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USBMouse/usbhid.cpp@1:eb68149218fd, 2010-04-07 (annotated)

Committer:: simon
Date:: Wed Apr 07 13:42:47 2010 +0000
Revision:: 1:eb68149218fd

Who changed what in which revision?

User	Revision	Line number	New contents of line
simon	1:eb68149218fd	1	/* usbhid.cpp */
simon	1:eb68149218fd	2	/* USB HID class device */
simon	1:eb68149218fd	3	/* Copyright (c) Phil Wright 2008 */
simon	1:eb68149218fd	4
simon	1:eb68149218fd	5	#include "mbed.h"
simon	1:eb68149218fd	6	#include "usbhid.h"
simon	1:eb68149218fd	7	#include "asciihid.h"
simon	1:eb68149218fd	8
simon	1:eb68149218fd	9	/* Endpoint packet sizes */
simon	1:eb68149218fd	10	#define MAX_PACKET_SIZE_EP1 (64)
simon	1:eb68149218fd	11
simon	1:eb68149218fd	12	/* HID Class */
simon	1:eb68149218fd	13	#define HID_CLASS (3)
simon	1:eb68149218fd	14	#define HID_SUBCLASS_NONE (0)
simon	1:eb68149218fd	15	#define HID_PROTOCOL_NONE (0)
simon	1:eb68149218fd	16	#define HID_DESCRIPTOR (33)
simon	1:eb68149218fd	17	#define REPORT_DESCRIPTOR (34)
simon	1:eb68149218fd	18
simon	1:eb68149218fd	19	/* Class requests */
simon	1:eb68149218fd	20	#define GET_REPORT (0x1)
simon	1:eb68149218fd	21	#define GET_IDLE (0x2)
simon	1:eb68149218fd	22	#define SET_REPORT (0x9)
simon	1:eb68149218fd	23	#define SET_IDLE (0xa)
simon	1:eb68149218fd	24
simon	1:eb68149218fd	25	/* Descriptors */
simon	1:eb68149218fd	26	unsigned char deviceDescriptor[] = {
simon	1:eb68149218fd	27	0x12, /* bLength */
simon	1:eb68149218fd	28	DEVICE_DESCRIPTOR, /* bDescriptorType */
simon	1:eb68149218fd	29	0x00, /* bcdUSB (LSB) */
simon	1:eb68149218fd	30	0x02, /* bcdUSB (MSB) */
simon	1:eb68149218fd	31	0x00, /* bDeviceClass */
simon	1:eb68149218fd	32	0x00, /* bDeviceSubClass */
simon	1:eb68149218fd	33	0x00, /* bDeviceprotocol */
simon	1:eb68149218fd	34	MAX_PACKET_SIZE_EP0, /* bMaxPacketSize0 */
simon	1:eb68149218fd	35	0x28, /* idVendor (LSB) */
simon	1:eb68149218fd	36	0x0d, /* idVendor (MSB) */
simon	1:eb68149218fd	37	0x05, /* idProduct (LSB) */
simon	1:eb68149218fd	38	0x02, /* idProduct (MSB) */
simon	1:eb68149218fd	39	0x00, /* bcdDevice (LSB) */
simon	1:eb68149218fd	40	0x00, /* bcdDevice (MSB) */
simon	1:eb68149218fd	41	0x00, /* iManufacturer */
simon	1:eb68149218fd	42	0x00, /* iProduct */
simon	1:eb68149218fd	43	0x00, /* iSerialNumber */
simon	1:eb68149218fd	44	0x01 /* bNumConfigurations */
simon	1:eb68149218fd	45	};
simon	1:eb68149218fd	46
simon	1:eb68149218fd	47	unsigned char configurationDescriptor[] = {
simon	1:eb68149218fd	48	0x09, /* bLength */
simon	1:eb68149218fd	49	CONFIGURATION_DESCRIPTOR, /* bDescriptorType */
simon	1:eb68149218fd	50	0x09+0x09+0x09+0x07, /* wTotalLength (LSB) */
simon	1:eb68149218fd	51	0x00, /* wTotalLength (MSB) */
simon	1:eb68149218fd	52	0x01, /* bNumInterfaces */
