commit
b3197c6ef8
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@ -49,8 +49,8 @@ const CDCDescriptor _cdcInterface =
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// CDC data interface
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D_INTERFACE(CDC_DATA_INTERFACE,2,CDC_DATA_INTERFACE_CLASS,0,0),
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D_ENDPOINT(USB_ENDPOINT_OUT(CDC_ENDPOINT_OUT),USB_ENDPOINT_TYPE_BULK,0x40,0),
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D_ENDPOINT(USB_ENDPOINT_IN (CDC_ENDPOINT_IN ),USB_ENDPOINT_TYPE_BULK,0x40,0)
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D_ENDPOINT(USB_ENDPOINT_OUT(CDC_ENDPOINT_OUT),USB_ENDPOINT_TYPE_BULK,USB_EP_SIZE,0),
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D_ENDPOINT(USB_ENDPOINT_IN (CDC_ENDPOINT_IN ),USB_ENDPOINT_TYPE_BULK,USB_EP_SIZE,0)
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};
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int CDC_GetInterface(u8* interfaceNum)
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@ -92,11 +92,24 @@ bool CDC_Setup(USBSetup& setup)
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// with a relatively long period so it can finish housekeeping tasks
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// like servicing endpoints before the sketch ends
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#ifndef MAGIC_KEY
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#define MAGIC_KEY 0x7777
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#endif
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#ifndef MAGIC_KEY_POS
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#define MAGIC_KEY_POS 0x0800
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#endif
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// We check DTR state to determine if host port is open (bit 0 of lineState).
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if (1200 == _usbLineInfo.dwDTERate && (_usbLineInfo.lineState & 0x01) == 0)
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{
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*(uint16_t *)(RAMEND-1) = *(uint16_t *)0x0800;
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*(uint16_t *)0x0800 = 0x7777;
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#if MAGIC_KEY_POS != (RAMEND-1)
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*(uint16_t *)(RAMEND-1) = *(uint16_t *)MAGIC_KEY_POS;
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*(uint16_t *)MAGIC_KEY_POS = MAGIC_KEY;
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#else
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// for future boards save the key in the inproblematic RAMEND
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// which is reserved for the main() return value (which will never return)
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*(uint16_t *)MAGIC_KEY_POS = MAGIC_KEY;
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#endif
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wdt_enable(WDTO_120MS);
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}
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else
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@ -108,7 +121,11 @@ bool CDC_Setup(USBSetup& setup)
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wdt_disable();
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wdt_reset();
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*(uint16_t *)0x0800 = *(uint16_t *)(RAMEND-1);
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#if MAGIC_KEY_POS != (RAMEND-1)
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*(uint16_t *)MAGIC_KEY_POS = *(uint16_t *)(RAMEND-1);
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#else
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*(uint16_t *)MAGIC_KEY_POS = 0x0000;
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#endif
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}
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}
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return true;
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@ -32,6 +32,12 @@ typedef unsigned long u32;
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#include "Arduino.h"
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// This definitions is usefull if you want to reduce the EP_SIZE to 16
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// at the moment only 64 and 16 as EP_SIZE for all EPs are supported except the control endpoint
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#ifndef USB_EP_SIZE
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#define USB_EP_SIZE 64
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#endif
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#if defined(USBCON)
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#include "USBDesc.h"
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@ -41,13 +47,13 @@ typedef unsigned long u32;
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//================================================================================
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// USB
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#define EP_TYPE_CONTROL 0x00
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#define EP_TYPE_BULK_IN 0x81
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#define EP_TYPE_BULK_OUT 0x80
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#define EP_TYPE_INTERRUPT_IN 0xC1
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#define EP_TYPE_INTERRUPT_OUT 0xC0
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#define EP_TYPE_ISOCHRONOUS_IN 0x41
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#define EP_TYPE_ISOCHRONOUS_OUT 0x40
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#define EP_TYPE_CONTROL (0x00)
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#define EP_TYPE_BULK_IN ((1<<EPTYPE1) | (1<<EPDIR))
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#define EP_TYPE_BULK_OUT (1<<EPTYPE1)
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#define EP_TYPE_INTERRUPT_IN ((1<<EPTYPE1) | (1<<EPTYPE0) | (1<<EPDIR))
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#define EP_TYPE_INTERRUPT_OUT ((1<<EPTYPE1) | (1<<EPTYPE0))
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#define EP_TYPE_ISOCHRONOUS_IN ((1<<EPTYPE0) | (1<<EPDIR))
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#define EP_TYPE_ISOCHRONOUS_OUT (1<<EPTYPE0)
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class USBDevice_
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{
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@ -110,7 +110,7 @@ static inline void ClearOUT(void)
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UEINTX = ~(1<<RXOUTI);
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}
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void Recv(volatile u8* data, u8 count)
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static inline void Recv(volatile u8* data, u8 count)
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{
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while (count--)
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*data++ = UEDATX;
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@ -253,7 +253,7 @@ u8 USB_SendSpace(u8 ep)
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LockEP lock(ep);
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if (!ReadWriteAllowed())
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return 0;
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return 64 - FifoByteCount();
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return USB_EP_SIZE - FifoByteCount();
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}
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// Blocking Send of data to an endpoint
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@ -326,6 +326,7 @@ u8 _initEndpoints[] =
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#define EP_SINGLE_64 0x32 // EP0
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#define EP_DOUBLE_64 0x36 // Other endpoints
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#define EP_SINGLE_16 0x12
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static
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void InitEP(u8 index, u8 type, u8 size)
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@ -344,7 +345,13 @@ void InitEndpoints()
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UENUM = i;
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UECONX = (1<<EPEN);
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UECFG0X = _initEndpoints[i];
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#if USB_EP_SIZE == 16
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UECFG1X = EP_SINGLE_16;
