From 271be037b736d66a7b7e0c4d5d30c5a24025277f Mon Sep 17 00:00:00 2001 From: Dean Camera Date: Tue, 25 Aug 2009 13:21:19 +0000 Subject: Partial Commit: Move AVRISP project out of the Projects\Incomplete directory. --- Projects/Incomplete/AVRISP/Lib/V2Protocol.c | 608 ---------------------------- 1 file changed, 608 deletions(-) delete mode 100644 Projects/Incomplete/AVRISP/Lib/V2Protocol.c (limited to 'Projects/Incomplete/AVRISP/Lib/V2Protocol.c') diff --git a/Projects/Incomplete/AVRISP/Lib/V2Protocol.c b/Projects/Incomplete/AVRISP/Lib/V2Protocol.c deleted file mode 100644 index 248c50d245..0000000000 --- a/Projects/Incomplete/AVRISP/Lib/V2Protocol.c +++ /dev/null @@ -1,608 +0,0 @@ -/* - LUFA Library - Copyright (C) Dean Camera, 2009. - - dean [at] fourwalledcubicle [dot] com - www.fourwalledcubicle.com -*/ - -/* - Copyright 2009 Dean Camera (dean [at] fourwalledcubicle [dot] com) - - Permission to use, copy, modify, and distribute this software - and its documentation for any purpose and without fee is hereby - granted, provided that the above copyright notice appear in all - copies and that both that the copyright notice and this - permission notice and warranty disclaimer appear in supporting - documentation, and that the name of the author not be used in - advertising or publicity pertaining to distribution of the - software without specific, written prior permission. - - The author disclaim all warranties with regard to this - software, including all implied warranties of merchantability - and fitness. In no event shall the author be liable for any - special, indirect or consequential damages or any damages - whatsoever resulting from loss of use, data or profits, whether - in an action of contract, negligence or other tortious action, - arising out of or in connection with the use or performance of - this software. -*/ - -/** \file - * - * V2Protocol handler, to process V2 Protocol commands used in Atmel programmer devices. - */ - -#define INCLUDE_FROM_V2PROTOCOL_C -#include "V2Protocol.h" - -/** Master V2 Protocol packet handler, for receieved V2 Protocol packets from a connected host. - * This routine decodes the issued command and passes off the handling of the command to the - * appropriate function. - */ -void V2Protocol_ProcessCommand(void) -{ - uint8_t V2Command = Endpoint_Read_Byte(); - - switch (V2Command) - { - case CMD_SIGN_ON: - V2Protocol_Command_SignOn(); - break; - case CMD_SET_PARAMETER: - case CMD_GET_PARAMETER: - V2Protocol_Command_GetSetParam(V2Command); - break; - case CMD_LOAD_ADDRESS: - V2Protocol_Command_LoadAddress(); - break; - case CMD_RESET_PROTECTION: - V2Protocol_Command_ResetProtection(); - break; - case CMD_ENTER_PROGMODE_ISP: - V2Protocol_Command_EnterISPMode(); - break; - case CMD_LEAVE_PROGMODE_ISP: - V2Protocol_Command_LeaveISPMode(); - break; - case CMD_PROGRAM_FLASH_ISP: - case CMD_PROGRAM_EEPROM_ISP: - V2Protocol_Command_ProgramMemory(V2Command); - break; - case CMD_READ_FLASH_ISP: - case CMD_READ_EEPROM_ISP: - V2Protocol_Command_ReadMemory(V2Command); - break; - case CMD_CHIP_ERASE_ISP: - V2Protocol_Command_ChipErase(); - break; - case CMD_READ_FUSE_ISP: - case CMD_READ_LOCK_ISP: - case CMD_READ_SIGNATURE_ISP: - case CMD_READ_OSCCAL_ISP: - V2Protocol_Command_ReadFuseLockSigOSCCAL(V2Command); - break; - case CMD_PROGRAM_FUSE_ISP: - case CMD_PROGRAM_LOCK_ISP: - V2Protocol_Command_WriteFuseLock(V2Command); - break; - case CMD_SPI_MULTI: - V2Protocol_Command_SPIMulti(); - break; - default: - V2Protocol_Command_Unknown(V2Command); - break; - } - - Endpoint_WaitUntilReady(); - Endpoint_SetEndpointDirection(ENDPOINT_DIR_OUT); -} - -/** Handler for unknown V2 protocol commands. This discards all sent data and returns a - * STATUS_CMD_UNKNOWN status back to the host. - * - * \param V2Command Issued V2 Protocol command byte from the host - */ -static void V2Protocol_Command_Unknown(uint8_t V2Command) -{ - /* Discard all incomming data */ - while (Endpoint_BytesInEndpoint() == AVRISP_DATA_EPSIZE) - { - Endpoint_ClearOUT(); - Endpoint_WaitUntilReady(); - } - - Endpoint_ClearOUT(); - Endpoint_SetEndpointDirection(ENDPOINT_DIR_IN); - - Endpoint_Write_Byte(V2Command); - Endpoint_Write_Byte(STATUS_CMD_UNKNOWN); - Endpoint_ClearIN(); -} - -/** Handler for the CMD_SIGN_ON command, returning the programmer ID string to the host. */ -static void V2Protocol_Command_SignOn(void) -{ - Endpoint_ClearOUT(); - Endpoint_SetEndpointDirection(ENDPOINT_DIR_IN); - - Endpoint_Write_Byte(CMD_SIGN_ON); - Endpoint_Write_Byte(STATUS_CMD_OK); - Endpoint_Write_Byte(sizeof(PROGRAMMER_ID) - 1); - Endpoint_Write_Stream_LE(PROGRAMMER_ID, (sizeof(PROGRAMMER_ID) - 1)); - Endpoint_ClearIN(); -} - -/** Handler for the CMD_SET_PARAMETER and CMD_GET_PARAMETER commands from the host, setting or - * getting a device parameter's value from the parameter table. - * - * \param V2Command Issued V2 Protocol command byte from the host - */ -static void V2Protocol_Command_GetSetParam(uint8_t V2Command) -{ - uint8_t ParamID = Endpoint_Read_Byte(); - uint8_t ParamValue; - - if (V2Command == CMD_SET_PARAMETER) - ParamValue = Endpoint_Read_Byte(); - - Endpoint_ClearOUT(); - Endpoint_SetEndpointDirection(ENDPOINT_DIR_IN); - - Endpoint_Write_Byte(V2Command); - - uint8_t ParamPrivs = V2Params_GetParameterPrivellages(ParamID); - - if ((V2Command == CMD_SET_PARAMETER) && (ParamPrivs & PARAM_PRIV_WRITE)) - { - Endpoint_Write_Byte(STATUS_CMD_OK); - V2Params_SetParameterValue(ParamID, ParamValue); - } - else if ((V2Command == CMD_GET_PARAMETER) && (ParamPrivs & PARAM_PRIV_READ)) - { - Endpoint_Write_Byte(STATUS_CMD_OK); - Endpoint_Write_Byte(V2Params_GetParameterValue(ParamID)); - } - else - { - Endpoint_Write_Byte(STATUS_CMD_FAILED); - } - - Endpoint_ClearIN(); -} - -/** Handler for the CMD_LOAD_ADDRESS command, loading the given device address into a - * global storage variable for later use, and issuing LOAD EXTENDED ADDRESS commands - * to the attached device as required. - */ -static void V2Protocol_Command_LoadAddress(void) -{ - Endpoint_Read_Stream_BE(&CurrentAddress, sizeof(CurrentAddress)); - - Endpoint_ClearOUT(); - Endpoint_SetEndpointDirection(ENDPOINT_DIR_IN); - - if (CurrentAddress & (1UL << 31)) - V2Protocol_LoadExtendedAddress(); - - Endpoint_Write_Byte(CMD_LOAD_ADDRESS); - Endpoint_Write_Byte(STATUS_CMD_OK); - Endpoint_ClearIN(); -} - -/** Handler for the CMD_RESET_PROTECTION command, currently implemented as a dummy ACK function - * as no ISP short-circuit protection is currently implemented. - */ -static void V2Protocol_Command_ResetProtection(void) -{ - Endpoint_ClearOUT(); - Endpoint_SetEndpointDirection(ENDPOINT_DIR_IN); - - Endpoint_Write_Byte(CMD_RESET_PROTECTION); - Endpoint_Write_Byte(STATUS_CMD_OK); - Endpoint_ClearIN(); -} - -/** Handler