simon	1:eb68149218fd	53	0x01, /* bConfigurationValue */
simon	1:eb68149218fd	54	0x00, /* iConfiguration */
simon	1:eb68149218fd	55	0xc0, /* bmAttributes */
simon	1:eb68149218fd	56	0x00, /* bMaxPower */
simon	1:eb68149218fd	57
simon	1:eb68149218fd	58	0x09, /* bLength */
simon	1:eb68149218fd	59	INTERFACE_DESCRIPTOR, /* bDescriptorType */
simon	1:eb68149218fd	60	0x00, /* bInterfaceNumber */
simon	1:eb68149218fd	61	0x00, /* bAlternateSetting */
simon	1:eb68149218fd	62	0x01, /* bNumEndpoints */
simon	1:eb68149218fd	63	HID_CLASS, /* bInterfaceClass */
simon	1:eb68149218fd	64	HID_SUBCLASS_NONE, /* bInterfaceSubClass */
simon	1:eb68149218fd	65	HID_PROTOCOL_NONE, /* bInterfaceProtocol */
simon	1:eb68149218fd	66	0x00, /* iInterface */
simon	1:eb68149218fd	67
simon	1:eb68149218fd	68	0x09, /* bLength */
simon	1:eb68149218fd	69	HID_DESCRIPTOR, /* bDescriptorType */
simon	1:eb68149218fd	70	0x11, /* bcdHID (LSB) */
simon	1:eb68149218fd	71	0x01, /* bcdHID (MSB) */
simon	1:eb68149218fd	72	0x00, /* bCountryCode */
simon	1:eb68149218fd	73	0x01, /* bNumDescriptors */
simon	1:eb68149218fd	74	REPORT_DESCRIPTOR, /* bDescriptorType */
simon	1:eb68149218fd	75	0x79, /* wDescriptorLength (LSB) */
simon	1:eb68149218fd	76	0x00, /* wDescriptorLength (MSB) */
simon	1:eb68149218fd	77
simon	1:eb68149218fd	78	0x07, /* bLength */
simon	1:eb68149218fd	79	ENDPOINT_DESCRIPTOR, /* bDescriptorType */
simon	1:eb68149218fd	80	0x81, /* bEndpointAddress */
simon	1:eb68149218fd	81	0x03, /* bmAttributes */
simon	1:eb68149218fd	82	MAX_PACKET_SIZE_EP1, /* wMaxPacketSize (LSB) */
simon	1:eb68149218fd	83	0x00, /* wMaxPacketSize (MSB) */
simon	1:eb68149218fd	84	0x0a, /* bInterval */
simon	1:eb68149218fd	85	};
simon	1:eb68149218fd	86
simon	1:eb68149218fd	87	/* HID Class Report Descriptor */
simon	1:eb68149218fd	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 */
simon	1:eb68149218fd	89
simon	1:eb68149218fd	90	/* Main items */
simon	1:eb68149218fd	91	#define INPUT(size) (0x80 \| size)
simon	1:eb68149218fd	92	#define OUTPUT(size) (0x90 \| size)
simon	1:eb68149218fd	93	#define FEATURE(size) (0xb0 \| size)
simon	1:eb68149218fd	94	#define COLLECTION(size) (0xa0 \| size)
simon	1:eb68149218fd	95	#define END_COLLECTION(size) (0xc0 \| size)
simon	1:eb68149218fd	96
simon	1:eb68149218fd	97	/* Global items */
simon	1:eb68149218fd	98	#define USAGE_PAGE(size) (0x04 \| size)
simon	1:eb68149218fd	99	#define LOGICAL_MIN(size) (0x14 \| size)
simon	1:eb68149218fd	100	#define LOGICAL_MAX(size) (0x24 \| size)
simon	1:eb68149218fd	101	#define PHYSICAL_MIN(size) (0x34 \| size)
simon	1:eb68149218fd	102	#define PHYSICAL_MAX(size) (0x44 \| size)
simon	1:eb68149218fd	103	#define UNIT_EXPONENT(size) (0x54 \| size)
simon	1:eb68149218fd	104	#define UNIT(size) (0x64 \| size)
simon	1:eb68149218fd	105	#define REPORT_SIZE(size) (0x74 \| size)