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#elif USB_EP_SIZE == 64
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UECFG1X = EP_DOUBLE_64;
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#else
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#error Unsupported value for USB_EP_SIZE
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#endif
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}
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UERST = 0x7E; // And reset them
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UERST = 0;
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@ -620,13 +627,19 @@ void USB_Flush(u8 ep)
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static inline void USB_ClockDisable()
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{
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#if defined(OTGPADE)
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USBCON = (USBCON & ~(1<<OTGPADE)) | (1<<FRZCLK); // freeze clock and disable VBUS Pad
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#else // u2 Series
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USBCON = (1 << FRZCLK); // freeze clock
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#endif
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PLLCSR &= ~(1<<PLLE); // stop PLL
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}
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static inline void USB_ClockEnable()
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{
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#if defined(UHWCON)
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UHWCON |= (1<<UVREGE); // power internal reg
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#endif
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USBCON = (1<<USBE) | (1<<FRZCLK); // clock frozen, usb enabled
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// ATmega32U4
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@ -639,6 +652,16 @@ static inline void USB_ClockEnable()
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#error "Clock rate of F_CPU not supported"
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#endif
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#elif defined(__AVR_AT90USB82__) || defined(__AVR_AT90USB162__) || defined(__AVR_ATmega32U2__) || defined(__AVR_ATmega16U2__) || defined(__AVR_ATmega8U2__)
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// for the u2 Series the datasheet is confusing. On page 40 its called PINDIV and on page 290 its called PLLP0
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#if F_CPU == 16000000UL
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// Need 16 MHz xtal
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PLLCSR |= (1 << PLLP0);
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#elif F_CPU == 8000000UL
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// Need 8 MHz xtal
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PLLCSR &= ~(1 << PLLP0);
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#endif
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// AT90USB646, AT90USB647, AT90USB1286, AT90USB1287
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#elif defined(PLLP2)
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#if F_CPU == 16000000UL
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@ -670,10 +693,18 @@ static inline void USB_ClockEnable()
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// strange behaviors when the board is reset using the serial
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// port touch at 1200 bps. This delay fixes this behavior.
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delay(1);
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#if defined(OTGPADE)
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USBCON = (USBCON & ~(1<<FRZCLK)) | (1<<OTGPADE); // start USB clock, enable VBUS Pad
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#else
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USBCON &= ~(1 << FRZCLK); // start USB clock
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#endif
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#if defined(RSTCPU)
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#if defined(LSM)
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UDCON &= ~((1<<RSTCPU) | (1<<LSM) | (1<<RMWKUP) | (1<<DETACH)); // enable attach resistor, set full speed mode
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#else // u2 Series
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UDCON &= ~((1 << RSTCPU) | (1 << RMWKUP) | (1 << DETACH)); // enable attach resistor, set full speed mode
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#endif
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#else
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// AT90USB64x and AT90USB128x don't have RSTCPU
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UDCON &= ~((1<<LSM) | (1<<RMWKUP) | (1<<DETACH)); // enable attach resistor, set full speed mode
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@ -43,7 +43,7 @@ static u8 HID_INTERFACE;
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HIDDescriptor _hidInterface;
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static HIDDescriptorListNode* rootNode = NULL;
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static uint8_t sizeof_hidReportDescriptor = 0;
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static uint16_t sizeof_hidReportDescriptor = 0;
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static uint8_t modules_count = 0;
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//================================================================================
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//================================================================================
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@ -59,7 +59,7 @@ int HID_GetInterface(u8* interfaceNum)
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{
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D_INTERFACE(HID_INTERFACE,1,3,0,0),
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D_HIDREPORT(sizeof_hidReportDescriptor),
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D_ENDPOINT(USB_ENDPOINT_IN (HID_ENDPOINT_INT),USB_ENDPOINT_TYPE_INTERRUPT,0x40,0x01)
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D_ENDPOINT(USB_ENDPOINT_IN (HID_ENDPOINT_INT),USB_ENDPOINT_TYPE_INTERRUPT,USB_EP_SIZE,0x01)
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};
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return USB_SendControl(0,&_hidInterface,sizeof(_hidInterface));
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}
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@ -91,7 +91,7 @@ void HID_::AppendDescriptor(HIDDescriptorListNode *node)
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current->next = node;
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}
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modules_count++;
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sizeof_hidReportDescriptor += node->cb->length;
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sizeof_hidReportDescriptor += (uint16_t)node->cb->length;
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}
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void HID_::SendReport(u8 id, const void* data, int len)
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@ -45,7 +45,7 @@
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#define HID_PHYSICAL_DESCRIPTOR_TYPE 0x23
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typedef struct __attribute__((packed)) {
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u8 length;
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uint16_t length;
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const void* descriptor;
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} HID_Descriptor;
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@ -88,10 +88,10 @@ typedef struct
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#define HID_TX HID_ENDPOINT_INT
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#define D_HIDREPORT(_descriptorLength) \
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{ 9, 0x21, 0x1, 0x1, 0, 1, 0x22, _descriptorLength, 0 }
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{ 9, 0x21, 0x1, 0x1, 0, 1, 0x22, _descriptorLength & 0xFF, _descriptorLength >> 8 }
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#define WEAK __attribute__ ((weak))
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#endif
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#endif
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#endif
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Reference in New Issue