m3pi_USBBeamBreaker - A optical beam breaker detector that appears to a…

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Chris Styles / Mbed 2 deprecated m3pi_USBBeamBreaker

A optical beam breaker detector that appears to aPC as a USB keyboard, typing characters when the beam is broken

USBMouse/usbhid.cpp@1:45de28d7be8e, 2011-05-12 (annotated)

Committer:: chris
Date:: Thu May 12 16:46:53 2011 +0000
Revision:: 1:45de28d7be8e
Parent:: 0:9d0f47bc66da

Who changed what in which revision?

User	Revision	Line number	New contents of line
chris	0:9d0f47bc66da	1	/* usbhid.cpp */
chris	0:9d0f47bc66da	2	/* USB HID class device */
chris	0:9d0f47bc66da	3	/* Copyright (c) Phil Wright 2008 */
chris	0:9d0f47bc66da	4
chris	0:9d0f47bc66da	5	#include "mbed.h"
chris	0:9d0f47bc66da	6	#include "usbhid.h"
chris	0:9d0f47bc66da	7	#include "asciihid.h"
chris	0:9d0f47bc66da	8
chris	0:9d0f47bc66da	9	/* Endpoint packet sizes */
chris	0:9d0f47bc66da	10	#define MAX_PACKET_SIZE_EP1 (64)
chris	0:9d0f47bc66da	11
chris	0:9d0f47bc66da	12	/* HID Class */
chris	0:9d0f47bc66da	13	#define HID_CLASS (3)
chris	0:9d0f47bc66da	14	#define HID_SUBCLASS_NONE (0)
chris	0:9d0f47bc66da	15	#define HID_PROTOCOL_NONE (0)
chris	0:9d0f47bc66da	16	#define HID_DESCRIPTOR (33)
chris	0:9d0f47bc66da	17	#define REPORT_DESCRIPTOR (34)
chris	0:9d0f47bc66da	18
chris	0:9d0f47bc66da	19	/* Class requests */
chris	0:9d0f47bc66da	20	#define GET_REPORT (0x1)
chris	0:9d0f47bc66da	21	#define GET_IDLE (0x2)
chris	0:9d0f47bc66da	22	#define SET_REPORT (0x9)
chris	0:9d0f47bc66da	23	#define SET_IDLE (0xa)
chris	0:9d0f47bc66da	24
chris	0:9d0f47bc66da	25	/* Descriptors */
chris	0:9d0f47bc66da	26	unsigned char deviceDescriptor[] = {
chris	0:9d0f47bc66da	27	0x12, /* bLength */
chris	0:9d0f47bc66da	28	DEVICE_DESCRIPTOR, /* bDescriptorType */
chris	0:9d0f47bc66da	29	0x00, /* bcdUSB (LSB) */
chris	0:9d0f47bc66da	30	0x02, /* bcdUSB (MSB) */
chris	0:9d0f47bc66da	31	0x00, /* bDeviceClass */
chris	0:9d0f47bc66da	32	0x00, /* bDeviceSubClass */
chris	0:9d0f47bc66da	33	0x00, /* bDeviceprotocol */
chris	0:9d0f47bc66da	34	MAX_PACKET_SIZE_EP0, /* bMaxPacketSize0 */
chris	0:9d0f47bc66da	35	0x28, /* idVendor (LSB) */
chris	0:9d0f47bc66da	36	0x0d, /* idVendor (MSB) */
chris	0:9d0f47bc66da	37	0x05, /* idProduct (LSB) */
chris	0:9d0f47bc66da	38	0x02, /* idProduct (MSB) */
chris	0:9d0f47bc66da	39	0x00, /* bcdDevice (LSB) */
chris	0:9d0f47bc66da	40	0x00, /* bcdDevice (MSB) */
chris	0:9d0f47bc66da	41	0x00, /* iManufacturer */