simon	1:eb68149218fd	106	#define REPORT_ID(size) (0x84 \| size)
simon	1:eb68149218fd	107	#define REPORT_COUNT(size) (0x94 \| size)
simon	1:eb68149218fd	108	#define PUSH(size) (0xa4 \| size)
simon	1:eb68149218fd	109	#define POP(size) (0xb4 \| size)
simon	1:eb68149218fd	110
simon	1:eb68149218fd	111	/* Local items */
simon	1:eb68149218fd	112	#define USAGE(size) (0x08 \| size)
simon	1:eb68149218fd	113	#define USAGE_MIN(size) (0x18 \| size)
simon	1:eb68149218fd	114	#define USAGE_MAX(size) (0x28 \| size)
simon	1:eb68149218fd	115	#define DESIGNATOR_INDEX(size) (0x38 \| size)
simon	1:eb68149218fd	116	#define DESIGNATOR_MIN(size) (0x48 \| size)
simon	1:eb68149218fd	117	#define DESIGNATOR_MAX(size) (0x58 \| size)
simon	1:eb68149218fd	118	#define STRING_INDEX(size) (0x78 \| size)
simon	1:eb68149218fd	119	#define STRING_MIN(size) (0x88 \| size)
simon	1:eb68149218fd	120	#define STRING_MAX(size) (0x98 \| size)
simon	1:eb68149218fd	121	#define DELIMITER(size) (0xa8 \| size)
simon	1:eb68149218fd	122
simon	1:eb68149218fd	123	#define REPORT_ID_KEYBOARD (1)
simon	1:eb68149218fd	124	#define REPORT_ID_MOUSE (2)
simon	1:eb68149218fd	125
simon	1:eb68149218fd	126	#define MAX_REPORT_SIZE (8)
simon	1:eb68149218fd	127
simon	1:eb68149218fd	128	unsigned char reportDescriptor[] = {
simon	1:eb68149218fd	129	/* Keyboard */
simon	1:eb68149218fd	130	USAGE_PAGE(1), 0x01,
simon	1:eb68149218fd	131	USAGE(1), 0x06,
simon	1:eb68149218fd	132	COLLECTION(1), 0x01,
simon	1:eb68149218fd	133	REPORT_ID(1), REPORT_ID_KEYBOARD,
simon	1:eb68149218fd	134	USAGE_PAGE(1), 0x07,
simon	1:eb68149218fd	135	USAGE_MIN(1), 0xE0,
simon	1:eb68149218fd	136	USAGE_MAX(1), 0xE7,
simon	1:eb68149218fd	137	LOGICAL_MIN(1), 0x00,
simon	1:eb68149218fd	138	LOGICAL_MAX(1), 0x01,
simon	1:eb68149218fd	139	REPORT_SIZE(1), 0x01,
simon	1:eb68149218fd	140	REPORT_COUNT(1), 0x08,
simon	1:eb68149218fd	141	INPUT(1), 0x02,
simon	1:eb68149218fd	142	REPORT_COUNT(1), 0x01,
simon	1:eb68149218fd	143	REPORT_SIZE(1), 0x08,
simon	1:eb68149218fd	144	INPUT(1), 0x01,
simon	1:eb68149218fd	145	REPORT_COUNT(1), 0x05,
simon	1:eb68149218fd	146	REPORT_SIZE(1), 0x01,
simon	1:eb68149218fd	147	USAGE_PAGE(1), 0x08,
simon	1:eb68149218fd	148	USAGE_MIN(1), 0x01,
simon	1:eb68149218fd	149	USAGE_MAX(1), 0x05,
simon	1:eb68149218fd	150	OUTPUT(1), 0x02,
simon	1:eb68149218fd	151	REPORT_COUNT(1), 0x01,
simon	1:eb68149218fd	152	REPORT_SIZE(1), 0x03,
simon	1:eb68149218fd	153	OUTPUT(1), 0x01,
simon	1:eb68149218fd	154	REPORT_COUNT(1), 0x06,
simon	1:eb68149218fd	155	REPORT_SIZE(1), 0x08,
simon	1:eb68149218fd	156	LOGICAL_MIN(1), 0x00,
simon	1:eb68149218fd	157	LOGICAL_MAX(2), 0xff, 0x00,
simon	1:eb68149218fd	158	USAGE_PAGE(1), 0x07,
simon	1:eb68149218fd	159	USAGE_MIN(1), 0x00,
simon	1:eb68149218fd	160	USAGE_MAX(2), 0xff, 0x00,