for the CMD_ENTER_PROGMODE_ISP command, which attempts to enter programming mode on - * the attached device, returning success or failure back to the host. - */ -static void V2Protocol_Command_EnterISPMode(void) -{ - struct - { - uint8_t TimeoutMS; - uint8_t PinStabDelayMS; - uint8_t ExecutionDelayMS; - uint8_t SynchLoops; - uint8_t ByteDelay; - uint8_t PollValue; - uint8_t PollIndex; - uint8_t EnterProgBytes[4]; - } Enter_ISP_Params; - - Endpoint_Read_Stream_LE(&Enter_ISP_Params, sizeof(Enter_ISP_Params)); - - Endpoint_ClearOUT(); - Endpoint_SetEndpointDirection(ENDPOINT_DIR_IN); - - uint8_t ResponseStatus = STATUS_CMD_FAILED; - - CurrentAddress = 0; - - V2Protocol_DelayMS(Enter_ISP_Params.ExecutionDelayMS); - SPI_Init(V2Protocol_GetSPIPrescalerMask() | SPI_SCK_LEAD_RISING | SPI_SAMPLE_LEADING | SPI_MODE_MASTER); - - while (Enter_ISP_Params.SynchLoops-- && (ResponseStatus == STATUS_CMD_FAILED)) - { - uint8_t ResponseBytes[4]; - - V2Protocol_ChangeTargetResetLine(true); - V2Protocol_DelayMS(Enter_ISP_Params.PinStabDelayMS); - - for (uint8_t RByte = 0; RByte < sizeof(ResponseBytes); RByte++) - { - V2Protocol_DelayMS(Enter_ISP_Params.ByteDelay); - ResponseBytes[RByte] = SPI_TransferByte(Enter_ISP_Params.EnterProgBytes[RByte]); - } - - /* Check if polling disabled, or if the polled value matches the expected value */ - if (!(Enter_ISP_Params.PollIndex) || (ResponseBytes[Enter_ISP_Params.PollIndex - 1] == Enter_ISP_Params.PollValue)) - { - ResponseStatus = STATUS_CMD_OK; - } - else - { - V2Protocol_ChangeTargetResetLine(false); - V2Protocol_DelayMS(Enter_ISP_Params.PinStabDelayMS); - } - } - - Endpoint_Write_Byte(CMD_ENTER_PROGMODE_ISP); - Endpoint_Write_Byte(ResponseStatus); - Endpoint_ClearIN(); -} - -/** Handler for the CMD_LEAVE_ISP command, which releases the target from programming mode. */ -static void V2Protocol_Command_LeaveISPMode(void) -{ - struct - { - uint8_t PreDelayMS; - uint8_t PostDelayMS; - } Leave_ISP_Params; - - Endpoint_Read_Stream_LE(&Leave_ISP_Params, sizeof(Leave_ISP_Params)); - - Endpoint_ClearOUT(); - Endpoint_SetEndpointDirection(ENDPOINT_DIR_IN); - - V2Protocol_DelayMS(Leave_ISP_Params.PreDelayMS); - V2Protocol_ChangeTargetResetLine(false); - SPI_ShutDown(); - V2Protocol_DelayMS(Leave_ISP_Params.PostDelayMS); - - Endpoint_Write_Byte(CMD_LEAVE_PROGMODE_ISP); - Endpoint_Write_Byte(STATUS_CMD_OK); - Endpoint_ClearIN(); -} - -/** Handler for the CMD_PROGRAM_FLASH_ISP and CMD_PROGRAM_EEPROM_ISP commands, writing out bytes, - * words or pages of data to the attached device. - * - * \param V2Command Issued V2 Protocol command byte from the host - */ -static void V2Protocol_Command_ProgramMemory(uint8_t V2Command) -{ - struct - { - uint16_t BytesToWrite; - uint8_t ProgrammingMode; - uint8_t DelayMS; - uint8_t ProgrammingCommands[3]; - uint8_t PollValue1; - uint8_t PollValue2; - uint8_t ProgData[512]; - } Write_Memory_Params; - - uint8_t* NextWriteByte = Write_Memory_Params.ProgData; - - Endpoint_Read_Stream_LE(&Write_Memory_Params, sizeof(Write_Memory_Params) - sizeof(Write_Memory_Params.ProgData)); - Write_Memory_Params.BytesToWrite = SwapEndian_16(Write_Memory_Params.BytesToWrite); - Endpoint_Read_Stream_LE(&Write_Memory_Params.ProgData, Write_Memory_Params.BytesToWrite); - - Endpoint_ClearOUT(); - Endpoint_SetEndpointDirection(ENDPOINT_DIR_IN); - - uint8_t