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Clean up XPLAINBridge code.

This commit is contained in:
Dean Camera 2010-02-16 13:12:59 +00:00
parent 2b51944a4b
commit c77b30e9e6
6 changed files with 44 additions and 21 deletions
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1
Projects/Webserver/USBDeviceMode.h
View File

@ -37,6 +37,7 @@
#define _USBDEVICEMODE_H_
/* Includes: */
#include <LUFA/Drivers/USB/USB.h>
#include <LUFA/Drivers/USB/Class/MassStorage.h>
#include "Webserver.h"

1
Projects/Webserver/USBHostMode.h
View File

@ -37,6 +37,7 @@
#define _USBHOSTMODE_H_
/* Includes: */
#include <LUFA/Drivers/USB/USB.h>
#include <LUFA/Drivers/USB/Class/RNDIS.h>
#include "Webserver.h"

8
Projects/XPLAINBridge/Lib/SoftUART.c
View File

@ -35,12 +35,12 @@
volatile uint8_t srx_done, stx_count;
volatile uint8_t srx_data, srx_mask, srx_tmp, stx_data;
unsigned char SoftUART_IsReady(void)
uint8_t SoftUART_IsReady(void)
{
return !(stx_count);
}
unsigned char SoftUART_TxByte(unsigned char c)
uint8_t SoftUART_TxByte(uint8_t c)
{
while (stx_count);
@ -50,12 +50,12 @@ unsigned char SoftUART_TxByte(unsigned char c)
return c;
}
unsigned char SoftUART_IsReceived(void)
uint8_t SoftUART_IsReceived(void)
{
return srx_done;
}
unsigned char SoftUART_RxByte(void)
uint8_t SoftUART_RxByte(void)
{
while (!(srx_done));

10
Projects/XPLAINBridge/Lib/SoftUART.h
View File

@ -51,10 +51,10 @@
#define STXDDR DDRD
/* Function Prototypes: */
unsigned char SoftUART_IsReady(void);
unsigned char SoftUART_TxByte(unsigned char c);
unsigned char SoftUART_IsReceived(void);
unsigned char SoftUART_RxByte(void);
void SoftUART_Init(void);
uint8_t SoftUART_IsReady(void);
uint8_t SoftUART_TxByte(uint8_t c);
uint8_t SoftUART_IsReceived(void);
uint8_t SoftUART_RxByte(void);
void SoftUART_Init(void);
#endif

41
Projects/XPLAINBridge/XPLAINBridge.c
View File

@ -80,22 +80,25 @@ int main(void)
Buffer_Initialize(&USBtoUART_Buffer);
Buffer_Initialize(&UARTtoUSB_Buffer);
LEDs_SetAllLEDs(LEDMASK_USB_NOTREADY);
for (;;)
{
if (USB_DeviceState == DEVICE_STATE_Configured)
{
if (CurrentFirmwareMode == MODE_USART_BRIDGE)
USARTBridge_Task();
else
AVRISP_Task();
}
if (CurrentFirmwareMode == MODE_USART_BRIDGE)
USARTBridge_Task();
else
AVRISP_Task();
USB_USBTask();
}
}
void AVRISP_Task(void)
{
/* Must be in the configured state for the AVRISP code to process data */
if (USB_DeviceState != DEVICE_STATE_Configured)
return;
Endpoint_SelectEndpoint(AVRISP_DATA_EPNUM);
/* Check to see if a V2 Protocol command has been received */
@ -112,6 +115,10 @@ void AVRISP_Task(void)
void USARTBridge_Task(void)
{
/* Must be in the configured state for the USART Bridge code to process data */
if (USB_DeviceState != DEVICE_STATE_Configured)
return;
/* Read bytes from the USB OUT endpoint into the UART transmit buffer */
for (uint8_t DataBytesRem = CDC_Device_BytesReceived(&VirtualSerial_CDC_Interface); DataBytesRem != 0; DataBytesRem--)
{
@ -130,8 +137,8 @@ void USARTBridge_Task(void)
SoftUART_TxByte(Buffer_GetElement(&USBtoUART_Buffer));
/* Load bytes from the UART into the UART receive buffer */
if(SoftUART_IsReceived())
Buffer_StoreElement(&UARTtoUSB_Buffer, SoftUART_RxByte());
if (SoftUART_IsReceived())
Buffer_StoreElement(&UARTtoUSB_Buffer, SoftUART_RxByte());
CDC_Device_USBTask(&VirtualSerial_CDC_Interface);
}
@ -169,6 +176,7 @@ void EVENT_USB_Device_ConfigurationChanged(void)
{
bool EndpointConfigSuccess;
/* Configure the device endpoints according to the selected mode */
if (CurrentFirmwareMode == MODE_USART_BRIDGE)
{
EndpointConfigSuccess = CDC_Device_ConfigureEndpoints(&VirtualSerial_CDC_Interface);
@ -193,6 +201,18 @@ void EVENT_USB_Device_UnhandledControlRequest(void)
CDC_Device_ProcessControlRequest(&VirtualSerial_CDC_Interface);
}
/** Event handler for the library USB Connection event. */
void EVENT_USB_Device_Connect(void)
{
LEDs_SetAllLEDs(LEDMASK_USB_ENUMERATING);
}
/** Event handler for the library USB Disconnection event. */
void EVENT_USB_Device_Disconnect(void)
{
LEDs_SetAllLEDs(LEDMASK_USB_NOTREADY);
}
/** This function is called by the library when in device mode, and must be overridden (see library "USB Descriptors"
* documentation) by the application code so that the address and size of a requested descriptor can be given
* to the USB library. When the device receives a Get Descriptor request on the control endpoint, this function
@ -201,6 +221,7 @@ void EVENT_USB_Device_UnhandledControlRequest(void)
*/
uint16_t CALLBACK_USB_GetDescriptor(const uint16_t wValue, const uint8_t wIndex, void** const DescriptorAddress)
{
/* Return the correct descriptors based on the selected mode */
if (CurrentFirmwareMode == MODE_USART_BRIDGE)
return USART_GetDescriptor(wValue, wIndex, DescriptorAddress);
else

4
Projects/XPLAINBridge/XPLAINBridge.h
View File

@ -85,8 +85,8 @@
void EVENT_USB_Device_ConfigurationChanged(void);
void EVENT_USB_Device_UnhandledControlRequest(void);
void EVENT_CDC_Device_LineEncodingChanged(USB_ClassInfo_CDC_Device_t* const CDCInterfaceInfo);
void EVENT_USB_Device_Connect(void);
void EVENT_USB_Device_Disconnect(void);
uint16_t CALLBACK_USB_GetDescriptor(const uint16_t wValue, const uint8_t wIndex, void** const DescriptorAddress);