simon	1:eb68149218fd	161	INPUT(1), 0x00,
simon	1:eb68149218fd	162	END_COLLECTION(0),
simon	1:eb68149218fd	163
simon	1:eb68149218fd	164	/* Mouse */
simon	1:eb68149218fd	165	USAGE_PAGE(1), 0x01,
simon	1:eb68149218fd	166	USAGE(1), 0x02,
simon	1:eb68149218fd	167	COLLECTION(1), 0x01,
simon	1:eb68149218fd	168	USAGE(1), 0x01,
simon	1:eb68149218fd	169	COLLECTION(1), 0x00,
simon	1:eb68149218fd	170	REPORT_ID(1), REPORT_ID_MOUSE,
simon	1:eb68149218fd	171	REPORT_COUNT(1), 0x03,
simon	1:eb68149218fd	172	REPORT_SIZE(1), 0x01,
simon	1:eb68149218fd	173	USAGE_PAGE(1), 0x09,
simon	1:eb68149218fd	174	USAGE_MIN(1), 0x1,
simon	1:eb68149218fd	175	USAGE_MAX(1), 0x3,
simon	1:eb68149218fd	176	LOGICAL_MIN(1), 0x00,
simon	1:eb68149218fd	177	LOGICAL_MAX(1), 0x01,
simon	1:eb68149218fd	178	INPUT(1), 0x02,
simon	1:eb68149218fd	179	REPORT_COUNT(1), 0x01,
simon	1:eb68149218fd	180	REPORT_SIZE(1), 0x05,
simon	1:eb68149218fd	181	INPUT(1), 0x01,
simon	1:eb68149218fd	182	REPORT_COUNT(1), 0x03,
simon	1:eb68149218fd	183	REPORT_SIZE(1), 0x08,
simon	1:eb68149218fd	184	USAGE_PAGE(1), 0x01,
simon	1:eb68149218fd	185	USAGE(1), 0x30,
simon	1:eb68149218fd	186	USAGE(1), 0x31,
simon	1:eb68149218fd	187	USAGE(1), 0x38,
simon	1:eb68149218fd	188	LOGICAL_MIN(1), 0x81,
simon	1:eb68149218fd	189	LOGICAL_MAX(1), 0x7f,
simon	1:eb68149218fd	190	INPUT(1), 0x06,
simon	1:eb68149218fd	191	END_COLLECTION(0),
simon	1:eb68149218fd	192	END_COLLECTION(0),
simon	1:eb68149218fd	193	};
simon	1:eb68149218fd	194
simon	1:eb68149218fd	195	volatile bool complete;
simon	1:eb68149218fd	196	volatile bool configured;
simon	1:eb68149218fd	197	unsigned char outputReport[MAX_REPORT_SIZE];
simon	1:eb68149218fd	198
simon	1:eb68149218fd	199	usbhid::usbhid()
simon	1:eb68149218fd	200	{
simon	1:eb68149218fd	201	configured = false;
simon	1:eb68149218fd	202	connect();
simon	1:eb68149218fd	203	}
simon	1:eb68149218fd	204
simon	1:eb68149218fd	205	void usbhid::deviceEventReset()
simon	1:eb68149218fd	206	{
simon	1:eb68149218fd	207	configured = false;
simon	1:eb68149218fd	208
simon	1:eb68149218fd	209	/* Must call base class */
simon	1:eb68149218fd	210	usbdevice::deviceEventReset();
simon	1:eb68149218fd	211	}
simon	1:eb68149218fd	212
simon	1:eb68149218fd	213	bool usbhid::requestSetConfiguration(void)
simon	1:eb68149218fd	214	{
simon	1:eb68149218fd	215	bool result;
simon	1:eb68149218fd	216
simon	1:eb68149218fd	217	/* Configure IN interrupt endpoint */
simon	1:eb68149218fd	218	realiseEndpoint(EP1IN, MAX_PACKET_SIZE_EP1);
simon	1:eb68149218fd	219	enableEndpointEvent(EP1IN);
simon	1:eb68149218fd	220
simon	1:eb68149218fd	221	/* Must call base class */
simon	1:eb68149218fd	222	result = usbdevice::requestSetConfiguration();
simon	1:eb68149218fd	223
simon	1:eb68149218fd	224	if (result)
simon	1:eb68149218fd	225	{
simon	1:eb68149218fd	226	/* Now configured */