chris	0:9d0f47bc66da	42	0x00, /* iProduct */
chris	0:9d0f47bc66da	43	0x00, /* iSerialNumber */
chris	0:9d0f47bc66da	44	0x01 /* bNumConfigurations */
chris	0:9d0f47bc66da	45	};
chris	0:9d0f47bc66da	46
chris	0:9d0f47bc66da	47	unsigned char configurationDescriptor[] = {
chris	0:9d0f47bc66da	48	0x09, /* bLength */
chris	0:9d0f47bc66da	49	CONFIGURATION_DESCRIPTOR, /* bDescriptorType */
chris	0:9d0f47bc66da	50	0x09+0x09+0x09+0x07, /* wTotalLength (LSB) */
chris	0:9d0f47bc66da	51	0x00, /* wTotalLength (MSB) */
chris	0:9d0f47bc66da	52	0x01, /* bNumInterfaces */
chris	0:9d0f47bc66da	53	0x01, /* bConfigurationValue */
chris	0:9d0f47bc66da	54	0x00, /* iConfiguration */
chris	0:9d0f47bc66da	55	0xc0, /* bmAttributes */
chris	0:9d0f47bc66da	56	0x00, /* bMaxPower */
chris	0:9d0f47bc66da	57
chris	0:9d0f47bc66da	58	0x09, /* bLength */
chris	0:9d0f47bc66da	59	INTERFACE_DESCRIPTOR, /* bDescriptorType */
chris	0:9d0f47bc66da	60	0x00, /* bInterfaceNumber */
chris	0:9d0f47bc66da	61	0x00, /* bAlternateSetting */
chris	0:9d0f47bc66da	62	0x01, /* bNumEndpoints */
chris	0:9d0f47bc66da	63	HID_CLASS, /* bInterfaceClass */
chris	0:9d0f47bc66da	64	HID_SUBCLASS_NONE, /* bInterfaceSubClass */
chris	0:9d0f47bc66da	65	HID_PROTOCOL_NONE, /* bInterfaceProtocol */
chris	0:9d0f47bc66da	66	0x00, /* iInterface */
chris	0:9d0f47bc66da	67
chris	0:9d0f47bc66da	68	0x09, /* bLength */
chris	0:9d0f47bc66da	69	HID_DESCRIPTOR, /* bDescriptorType */
chris	0:9d0f47bc66da	70	0x11, /* bcdHID (LSB) */
chris	0:9d0f47bc66da	71	0x01, /* bcdHID (MSB) */
chris	0:9d0f47bc66da	72	0x00, /* bCountryCode */
chris	0:9d0f47bc66da	73	0x01, /* bNumDescriptors */
chris	0:9d0f47bc66da	74	REPORT_DESCRIPTOR, /* bDescriptorType */
chris	0:9d0f47bc66da	75	0x79, /* wDescriptorLength (LSB) */
chris	0:9d0f47bc66da	76	0x00, /* wDescriptorLength (MSB) */
chris	0:9d0f47bc66da	77
chris	0:9d0f47bc66da	78	0x07, /* bLength */
chris	0:9d0f47bc66da	79	ENDPOINT_DESCRIPTOR, /* bDescriptorType */
chris	0:9d0f47bc66da	80	0x81, /* bEndpointAddress */
chris	0:9d0f47bc66da	81	0x03, /* bmAttributes */
chris	0:9d0f47bc66da	82	MAX_PACKET_SIZE_EP1, /* wMaxPacketSize (LSB) */
chris	0:9d0f47bc66da	83	0x00, /* wMaxPacketSize (MSB) */
chris	0:9d0f47bc66da	84	0x0a, /* bInterval */
chris	0:9d0f47bc66da	85	};
chris	0:9d0f47bc66da	86
chris	0:9d0f47bc66da	87	/* HID Class Report Descriptor */
chris	0:9d0f47bc66da	88	/* Short items: size is 0, 1, 2 or 3 specifying 0, 1, 2 or 4 (four) bytes of data as per HID Class standard */
