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/USBHALHost.h
- Revision:
- 5:10bfc10afcc8
- Child:
- 8:6463cd1964c0
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/USBHost/USBHALHost.h Mon Jan 27 11:00:28 2014 +0000 @@ -0,0 +1,71 @@ +// Simple USBHost for FRDM-KL46Z +#pragma once +#include "mbed.h" +#include "USBHostTypes.h" +#include "USBEndpoint.h" + +struct SETUP_PACKET { + uint8_t bmRequestType; + uint8_t bRequest; + uint16_t wValue; + uint16_t wIndex; + uint16_t wLength; +}; + +#define GET_CONFIGURATION 8 + +// TOK_PID[5:2] +#define Bus_Timeout 0x00 +#define Data_Error 0x0f + +enum ODD_EVEN { + ODD = 0, + EVEN = 1, +}; + +class Report { +public: + void clear(); + void print_errstat(); + // error count + uint32_t errstat_piderr; // USBx_ERRSTAT[PIDERR] + uint32_t errstat_crc5eof;// USBx_ERRSTAT[CRC5EOF] + uint32_t errstat_crc16; // USBx_ERRSTAT[CRC16] + uint32_t errstat_dfn8; // USBx_ERRSTAT[DFN8] + uint32_t errstat_btoerr; // USBx_ERRSTAT[BTOERR] + uint32_t errstat_dmaerr; // USBx_ERRSTAT[DMAERR] + uint32_t errstat_bsterr; // USBx_ERRSTAT[BTSERR] + // + uint32_t nak; + uint32_t stall; +}; + +class USBHALHost { +public: + uint8_t LastStatus; + uint8_t prev_LastStatus; + Report report; + +protected: + USBHALHost(); + void init(); + virtual bool enumeration() = 0; + bool lowSpeed; + void setAddr(int addr); + void setEndpoint(bool use_retry = false); + void token_transfer_init(); + int token_setup(USBEndpoint* ep, SETUP_PACKET* setup, uint16_t wLength = 0); + int token_in(USBEndpoint* ep, uint8_t* data = NULL, int size = 0, int retryLimit = 10); + int token_out(USBEndpoint* ep, const uint8_t* data = NULL, int size = 0, int retryLimit = 10); + int token_iso_in(USBEndpoint* ep, uint8_t* data, int size); + void token_ready(); +private: + static void _usbisr(void); + void UsbIrqhandler(); + __IO bool attach_done; + __IO bool token_done; + void wait_attach(); + ODD_EVEN tx_ptr; + ODD_EVEN rx_ptr; + static USBHALHost * instHost; +};