simon	1:eb68149218fd	227	configured = true;
simon	1:eb68149218fd	228	}
simon	1:eb68149218fd	229
simon	1:eb68149218fd	230	return result;
simon	1:eb68149218fd	231	}
simon	1:eb68149218fd	232
simon	1:eb68149218fd	233	bool usbhid::requestGetDescriptor(void)
simon	1:eb68149218fd	234	{
simon	1:eb68149218fd	235	bool success = false;
simon	1:eb68149218fd	236
simon	1:eb68149218fd	237	switch (DESCRIPTOR_TYPE(transfer.setup.wValue))
simon	1:eb68149218fd	238	{
simon	1:eb68149218fd	239	case DEVICE_DESCRIPTOR:
simon	1:eb68149218fd	240	transfer.remaining = sizeof(deviceDescriptor);
simon	1:eb68149218fd	241	transfer.ptr = deviceDescriptor;
simon	1:eb68149218fd	242	transfer.direction = DEVICE_TO_HOST;
simon	1:eb68149218fd	243	success = true;
simon	1:eb68149218fd	244	break;
simon	1:eb68149218fd	245	case CONFIGURATION_DESCRIPTOR:
simon	1:eb68149218fd	246	transfer.remaining = sizeof(configurationDescriptor);
simon	1:eb68149218fd	247	transfer.ptr = configurationDescriptor;
simon	1:eb68149218fd	248	transfer.direction = DEVICE_TO_HOST;
simon	1:eb68149218fd	249	success = true;
simon	1:eb68149218fd	250	break;
simon	1:eb68149218fd	251	case STRING_DESCRIPTOR:
simon	1:eb68149218fd	252	case INTERFACE_DESCRIPTOR:
simon	1:eb68149218fd	253	case ENDPOINT_DESCRIPTOR:
simon	1:eb68149218fd	254	/* TODO: Support is optional, not implemented here */
simon	1:eb68149218fd	255	break;
simon	1:eb68149218fd	256	case HID_DESCRIPTOR:
simon	1:eb68149218fd	257	transfer.remaining = 0x09; /* TODO: Fix hard coded size/offset */
simon	1:eb68149218fd	258	transfer.ptr = &configurationDescriptor[18];
simon	1:eb68149218fd	259	transfer.direction = DEVICE_TO_HOST;
simon	1:eb68149218fd	260	success = true;
simon	1:eb68149218fd	261	break;
simon	1:eb68149218fd	262	case REPORT_DESCRIPTOR:
simon	1:eb68149218fd	263	transfer.remaining = sizeof(reportDescriptor);
simon	1:eb68149218fd	264	transfer.ptr = reportDescriptor;
simon	1:eb68149218fd	265	transfer.direction = DEVICE_TO_HOST;
simon	1:eb68149218fd	266	success = true;
simon	1:eb68149218fd	267	break;
simon	1:eb68149218fd	268	default:
simon	1:eb68149218fd	269	break;
simon	1:eb68149218fd	270	}
simon	1:eb68149218fd	271
simon	1:eb68149218fd	272	return success;
simon	1:eb68149218fd	273	}
simon	1:eb68149218fd	274
simon	1:eb68149218fd	275	bool usbhid::requestSetup(void)
simon	1:eb68149218fd	276	{
simon	1:eb68149218fd	277	/* Process class requests */
simon	1:eb68149218fd	278	bool success = false;
simon	1:eb68149218fd	279
simon	1:eb68149218fd	280	if (transfer.setup.bmRequestType.Type == CLASS_TYPE)
simon	1:eb68149218fd	281	{
simon	1:eb68149218fd	282	switch (transfer.setup.bRequest)
simon	1:eb68149218fd	283	{
simon	1:eb68149218fd	284	case SET_REPORT:
simon	1:eb68149218fd	285	switch (transfer.setup.wValue & 0xff)
simon	1:eb68149218fd	286	{