chris	0:9d0f47bc66da	89
chris	0:9d0f47bc66da	90	/* Main items */
chris	0:9d0f47bc66da	91	#define INPUT(size) (0x80 \| size)
chris	0:9d0f47bc66da	92	#define OUTPUT(size) (0x90 \| size)
chris	0:9d0f47bc66da	93	#define FEATURE(size) (0xb0 \| size)
chris	0:9d0f47bc66da	94	#define COLLECTION(size) (0xa0 \| size)
chris	0:9d0f47bc66da	95	#define END_COLLECTION(size) (0xc0 \| size)
chris	0:9d0f47bc66da	96
chris	0:9d0f47bc66da	97	/* Global items */
chris	0:9d0f47bc66da	98	#define USAGE_PAGE(size) (0x04 \| size)
chris	0:9d0f47bc66da	99	#define LOGICAL_MIN(size) (0x14 \| size)
chris	0:9d0f47bc66da	100	#define LOGICAL_MAX(size) (0x24 \| size)
chris	0:9d0f47bc66da	101	#define PHYSICAL_MIN(size) (0x34 \| size)
chris	0:9d0f47bc66da	102	#define PHYSICAL_MAX(size) (0x44 \| size)
chris	0:9d0f47bc66da	103	#define UNIT_EXPONENT(size) (0x54 \| size)
chris	0:9d0f47bc66da	104	#define UNIT(size) (0x64 \| size)
chris	0:9d0f47bc66da	105	#define REPORT_SIZE(size) (0x74 \| size)
chris	0:9d0f47bc66da	106	#define REPORT_ID(size) (0x84 \| size)
chris	0:9d0f47bc66da	107	#define REPORT_COUNT(size) (0x94 \| size)
chris	0:9d0f47bc66da	108	#define PUSH(size) (0xa4 \| size)
chris	0:9d0f47bc66da	109	#define POP(size) (0xb4 \| size)
chris	0:9d0f47bc66da	110
chris	0:9d0f47bc66da	111	/* Local items */
chris	0:9d0f47bc66da	112	#define USAGE(size) (0x08 \| size)
chris	0:9d0f47bc66da	113	#define USAGE_MIN(size) (0x18 \| size)
chris	0:9d0f47bc66da	114	#define USAGE_MAX(size) (0x28 \| size)
chris	0:9d0f47bc66da	115	#define DESIGNATOR_INDEX(size) (0x38 \| size)
chris	0:9d0f47bc66da	116	#define DESIGNATOR_MIN(size) (0x48 \| size)
chris	0:9d0f47bc66da	117	#define DESIGNATOR_MAX(size) (0x58 \| size)
chris	0:9d0f47bc66da	118	#define STRING_INDEX(size) (0x78 \| size)
chris	0:9d0f47bc66da	119	#define STRING_MIN(size) (0x88 \| size)
chris	0:9d0f47bc66da	120	#define STRING_MAX(size) (0x98 \| size)
chris	0:9d0f47bc66da	121	#define DELIMITER(size) (0xa8 \| size)
chris	0:9d0f47bc66da	122
chris	0:9d0f47bc66da	123	#define REPORT_ID_KEYBOARD (1)
chris	0:9d0f47bc66da	124	#define REPORT_ID_MOUSE (2)
chris	0:9d0f47bc66da	125
chris	0:9d0f47bc66da	126	#define MAX_REPORT_SIZE (8)
chris	0:9d0f47bc66da	127
chris	0:9d0f47bc66da	128	unsigned char reportDescriptor[] = {
chris	0:9d0f47bc66da	129	/* Keyboard */
chris	0:9d0f47bc66da	130	USAGE_PAGE(1), 0x01,
chris	0:9d0f47bc66da	131	USAGE(1), 0x06,
chris	0:9d0f47bc66da	132	COLLECTION(1), 0x01,
chris	0:9d0f47bc66da	133	REPORT_ID(1), REPORT_ID_KEYBOARD,
