Simple USBHost library for Nucleo F446RE/F411RE/F401RE FRDM-KL46Z/KL25Z/F64F LPC4088/LPC1768
Dependents: F401RE-BTstack_example F401RE-USBHostMSD_HelloWorld
Fork of KL46Z-USBHost by
簡易USBホストライブラリです。
official-USBHostの下位互換で対応プログラムを僅かな修正で動かすことが出来ます。
Platforms
- Nucleo F446RE
- Nucleo F411RE
- Nucleo F401RE
- FRDM-K64F
- FRDM-KL46Z
- FRDM-KL25Z
- LPC4088
- LPC1768
Nucleo F446RE/F411RE/F401REのUSB接続方法
ST morpho | USB |
---|---|
U5V (CN10-8) | VBUS (1 RED) |
PA11 (CN10-14) | DM (2 WHITE) |
PA12 (CN10-12) | DP (3 GREEN) |
GND (CN10-20) | GND (4 BLACK) |
Examples
Import programF446RE-USBHostMouse_HelloWorld
USBHostMouse Hello World for ST-Nucleo-F446RE
Import programF401RE-USBHostMSD_HelloWorld
Simple USBHost MSD(USB flash drive) for Nucleo F401RE/FRDM-KL46Z test program
Import programF401RE-USBHostC270_example
Simple USBHost WebCam test program
Import programK64F_USBHostC270_example
Simple USBHost C270 example
Import programF401RE-BTstack_example
BTstack for Nucleo F401RE/FRDM-KL46Z example program
Import programUSBHostRSSI_example
Bluetooth device discovery example program.
Import programKL46Z-USBHostGPS_HelloWorld
Simple USBHost GPS Dongle Receiver for FRDM-KL46Z test program
Diff: USBHost/USBHost.cpp
- Revision:
- 11:61843badd06e
- Parent:
- 10:40c7f6788902
- Child:
- 12:b91fdea8c0a7
--- a/USBHost/USBHost.cpp Wed Feb 05 13:34:37 2014 +0000 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 @@ -1,478 +0,0 @@ -// Simple USBHost for FRDM-KL46Z -#include "USBHost.h" -#include <algorithm> - -USBHost* USBHost::inst = NULL; - -USBHost* USBHost::getHostInst() -{ - if (inst == NULL) { - inst = new USBHost(); - inst->init(); - } - return inst; -} - -void USBHost::poll() -{ - if (inst) { - inst->task(); - } -} - -USBHost::USBHost() { -} - -/* virtual */ bool USBHost::addDevice(USBDeviceConnected* parent, int port, bool lowSpeed) { - USBDeviceConnected* dev = new USBDeviceConnected; - USBEndpoint* ep = new USBEndpoint(dev); - dev->init(0, port, lowSpeed); - dev->setAddress(0); - dev->setEpCtl(ep); - uint8_t desc[18]; - wait_ms(100); - - int rc = controlRead(dev, 0x80, GET_DESCRIPTOR, 1<<8, 0, desc, 8); - USB_TEST_ASSERT(rc == USB_TYPE_OK); - if (rc != USB_TYPE_OK) { - USB_ERR("ADD DEVICE FAILD"); - } - USB_DBG_HEX(desc, 8); - DeviceDescriptor* dev_desc = reinterpret_cast<DeviceDescriptor*>(desc); - ep->setSize(dev_desc->bMaxPacketSize); - - int new_addr = USBDeviceConnected::getNewAddress(); - rc = controlWrite(dev, 0x00, SET_ADDRESS, new_addr, 0, NULL, 0); - USB_TEST_ASSERT(rc == USB_TYPE_OK); - dev->setAddress(new_addr); - wait_ms(100); - - rc = controlRead(dev, 0x80, GET_DESCRIPTOR, 1<<8, 0, desc, sizeof(desc)); - USB_TEST_ASSERT(rc == USB_TYPE_OK); - USB_DBG_HEX(desc, sizeof(desc)); - - dev->setVid(dev_desc->idVendor); - dev->setPid(dev_desc->idProduct); - dev->setClass(dev_desc->bDeviceClass); - USB_INFO("parent:%p port:%d speed:%s VID:%04x PID:%04x class:%02x addr:%d", - parent, port, (lowSpeed ? "low " : "full"), dev->getVid(), dev->getPid(), dev->getClass(), - dev->getAddress()); - - DeviceLists.push_back(dev); - - if (dev->getClass() == HUB_CLASS) { - const int config = 1; - int rc = controlWrite(dev, 0x00, SET_CONFIGURATION, config, 0, NULL, 0); - USB_TEST_ASSERT(rc == USB_TYPE_OK); - wait_ms(100); - Hub(dev); - } - return true; -} - -// enumerate a device with the control USBEndpoint -USB_TYPE USBHost::enumerate(USBDeviceConnected * dev, IUSBEnumerator* pEnumerator) -{ - if (dev->getClass() == HUB_CLASS) { // skip hub class - return USB_TYPE_OK; - } - uint8_t desc[18]; - USB_TYPE rc = controlRead(dev, 0x80, GET_DESCRIPTOR, 1<<8, 0, desc, sizeof(desc)); - USB_TEST_ASSERT(rc == USB_TYPE_OK); - USB_DBG_HEX(desc, sizeof(desc)); - if (rc != USB_TYPE_OK) { - return rc; - } - DeviceDescriptor* dev_desc = reinterpret_cast<DeviceDescriptor*>(desc); - dev->setClass(dev_desc->bDeviceClass); - pEnumerator->setVidPid(dev->getVid(), dev->getPid()); - - rc = controlRead(dev, 0x80, GET_DESCRIPTOR, 2<<8, 0, desc, 4); - USB_TEST_ASSERT(rc == USB_TYPE_OK); - USB_DBG_HEX(desc, 4); - - int TotalLength = desc[2]|desc[3]<<8; - uint8_t* buf = new uint8_t[TotalLength]; - rc = controlRead(dev, 0x80, GET_DESCRIPTOR, 2<<8, 0, buf, TotalLength); - USB_TEST_ASSERT(rc == USB_TYPE_OK); - //USB_DBG_HEX(buf, TotalLength); - - // Parse the configuration descriptor - parseConfDescr(dev, buf, TotalLength, pEnumerator); - delete[] buf; - // only set configuration if not enumerated before - if (!dev->isEnumerated()) { - USB_DBG("Set configuration 1 on dev: %p", dev); - // sixth step: set configuration (only 1 supported) - int config = 1; - USB_TYPE res = controlWrite(dev, 0x00, SET_CONFIGURATION, config, 0, NULL, 0); - if (res != USB_TYPE_OK) { - USB_ERR("SET CONF FAILED"); - return res; - } - // Some devices may require this delay - wait_ms(100); - dev->setEnumerated(); - // Now the device is enumerated! - USB_DBG("dev %p is enumerated", dev); - } - return USB_TYPE_OK; -} - -// this method fills the USBDeviceConnected object: class,.... . It also add endpoints found in the descriptor. -void USBHost::parseConfDescr(USBDeviceConnected * dev, uint8_t * conf_descr, uint32_t len, IUSBEnumerator* pEnumerator) -{ - uint32_t index = 0; - uint32_t len_desc = 0; - uint8_t id = 0; - USBEndpoint * ep = NULL; - uint8_t intf_nb = 0; - bool parsing_intf = false; - uint8_t current_intf = 0; - EndpointDescriptor* ep_desc; - - while (index < len) { - len_desc = conf_descr[index]; - id = conf_descr[index+1]; - USB_DBG_HEX(conf_descr+index, len_desc); - switch (id) { - case CONFIGURATION_DESCRIPTOR: - USB_DBG("dev: %p has %d intf", dev, conf_descr[4]); - dev->setNbIntf(conf_descr[4]); - break; - case INTERFACE_DESCRIPTOR: - if(pEnumerator->parseInterface(conf_descr[index + 2], conf_descr[index + 5], conf_descr[index + 6], conf_descr[index + 7])) { - intf_nb++; - current_intf = conf_descr[index + 2]; - dev->addInterface(current_intf, conf_descr[index + 5], conf_descr[index + 6], conf_descr[index + 7]); - USB_DBG("ADD INTF %d on device %p: class: %d, subclass: %d, proto: %d", current_intf, dev, conf_descr[index + 5],conf_descr[index + 6],conf_descr[index + 7]); - parsing_intf = true; - } else { - parsing_intf = false; - } - break; - case ENDPOINT_DESCRIPTOR: - ep_desc = reinterpret_cast<EndpointDescriptor*>(conf_descr+index); - if (parsing_intf && (intf_nb <= MAX_INTF) ) { - ENDPOINT_TYPE type = (ENDPOINT_TYPE)(ep_desc->bmAttributes & 0x03); - ENDPOINT_DIRECTION dir = (ep_desc->bEndpointAddress & 0x80) ? IN : OUT; - if(pEnumerator->useEndpoint(current_intf, type, dir)) { - ep = new USBEndpoint(dev); - ep->init(type, dir, ep_desc->wMaxPacketSize, ep_desc->bEndpointAddress); - USB_DBG("ADD USBEndpoint %p, on interf %d on device %p", ep, current_intf, dev); - dev->addEndpoint(current_intf, ep); - } - } - break; - case HID_DESCRIPTOR: - //lenReportDescr = conf_descr[index + 7] | (conf_descr[index + 8] << 8); - break; - default: - break; - } - index += len_desc; - } -} - -USB_TYPE USBHost::controlRead(USBDeviceConnected* dev, uint8_t requestType, uint8_t request, uint32_t value, uint32_t index, uint8_t * buf, uint32_t len) { - SETUP_PACKET setup = {requestType, request, value, index}; - int result = ControlRead(dev, &setup, buf, len); - //USB_DBG2("result=%d %02x", result, LastStatus); - return (result >= 0) ? USB_TYPE_OK : USB_TYPE_ERROR; -} - -USB_TYPE USBHost::controlWrite(USBDeviceConnected* dev, uint8_t requestType, uint8_t request, uint32_t value, uint32_t index, uint8_t * buf, uint32_t len) { - SETUP_PACKET setup = {requestType, request, value, index}; - int result = ControlWrite(dev, &setup, buf, len); - if (result >= 0) { - return USB_TYPE_OK; - } - USB_DBG("result=%d %02x", result, LastStatus); - USB_DBG_HEX(buf, len); - return USB_TYPE_ERROR; -} - -USB_TYPE USBHost::bulkRead(USBDeviceConnected* dev, USBEndpoint* ep, uint8_t* buf, uint32_t len, bool blocking) { - if (blocking == false) { - ep->setBuffer(buf, len); - ep_queue.push(ep); - return USB_TYPE_PROCESSING; - } - int result = bulkReadBLOCK(ep, buf, len, -1); - if (result >= 0) { - return USB_TYPE_OK; - } - //USB_DBG2("result=%d %02x", result, host->LastStatus); - return USB_TYPE_ERROR; -} - -USB_TYPE USBHost::bulkWrite(USBDeviceConnected* dev, USBEndpoint* ep, uint8_t* buf, uint32_t len, bool blocking) { - USB_TEST_ASSERT(blocking); - int result = bulkWriteNB(ep, buf, len); - if (result >= 0) { - return USB_TYPE_OK; - } - USB_DBG2("result=%d %02x", result, LastStatus); - return USB_TYPE_ERROR; -} - -USB_TYPE USBHost::interruptRead(USBDeviceConnected* dev, USBEndpoint* ep, uint8_t* buf, uint32_t len, bool blocking) { - if (blocking == false) { - ep->setBuffer(buf, len); - ep_queue.push(ep); - return USB_TYPE_PROCESSING; - } - interruptReadNB(ep, buf, len); - return USB_TYPE_OK; -} - -USB_TYPE USBHost::interruptWrite(USBDeviceConnected* dev, USBEndpoint* ep, uint8_t* buf, uint32_t len, bool blocking) { - USB_TEST_ASSERT(blocking); - interruptWriteNB(ep, buf, len); - return USB_TYPE_OK; -} - -USB_TYPE USBHost::isochronousRead(USBDeviceConnected* dev, USBEndpoint* ep, uint8_t* buf, uint32_t len, bool blocking) { - if (blocking == false) { - ep->setBuffer(buf, len); - ep_queue.push(ep); - return USB_TYPE_PROCESSING; - } - isochronousReadNB(ep, buf, len); - return USB_TYPE_OK; -} - -int USBHost::ControlRead(USBDeviceConnected* dev, SETUP_PACKET* setup, uint8_t* data, int size) { - USB_TEST_ASSERT(dev); - USBEndpoint* ep = dev->getEpCtl(); - USB_TEST_ASSERT(ep); - setAddr(dev->getAddress(), dev->getSpeed()); - token_setup(ep, setup, size); // setup stage - if (LastStatus != ACK) { - USB_DBG("setup %02x", LastStatus); - return -1; - } - int read_len = 0; - while(read_len < size) { - int size2 = std::min(size-read_len, ep->getSize()); - int result = token_in(ep, data+read_len, size2); - //USB_DBG("token_in result=%d %02x", result, LastStatus); - if (result < 0) { - USB_DBG("token_in %d/%d %02x", read_len, size, LastStatus); - return result; - } - read_len += result; - if (result < ep->getSize()) { - break; - } - } - ep->setData01(DATA1); - int result = token_out(ep); // status stage - if (result < 0) { - USB_DBG("status token_out %02x", LastStatus); - if (LastStatus == STALL) { - ep->setLengthTransferred(read_len); - return read_len; - } - return result; - } - ep->setLengthTransferred(read_len); - return read_len; -} - -int USBHost::ControlWrite(USBDeviceConnected* dev, SETUP_PACKET* setup, uint8_t* data, int size) { - USB_TEST_ASSERT(dev); - USBEndpoint* ep = dev->getEpCtl(); - USB_TEST_ASSERT(ep); - setAddr(dev->getAddress(), dev->getSpeed()); - token_setup(ep, setup, size); // setup stage - if (LastStatus != ACK) { - USB_DBG("setup %02x", LastStatus); - return -1; - } - int write_len = 0; - if (data != NULL) { - write_len = token_out(ep, data, size); - if (write_len < 0) { - return -1; - } - } - ep->setData01(DATA1); - int result = token_in(ep); // status stage - if (result < 0) { - USB_DBG("result=%d %02x", result, LastStatus); - //return result; - } - ep->setLengthTransferred(write_len); - return write_len; -} - -int USBHost::interruptReadNB(USBEndpoint* ep, uint8_t* data, int size) -{ - USB_TEST_ASSERT(ep); - USBDeviceConnected* dev = ep->getDevice(); - USB_TEST_ASSERT(dev); - setAddr(dev->getAddress(), dev->getSpeed()); - setEndpoint(); - const int retryLimit = 0; - int read_len = 0; - for(int n = 0; read_len < size; n++) { - int size2 = std::min(size-read_len, ep->getSize()); - int result = token_in(ep, data+read_len, size2, retryLimit); - if (result < 0) { - if (LastStatus == NAK) { - if (n == 0) { - return -1; - } - break; - } - //USB_DBG("token_in result=%d %02x", result, LastStatus); - return result; - } - read_len += result; - if (result < ep->getSize()) { - break; - } - } - ep->setLengthTransferred(read_len); - return read_len; -} - -int USBHost::interruptWriteNB(USBEndpoint* ep, const uint8_t* data, int size) -{ - USB_TEST_ASSERT(ep); - USBDeviceConnected* dev = ep->getDevice(); - USB_TEST_ASSERT(dev); - setAddr(dev->getAddress(), dev->getSpeed()); - setEndpoint(); - const int retryLimit = 0; - int transferred_len = 0; - for(int n = 0; transferred_len < size; n++) { - int