle, USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_ENDPOINT_OUT, CUSTOM_RQ_SET_LED, 0, i, buffer, 0, 300); usleep(100000); }*/ usb_close(handle); return 0; }