chris	0:9d0f47bc66da	134	USAGE_PAGE(1), 0x07,
chris	0:9d0f47bc66da	135	USAGE_MIN(1), 0xE0,
chris	0:9d0f47bc66da	136	USAGE_MAX(1), 0xE7,
chris	0:9d0f47bc66da	137	LOGICAL_MIN(1), 0x00,
chris	0:9d0f47bc66da	138	LOGICAL_MAX(1), 0x01,
chris	0:9d0f47bc66da	139	REPORT_SIZE(1), 0x01,
chris	0:9d0f47bc66da	140	REPORT_COUNT(1), 0x08,
chris	0:9d0f47bc66da	141	INPUT(1), 0x02,
chris	0:9d0f47bc66da	142	REPORT_COUNT(1), 0x01,
chris	0:9d0f47bc66da	143	REPORT_SIZE(1), 0x08,
chris	0:9d0f47bc66da	144	INPUT(1), 0x01,
chris	0:9d0f47bc66da	145	REPORT_COUNT(1), 0x05,
chris	0:9d0f47bc66da	146	REPORT_SIZE(1), 0x01,
chris	0:9d0f47bc66da	147	USAGE_PAGE(1), 0x08,
chris	0:9d0f47bc66da	148	USAGE_MIN(1), 0x01,
chris	0:9d0f47bc66da	149	USAGE_MAX(1), 0x05,
chris	0:9d0f47bc66da	150	OUTPUT(1), 0x02,
chris	0:9d0f47bc66da	151	REPORT_COUNT(1), 0x01,
chris	0:9d0f47bc66da	152	REPORT_SIZE(1), 0x03,
chris	0:9d0f47bc66da	153	OUTPUT(1), 0x01,
chris	0:9d0f47bc66da	154	REPORT_COUNT(1), 0x06,
chris	0:9d0f47bc66da	155	REPORT_SIZE(1), 0x08,
chris	0:9d0f47bc66da	156	LOGICAL_MIN(1), 0x00,
chris	0:9d0f47bc66da	157	LOGICAL_MAX(2), 0xff, 0x00,
chris	0:9d0f47bc66da	158	USAGE_PAGE(1), 0x07,
chris	0:9d0f47bc66da	159	USAGE_MIN(1), 0x00,
chris	0:9d0f47bc66da	160	USAGE_MAX(2), 0xff, 0x00,
chris	0:9d0f47bc66da	161	INPUT(1), 0x00,
chris	0:9d0f47bc66da	162	END_COLLECTION(0),
chris	0:9d0f47bc66da	163
chris	0:9d0f47bc66da	164	/* Mouse */
chris	0:9d0f47bc66da	165	USAGE_PAGE(1), 0x01,
chris	0:9d0f47bc66da	166	USAGE(1), 0x02,
chris	0:9d0f47bc66da	167	COLLECTION(1), 0x01,
chris	0:9d0f47bc66da	168	USAGE(1), 0x01,
chris	0:9d0f47bc66da	169	COLLECTION(1), 0x00,
chris	0:9d0f47bc66da	170	REPORT_ID(1), REPORT_ID_MOUSE,
chris	0:9d0f47bc66da	171	REPORT_COUNT(1), 0x03,
chris	0:9d0f47bc66da	172	REPORT_SIZE(1), 0x01,
chris	0:9d0f47bc66da	173	USAGE_PAGE(1), 0x09,
chris	0:9d0f47bc66da	174	USAGE_MIN(1), 0x1,
chris	0:9d0f47bc66da	175	USAGE_MAX(1), 0x3,
chris	0:9d0f47bc66da	176	LOGICAL_MIN(1), 0x00,
chris	0:9d0f47bc66da	177	LOGICAL_MAX(1), 0x01,
chris	0:9d0f47bc66da	178	INPUT(1), 0x02,
chris	0:9d0f47bc66da	179	REPORT_COUNT(1), 0x01,
chris	0:9d0f47bc66da	180	REPORT_SIZE(1), 0x05,
chris	0:9d0f47bc66da	181	INPUT(1), 0x01,
chris	0:9d0f47bc66da	182	REPORT_COUNT(1), 0x03,
chris	0:9d0f47bc66da	183	REPORT_SIZE(1), 0x08,
chris	0:9d0f47bc66da	184	USAGE_PAGE(1), 0x01,
chris	0:9d0f47bc66da	185	USAGE(1), 0x30,
chris	0:9d0f47bc66da	186	USAGE(1), 0x31,
chris	0:9d0f47bc66da	187	USAGE(1), 0x38,
chris	0:9d0f47bc66da	188	LOGICAL_MIN(1), 0x81,
