Simple USBHost library for STM32F746NG Discovery board. Only either the Fastspeed or the Highspeed port can be used( not both together)
Dependents: DISCO-F746NG_USB_Host
Fork of KL46Z-USBHost by
Diff: USBHost/USBHost.h
- Revision:
- 5:10bfc10afcc8
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/USBHost/USBHost.h Mon Jan 27 11:00:28 2014 +0000 @@ -0,0 +1,115 @@ +// Simple USBHost for FRDM-KL46Z +#pragma once +#include "mbed.h" +#include "USBHALHost.h" +#include "USBEndpoint.h" + +class USBDeviceConnected {}; //dummy +class IUSBEnumerator {}; // dummy + +class USBHost : public USBHALHost { +public: + /** + * Static method to create or retrieve the single USBHost instance + */ + static USBHost* getHostInst(); + + /** + * Control read: setup stage, data stage and status stage + * + * @param dev the control read will be done for this device + * @param requestType request type + * @param request request + * @param value value + * @param index index + * @param buf pointer on a buffer where will be store the data received + * @param len length of the transfer + * + * @returns status of the control read + */ + USB_TYPE controlRead(USBDeviceConnected * dev, uint8_t requestType, uint8_t request, uint32_t value, uint32_t index, uint8_t * buf, uint32_t len); + + /** + * Control write: setup stage, data stage and status stage + * + * @param dev the control write will be done for this device + * @param requestType request type + * @param request request + * @param value value + * @param index index + * @param buf pointer on a buffer which will be written + * @param len length of the transfer + * + * @returns status of the control write + */ + USB_TYPE controlWrite(USBDeviceConnected * dev, uint8_t requestType, uint8_t request, uint32_t value, uint32_t index, uint8_t * buf, uint32_t len); + /** + * Bulk read + * + * @param dev the bulk transfer will be done for this device + * @param ep USBEndpoint which will be used to read a packet + * @param buf pointer on a buffer where will be store the data received + * @param len length of the transfer + * @param blocking if true, the read is blocking (wait for completion) + * + * @returns status of the bulk read + */ + USB_TYPE bulkRead(USBDeviceConnected * dev, USBEndpoint * ep, uint8_t * buf, uint32_t len, bool blocking = true); + + /** + * Bulk write + * + * @param dev the bulk transfer will be done for this device + * @param ep USBEndpoint which will be used to write a packet + * @param buf pointer on a buffer which will be written + * @param len length of the transfer + * @param blocking if true, the write is blocking (wait for completion) + * + * @returns status of the bulk write + */ + USB_TYPE bulkWrite(USBDeviceConnected * dev, USBEndpoint * ep, uint8_t * buf, uint32_t len, bool blocking = true); + + /** + * Interrupt read + * + * @param dev the interrupt transfer will be done for this device + * @param ep USBEndpoint which will be used to write a packet + * @param buf pointer on a buffer which will be written + * @param len length of the transfer + * @param blocking if true, the read is blocking (wait for completion) + * + * @returns status of the interrupt read + */ + USB_TYPE interruptRead(USBDeviceConnected * dev, USBEndpoint * ep, uint8_t * buf, uint32_t len, bool blocking = true); + + /** + * Interrupt write + * + * @param dev the interrupt transfer will be done for this device + * @param ep USBEndpoint which will be used to write a packet + * @param buf pointer on a buffer which will be written + * @param len length of the transfer + * @param blocking if true, the write is blocking (wait for completion) + * + * @returns status of the interrupt write + */ + USB_TYPE interruptWrite(USBDeviceConnected * dev, USBEndpoint * ep, uint8_t * buf, uint32_t len, bool blocking = true); + + int ControlRead(SETUP_PACKET* setup, uint8_t* data, int size); + int ControlWrite(SETUP_PACKET* setup, uint8_t* data = NULL, int size = 0); + int BulkRead(uint8_t* data, int size, int timeout_ms = -1); + int BulkWrite(const uint8_t* data, int size); + int InterruptRead(uint8_t* data, int size); + int IsochronousRead(USBEndpoint*ep, uint8_t* data, int size); + +private: + USBHost(); + static USBHost* inst; + virtual bool enumeration(); + int dev_addr; + USBEndpoint ep_ctl_in_out; + USBEndpoint ep_int_in; + USBEndpoint ep_bulk_in; + USBEndpoint ep_bulk_out; +}; +