simon	1:eb68149218fd	287	case REPORT_ID_KEYBOARD:
simon	1:eb68149218fd	288	/* TODO: LED state */
simon	1:eb68149218fd	289	transfer.remaining = sizeof(outputReport);
simon	1:eb68149218fd	290	transfer.ptr = outputReport;
simon	1:eb68149218fd	291	transfer.direction = HOST_TO_DEVICE;
simon	1:eb68149218fd	292	success = true;
simon	1:eb68149218fd	293	break;
simon	1:eb68149218fd	294	default:
simon	1:eb68149218fd	295	break;
simon	1:eb68149218fd	296	}
simon	1:eb68149218fd	297	break;
simon	1:eb68149218fd	298	default:
simon	1:eb68149218fd	299	break;
simon	1:eb68149218fd	300	}
simon	1:eb68149218fd	301	}
simon	1:eb68149218fd	302
simon	1:eb68149218fd	303	if (success)
simon	1:eb68149218fd	304	{
simon	1:eb68149218fd	305	/* We've handled this request */
simon	1:eb68149218fd	306	return true;
simon	1:eb68149218fd	307	}
simon	1:eb68149218fd	308
simon	1:eb68149218fd	309	return usbdevice::requestSetup();
simon	1:eb68149218fd	310	}
simon	1:eb68149218fd	311
simon	1:eb68149218fd	312	bool usbhid::sendInputReport(unsigned char id, unsigned char *data, unsigned char size)
simon	1:eb68149218fd	313	{
simon	1:eb68149218fd	314	/* Send an Input Report */
simon	1:eb68149218fd	315	/* If data is NULL an all zero report is sent */
simon	1:eb68149218fd	316
simon	1:eb68149218fd	317	static unsigned char report[MAX_REPORT_SIZE+1]; /* +1 for report ID */
simon	1:eb68149218fd	318	unsigned char i;
simon	1:eb68149218fd	319
simon	1:eb68149218fd	320	if (size > MAX_REPORT_SIZE)
simon	1:eb68149218fd	321	{
simon	1:eb68149218fd	322	return false;
simon	1:eb68149218fd	323	}
simon	1:eb68149218fd	324
simon	1:eb68149218fd	325	/* Add report ID */
simon	1:eb68149218fd	326	report[0]=id;
simon	1:eb68149218fd	327
simon	1:eb68149218fd	328	/* Add report data */
simon	1:eb68149218fd	329	if (data != NULL)
simon	1:eb68149218fd	330	{
simon	1:eb68149218fd	331	for (i=0; i<size; i++)
simon	1:eb68149218fd	332	{
simon	1:eb68149218fd	333	report[i+1] = *data++;
simon	1:eb68149218fd	334	}
simon	1:eb68149218fd	335	}
simon	1:eb68149218fd	336	else
simon	1:eb68149218fd	337	{
simon	1:eb68149218fd	338	for (i=0; i<size; i++)
simon	1:eb68149218fd	339	{
simon	1:eb68149218fd	340	report[i+1] = 0;
simon	1:eb68149218fd	341	}
simon	1:eb68149218fd	342	}
simon	1:eb68149218fd	343
simon	1:eb68149218fd	344	/* Block if not configured */
simon	1:eb68149218fd	345	while (!configured);
simon	1:eb68149218fd	346
simon	1:eb68149218fd	347	/* Send report */
simon	1:eb68149218fd	348	complete = false;
simon	1:eb68149218fd	349	disableEvents();
simon	1:eb68149218fd	350	endpointWrite(EP1IN, report, size+1); /* +1 for report ID */
simon	1:eb68149218fd	351	enableEvents();
simon	1:eb68149218fd	352
simon	1:eb68149218fd	353	/* Wait for completion */
simon	1:eb68149218fd	354	while(!complete && configured);
simon	1:eb68149218fd	355	return true;
simon	1:eb68149218fd	356	}