chris	0:9d0f47bc66da	189	LOGICAL_MAX(1), 0x7f,
chris	0:9d0f47bc66da	190	INPUT(1), 0x06,
chris	0:9d0f47bc66da	191	END_COLLECTION(0),
chris	0:9d0f47bc66da	192	END_COLLECTION(0),
chris	0:9d0f47bc66da	193	};
chris	0:9d0f47bc66da	194
chris	0:9d0f47bc66da	195	volatile bool complete;
chris	0:9d0f47bc66da	196	volatile bool configured;
chris	0:9d0f47bc66da	197	unsigned char outputReport[MAX_REPORT_SIZE];
chris	0:9d0f47bc66da	198
chris	0:9d0f47bc66da	199	usbhid::usbhid()
chris	0:9d0f47bc66da	200	{
chris	0:9d0f47bc66da	201	configured = false;
chris	0:9d0f47bc66da	202	connect();
chris	0:9d0f47bc66da	203	}
chris	0:9d0f47bc66da	204
chris	0:9d0f47bc66da	205	void usbhid::deviceEventReset()
chris	0:9d0f47bc66da	206	{
chris	0:9d0f47bc66da	207	configured = false;
chris	0:9d0f47bc66da	208
chris	0:9d0f47bc66da	209	/* Must call base class */
chris	0:9d0f47bc66da	210	usbdevice::deviceEventReset();
chris	0:9d0f47bc66da	211	}
chris	0:9d0f47bc66da	212
chris	0:9d0f47bc66da	213	bool usbhid::requestSetConfiguration(void)
chris	0:9d0f47bc66da	214	{
chris	0:9d0f47bc66da	215	bool result;
chris	0:9d0f47bc66da	216
chris	0:9d0f47bc66da	217	/* Configure IN interrupt endpoint */
chris	0:9d0f47bc66da	218	realiseEndpoint(EP1IN, MAX_PACKET_SIZE_EP1);
chris	0:9d0f47bc66da	219	enableEndpointEvent(EP1IN);
chris	0:9d0f47bc66da	220
chris	0:9d0f47bc66da	221	/* Must call base class */
chris	0:9d0f47bc66da	222	result = usbdevice::requestSetConfiguration();
chris	0:9d0f47bc66da	223
chris	0:9d0f47bc66da	224	if (result)
chris	0:9d0f47bc66da	225	{
chris	0:9d0f47bc66da	226	/* Now configured */
chris	0:9d0f47bc66da	227	configured = true;
chris	0:9d0f47bc66da	228	}
chris	0:9d0f47bc66da	229
chris	0:9d0f47bc66da	230	return result;
chris	0:9d0f47bc66da	231	}
chris	0:9d0f47bc66da	232
chris	0:9d0f47bc66da	233	bool usbhid::requestGetDescriptor(void)
chris	0:9d0f47bc66da	234	{
chris	0:9d0f47bc66da	235	bool success = false;
chris	0:9d0f47bc66da	236
chris	0:9d0f47bc66da	237	switch (DESCRIPTOR_TYPE(transfer.setup.wValue))
chris	0:9d0f47bc66da	238	{
chris	0:9d0f47bc66da	239	case DEVICE_DESCRIPTOR:
chris	0:9d0f47bc66da	240	transfer.remaining = sizeof(deviceDescriptor);
chris	0:9d0f47bc66da	241	transfer.ptr = deviceDescriptor;
chris	0:9d0f47bc66da	242	transfer.direction = DEVICE_TO_HOST;
chris	0:9d0f47bc66da	243	success = true;
chris	0:9d0f47bc66da	244	break;
chris	0:9d0f47bc66da	245	case CONFIGURATION_DESCRIPTOR:
chris	0:9d0f47bc66da	246	transfer.remaining = sizeof(configurationDescriptor);
