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| /** * 清除端口特性 * @return 0 - 成功 */ short usbClearFeature( unsigned char type, unsigned char idx) { // 清除端口特性 usbDevSetup. bmRequest = type; usbDevSetup. bRequest = CLEAR_FEATURE; usbDevSetup. wValue = 0; usbDevSetup. wIndex = idx; usbDevSetup. wLength = 0;
return ctrlCmdSet(( unsigned int )&usbDevSetup, usbBuf); } |