simon	1:eb68149218fd	357
simon	1:eb68149218fd	358	void usbhid::endpointEventEP1In(void)
simon	1:eb68149218fd	359	{
simon	1:eb68149218fd	360	complete = true;
simon	1:eb68149218fd	361	}
simon	1:eb68149218fd	362
simon	1:eb68149218fd	363	bool usbhid::keyboard(char c)
simon	1:eb68149218fd	364	{
simon	1:eb68149218fd	365	/* Send a simulated keyboard keypress. Returns true if successful. */
simon	1:eb68149218fd	366	unsigned char report[8]={0,0,0,0,0,0,0,0};
simon	1:eb68149218fd	367
simon	1:eb68149218fd	368	report[0] = keymap[c].modifier;
simon	1:eb68149218fd	369	report[2] = keymap[c].usage;
simon	1:eb68149218fd	370
simon	1:eb68149218fd	371	/* Key down */
simon	1:eb68149218fd	372	if (!sendInputReport(REPORT_ID_KEYBOARD, report, 8))
simon	1:eb68149218fd	373	{
simon	1:eb68149218fd	374	return false;
simon	1:eb68149218fd	375	}
simon	1:eb68149218fd	376
simon	1:eb68149218fd	377	/* Key up */
simon	1:eb68149218fd	378	if (!sendInputReport(REPORT_ID_KEYBOARD, NULL, 8))
simon	1:eb68149218fd	379	{
simon	1:eb68149218fd	380	return false;
simon	1:eb68149218fd	381	}
simon	1:eb68149218fd	382
simon	1:eb68149218fd	383	return true;
simon	1:eb68149218fd	384	}
simon	1:eb68149218fd	385
simon	1:eb68149218fd	386	bool usbhid::keyboard(char *string)
simon	1:eb68149218fd	387	{
simon	1:eb68149218fd	388	/* Send a string of characters. Returns true if successful. */
simon	1:eb68149218fd	389	do {
simon	1:eb68149218fd	390	if (!keyboard(*string++))
simon	1:eb68149218fd	391	{
simon	1:eb68149218fd	392	return false;
simon	1:eb68149218fd	393	}
simon	1:eb68149218fd	394	} while (*string != '\0');
simon	1:eb68149218fd	395
simon	1:eb68149218fd	396	return true;
simon	1:eb68149218fd	397	}
simon	1:eb68149218fd	398
simon	1:eb68149218fd	399	bool usbhid::mouse(signed char x, signed char y, unsigned char buttons, signed char wheel)
simon	1:eb68149218fd	400	{
simon	1:eb68149218fd	401	/* Send a simulated mouse event. Returns true if successful. */
simon	1:eb68149218fd	402	unsigned char report[4]={0,0,0,0};
simon	1:eb68149218fd	403
simon	1:eb68149218fd	404	report[0] = buttons;
simon	1:eb68149218fd	405	report[1] = x;
simon	1:eb68149218fd	406	report[2] = y;
simon	1:eb68149218fd	407	report[3] = wheel;
simon	1:eb68149218fd	408
simon	1:eb68149218fd	409	if (!sendInputReport(REPORT_ID_MOUSE, report, 4))
simon	1:eb68149218fd	410	{
simon	1:eb68149218fd	411	return false;
simon	1:eb68149218fd	412	}
simon	1:eb68149218fd	413
simon	1:eb68149218fd	414	return true;
simon	1:eb68149218fd	415	}

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Type:	Program
Mbed OS support:	Mbed 2 deprecated
Created:	22 Oct 2009
Imports:	1201
Forks:	1
Commits:	2
Dependents:	0
Dependencies:	1
Followers:	23

USBMouse/usbhid.cpp@1:eb68149218fd, 2010-04-07 (annotated)

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