chris	0:9d0f47bc66da	247	transfer.ptr = configurationDescriptor;
chris	0:9d0f47bc66da	248	transfer.direction = DEVICE_TO_HOST;
chris	0:9d0f47bc66da	249	success = true;
chris	0:9d0f47bc66da	250	break;
chris	0:9d0f47bc66da	251	case STRING_DESCRIPTOR:
chris	0:9d0f47bc66da	252	case INTERFACE_DESCRIPTOR:
chris	0:9d0f47bc66da	253	case ENDPOINT_DESCRIPTOR:
chris	0:9d0f47bc66da	254	/* TODO: Support is optional, not implemented here */
chris	0:9d0f47bc66da	255	break;
chris	0:9d0f47bc66da	256	case HID_DESCRIPTOR:
chris	0:9d0f47bc66da	257	transfer.remaining = 0x09; /* TODO: Fix hard coded size/offset */
chris	0:9d0f47bc66da	258	transfer.ptr = &configurationDescriptor[18];
chris	0:9d0f47bc66da	259	transfer.direction = DEVICE_TO_HOST;
chris	0:9d0f47bc66da	260	success = true;
chris	0:9d0f47bc66da	261	break;
chris	0:9d0f47bc66da	262	case REPORT_DESCRIPTOR:
chris	0:9d0f47bc66da	263	transfer.remaining = sizeof(reportDescriptor);
chris	0:9d0f47bc66da	264	transfer.ptr = reportDescriptor;
chris	0:9d0f47bc66da	265	transfer.direction = DEVICE_TO_HOST;
chris	0:9d0f47bc66da	266	success = true;
chris	0:9d0f47bc66da	267	break;
chris	0:9d0f47bc66da	268	default:
chris	0:9d0f47bc66da	269	break;
chris	0:9d0f47bc66da	270	}
chris	0:9d0f47bc66da	271
chris	0:9d0f47bc66da	272	return success;
chris	0:9d0f47bc66da	273	}
chris	0:9d0f47bc66da	274
chris	0:9d0f47bc66da	275	bool usbhid::requestSetup(void)
chris	0:9d0f47bc66da	276	{
chris	0:9d0f47bc66da	277	/* Process class requests */
chris	0:9d0f47bc66da	278	bool success = false;
chris	0:9d0f47bc66da	279
chris	0:9d0f47bc66da	280	if (transfer.setup.bmRequestType.Type == CLASS_TYPE)
chris	0:9d0f47bc66da	281	{
chris	0:9d0f47bc66da	282	switch (transfer.setup.bRequest)
chris	0:9d0f47bc66da	283	{
chris	0:9d0f47bc66da	284	case SET_REPORT:
chris	0:9d0f47bc66da	285	switch (transfer.setup.wValue & 0xff)
chris	0:9d0f47bc66da	286	{
chris	0:9d0f47bc66da	287	case REPORT_ID_KEYBOARD:
chris	0:9d0f47bc66da	288	/* TODO: LED state */
chris	0:9d0f47bc66da	289	transfer.remaining = sizeof(outputReport);
chris	0:9d0f47bc66da	290	transfer.ptr = outputReport;
chris	0:9d0f47bc66da	291	transfer.direction = HOST_TO_DEVICE;
chris	0:9d0f47bc66da	292	success = true;
chris	0:9d0f47bc66da	293	break;
chris	0:9d0f47bc66da	294	default:
chris	0:9d0f47bc66da	295	break;
chris	0:9d0f47bc66da	296	}
chris	0:9d0f47bc66da	297	break;
chris	0:9d0f47bc66da	298	default:
chris	0:9d0f47bc66da	299	break;
chris	0:9d0f47bc66da	300	}
chris	0:9d0f47bc66da	301	}
chris	0:9d0f47bc66da	302