size2 = std::min(size-transferred_len, ep->getSize()); - int result = token_out(ep, data+transferred_len, size2, retryLimit); - if (result < 0) { - if (LastStatus == NAK) { - if (n == 0) { - return -1; - } - break; - } - //USB_DBG("token_in result=%d %02x", result, LastStatus); - return result; - } - transferred_len += result; - if (result < ep->getSize()) { - break; - } - } - ep->setLengthTransferred(transferred_len); - return transferred_len; -} - -int USBHost::bulkReadNB(USBEndpoint* ep, uint8_t* data, int size) -{ - return bulkReadBLOCK(ep, data, size, 0); -} - -int USBHost::bulkReadBLOCK(USBEndpoint* ep, uint8_t* data, int size, int timeout_ms) { - USB_TEST_ASSERT(ep); - USBDeviceConnected* dev = ep->getDevice(); - USB_TEST_ASSERT(dev); - setAddr(dev->getAddress()); - setEndpoint(); - int retryLimit = (timeout_ms == 0) ? 0 : 10; - int read_len = 0; - Timer t; - for(int n = 0; read_len < size; n++) { - int size2 = std::min(size-read_len, ep->getSize()); - int result = token_in(ep, data+read_len, size2, retryLimit); - if (result < 0) { - if (LastStatus == NAK) { - if (n == 0) { - return -1; - } - break; - } - //USB_DBG("token_in result=%d %02x", result, LastStatus); - return result; - } - read_len += result; - if (result < ep->getSize()) { - break; - } - if (timeout_ms > 0 && t.read_ms() > timeout_ms) { - USB_DBG("timeout_ms: %d", timeout_ms); - break; - } - } - ep->setLengthTransferred(read_len); - return read_len; -} - -int USBHost::bulkWriteNB(USBEndpoint* ep, const uint8_t* data, int size) { - USB_TEST_ASSERT(ep); - USBDeviceConnected* dev = ep->getDevice(); - USB_TEST_ASSERT(dev); - setAddr(dev->getAddress()); - setEndpoint(); - int write_len = 0; - for(int n = 0; write_len < size; n++) { - int size2 = std::min(size-write_len, ep->getSize()); - int result = token_out(ep, data+write_len, size2); - if (result < 0) { - if (LastStatus == NAK) { - if (n == 0) { - return -1; - } - break; - } - USB_DBG("token_out result=%d %02x", result, LastStatus); - return result; - } - write_len += result; - if (result < ep->getSize()) { - break; - } - } - ep->setLengthTransferred(write_len); - return write_len; -} - -int USBHost::isochronousReadNB(USBEndpoint* ep, uint8_t* data, int size) { - USBDeviceConnected* dev = ep->getDevice(); - USB_TEST_ASSERT(dev); - setAddr(dev->getAddress()); - int result = token_iso_in(ep, data, size); - if (result >= 0) { - ep->setLengthTransferred(result); - } - return result; -} - -void USBHost::task() -{ - if (ep_queue.empty()) { - return; - } - USBEndpoint* ep = ep_queue.pop(); - USB_TEST_ASSERT(ep); - ep->setLengthTransferred(0); - switch(ep->getType()) { - case INTERRUPT_ENDPOINT: - if (ep->getDir() == IN) { - interruptReadNB(ep, ep->getBufStart(), ep->getBufSize()); - } - break; - case BULK_ENDPOINT: - if (ep->getDir() == IN) { - bulkReadNB(ep, ep->getBufStart(), ep->getBufSize()); - } - break; - case ISOCHRONOUS_ENDPOINT: - if (ep->getDir() == IN) { - isochronousReadNB(ep, ep->getBufStart(), ep->getBufSize()); - } - break; - } - ep->call(); -}