chris	0:9d0f47bc66da	303	if (success)
chris	0:9d0f47bc66da	304	{
chris	0:9d0f47bc66da	305	/* We've handled this request */
chris	0:9d0f47bc66da	306	return true;
chris	0:9d0f47bc66da	307	}
chris	0:9d0f47bc66da	308
chris	0:9d0f47bc66da	309	return usbdevice::requestSetup();
chris	0:9d0f47bc66da	310	}
chris	0:9d0f47bc66da	311
chris	0:9d0f47bc66da	312	bool usbhid::sendInputReport(unsigned char id, unsigned char *data, unsigned char size)
chris	0:9d0f47bc66da	313	{
chris	0:9d0f47bc66da	314	/* Send an Input Report */
chris	0:9d0f47bc66da	315	/* If data is NULL an all zero report is sent */
chris	0:9d0f47bc66da	316
chris	0:9d0f47bc66da	317	static unsigned char report[MAX_REPORT_SIZE+1]; /* +1 for report ID */
chris	0:9d0f47bc66da	318	unsigned char i;
chris	0:9d0f47bc66da	319
chris	0:9d0f47bc66da	320	if (size > MAX_REPORT_SIZE)
chris	0:9d0f47bc66da	321	{
chris	0:9d0f47bc66da	322	return false;
chris	0:9d0f47bc66da	323	}
chris	0:9d0f47bc66da	324
chris	0:9d0f47bc66da	325	/* Add report ID */
chris	0:9d0f47bc66da	326	report[0]=id;
chris	0:9d0f47bc66da	327
chris	0:9d0f47bc66da	328	/* Add report data */
chris	0:9d0f47bc66da	329	if (data != NULL)
chris	0:9d0f47bc66da	330	{
chris	0:9d0f47bc66da	331	for (i=0; i<size; i++)
chris	0:9d0f47bc66da	332	{
chris	0:9d0f47bc66da	333	report[i+1] = *data++;
chris	0:9d0f47bc66da	334	}
chris	0:9d0f47bc66da	335	}
chris	0:9d0f47bc66da	336	else
chris	0:9d0f47bc66da	337	{
chris	0:9d0f47bc66da	338	for (i=0; i<size; i++)
chris	0:9d0f47bc66da	339	{
chris	0:9d0f47bc66da	340	report[i+1] = 0;
chris	0:9d0f47bc66da	341	}
chris	0:9d0f47bc66da	342	}
chris	0:9d0f47bc66da	343
chris	0:9d0f47bc66da	344	/* Block if not configured */
chris	0:9d0f47bc66da	345	while (!configured);
chris	0:9d0f47bc66da	346
chris	0:9d0f47bc66da	347	/* Send report */
chris	0:9d0f47bc66da	348	complete = false;
chris	0:9d0f47bc66da	349	disableEvents();
chris	0:9d0f47bc66da	350	endpointWrite(EP1IN, report, size+1); /* +1 for report ID */
chris	0:9d0f47bc66da	351	enableEvents();
chris	0:9d0f47bc66da	352
chris	0:9d0f47bc66da	353	/* Wait for completion */
chris	0:9d0f47bc66da	354	while(!complete && configured);
chris	0:9d0f47bc66da	355	return true;
chris	0:9d0f47bc66da	356	}
chris	0:9d0f47bc66da	357
chris	0:9d0f47bc66da	358	void usbhid::endpointEventEP1In(void)
chris	0:9d0f47bc66da	359	{
chris	0:9d0f47bc66da	360	complete = true;
chris	0:9d0f47bc66da	361	}
chris	0:9d0f47bc66da	362
chris	0:9d0f47bc66da	363	bool usbhid::keyboard(char c)
chris	0:9d0f47bc66da	364	{
chris	0:9d0f47bc66da	365	/* Send a simulated keyboard keypress. Returns true if successful. */
chris	0:9d0f47bc66da	366	unsigned char report[8]={0,0,0,0,0,0,0,0};
chris	0:9d0f47bc66da	367
chris	0:9d0f47bc66da	368	report[0] = keymap[c].modifier;
chris	0:9d0f47bc66da	369	report[2] = keymap[c].usage;
chris	0:9d0f47bc66da	370
chris	0:9d0f47bc66da	371	/* Key down */
chris	0:9d0f47bc66da	372	if (!sendInputReport(REPORT_ID_KEYBOARD, report, 8))
chris	0:9d0f47bc66da	373	{
chris	0:9d0f47bc66da	374	return false;
chris	0:9d0f47bc66da	375	}
chris	0:9d0f47bc66da	376
chris	0:9d0f47bc66da	377	/* Key up */
chris	0:9d0f47bc66da	378	if (!sendInputReport(REPORT_ID_KEYBOARD, NULL, 8))
chris	0:9d0f47bc66da	379	{
chris	0:9d0f47bc66da	380	return false;
chris	0:9d0f47bc66da	381	}
chris	0:9d0f47bc66da	382
chris	0:9d0f47bc66da	383	return true;
chris	0:9d0f47bc66da	384	}
chris	0:9d0f47bc66da	385
chris	0:9d0f47bc66da	386	bool usbhid::keyboard(char *string)
chris	0:9d0f47bc66da	387	{
chris	0:9d0f47bc66da	388	/* Send a string of characters. Returns true if successful. */
chris	0:9d0f47bc66da	389	do {
chris	0:9d0f47bc66da	390	if (!keyboard(*string++))
chris	0:9d0f47bc66da	391	{
chris	0:9d0f47bc66da	392	return false;
chris	0:9d0f47bc66da	393	}
chris	0:9d0f47bc66da	394	} while (*string != '\0');
chris	0:9d0f47bc66da	395
chris	0:9d0f47bc66da	396	return true;
chris	0:9d0f47bc66da	397	}
chris	0:9d0f47bc66da	398
chris	0:9d0f47bc66da	399	bool usbhid::mouse(signed char x, signed char y, unsigned char buttons, signed char wheel)
chris	0:9d0f47bc66da	400	{
chris	0:9d0f47bc66da	401	/* Send a simulated mouse event. Returns true if successful. */
chris	0:9d0f47bc66da	402	unsigned char report[4]={0,0,0,0};
chris	0:9d0f47bc66da	403
chris	0:9d0f47bc66da	404	report[0] = buttons;
chris	0:9d0f47bc66da	405	report[1] = x;
chris	0:9d0f47bc66da	406	report[2] = y;
chris	0:9d0f47bc66da	407	report[3] = wheel;
chris	0:9d0f47bc66da	408
chris	0:9d0f47bc66da	409	if (!sendInputReport(REPORT_ID_MOUSE, report, 4))
chris	0:9d0f47bc66da	410	{
chris	0:9d0f47bc66da	411	return false;
chris	0:9d0f47bc66da	412	}
chris	0:9d0f47bc66da	413
chris	0:9d0f47bc66da	414	return true;
chris	0:9d0f47bc66da	415	}

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Type:	Program
Mbed OS support:	Mbed 2 deprecated
Created:	12 May 2011
Imports:	22
Forks:	0
Commits:	2
Dependents:	0
Dependencies:	1
Followers:	1

USBMouse/usbhid.cpp@1:45de28d7be8e, 2011-05-12 (annotated)

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