ProgrammingStatus = STATUS_CMD_OK; - uint16_t PollAddress = 0; - uint8_t PollValue = (V2Command == CMD_PROGRAM_FLASH_ISP) ? Write_Memory_Params.PollValue1 : - Write_Memory_Params.PollValue2; - if (Write_Memory_Params.ProgrammingMode & PROG_MODE_PAGED_WRITES_MASK) - { - uint16_t StartAddress = (CurrentAddress & 0xFFFF); - - /* Paged mode memory programming */ - for (uint16_t CurrentByte = 0; CurrentByte < Write_Memory_Params.BytesToWrite; CurrentByte++) - { - bool IsOddByte = (CurrentByte & 0x01); - uint8_t ByteToWrite = *(NextWriteByte++); - - if (IsOddByte && (V2Command == CMD_PROGRAM_FLASH_ISP)) - Write_Memory_Params.ProgrammingCommands[0] |= READ_WRITE_HIGH_BYTE_MASK; - else - Write_Memory_Params.ProgrammingCommands[0] &= ~READ_WRITE_HIGH_BYTE_MASK; - - SPI_SendByte(Write_Memory_Params.ProgrammingCommands[0]); - SPI_SendByte(CurrentAddress >> 8); - SPI_SendByte(CurrentAddress & 0xFF); - SPI_SendByte(ByteToWrite); - - if (!(PollAddress) && (ByteToWrite != PollValue)) - { - if (IsOddByte && (V2Command == CMD_PROGRAM_FLASH_ISP)) - Write_Memory_Params.ProgrammingCommands[2] |= READ_WRITE_HIGH_BYTE_MASK; - - PollAddress = (CurrentAddress & 0xFFFF); - } - - if (IsOddByte || (V2Command == CMD_PROGRAM_EEPROM_ISP)) - CurrentAddress++; - } - - /* If the current page must be committed, send the PROGRAM PAGE command to the target */ - if (Write_Memory_Params.ProgrammingMode & PROG_MODE_COMMIT_PAGE_MASK) - { - SPI_SendByte(Write_Memory_Params.ProgrammingCommands[1]); - SPI_SendByte(StartAddress >> 8); - SPI_SendByte(StartAddress & 0xFF); - SPI_SendByte(0x00); - - /* Check if polling is possible, if not switch to timed delay mode */ - if (!(PollAddress)) - { - Write_Memory_Params.ProgrammingMode &= ~PROG_MODE_PAGED_VALUE_MASK; - Write_Memory_Params.ProgrammingMode |= PROG_MODE_PAGED_TIMEDELAY_MASK; - } - - ProgrammingStatus = V2Protocol_WaitForProgComplete(Write_Memory_Params.ProgrammingMode, PollAddress, PollValue, - Write_Memory_Params.DelayMS, Write_Memory_Params.ProgrammingCommands[2]); - } - } - else - { - /* Word/byte mode memory programming */ - for (uint16_t CurrentByte = 0; CurrentByte < Write_Memory_Params.BytesToWrite; CurrentByte++) - { - bool IsOddByte = (CurrentByte & 0x01); - uint8_t ByteToWrite = *(NextWriteByte++); - - if (IsOddByte && (V2Command == CMD_READ_FLASH_ISP)) - Write_Memory_Params.ProgrammingCommands[0] |= READ_WRITE_HIGH_BYTE_MASK; - else - Write_Memory_Params.ProgrammingCommands[0] &= ~READ_WRITE_HIGH_BYTE_MASK; - - SPI_SendByte(Write_Memory_Params.ProgrammingCommands[0]); - SPI_SendByte(CurrentAddress >> 8); - SPI_SendByte(CurrentAddress & 0xFF); - SPI_SendByte(ByteToWrite); - - if (ByteToWrite != PollValue) - { - if (IsOddByte && (V2Command == CMD_PROGRAM_FLASH_ISP)) - Write_Memory_Params.ProgrammingCommands[2] |= READ_WRITE_HIGH_BYTE_MASK; - - PollAddress = (CurrentAddress & 0xFFFF); - } - - if (IsOddByte || (V2Command == CMD_PROGRAM_EEPROM_ISP)) - CurrentAddress++; - - ProgrammingStatus = V2Protocol_WaitForProgComplete(Write_Memory_Params.ProgrammingMode, PollAddress, PollValue, - Write_Memory_Params.DelayMS, Write_Memory_Params.ProgrammingCommands[2]); - - if (ProgrammingStatus != STATUS_CMD_OK) - break; - } - } - - Endpoint_Write_Byte(V2Command); - Endpoint_Write_Byte(ProgrammingStatus); - - Endpoint_ClearIN(); -} - -/** Handler for the CMD_READ_FLASH_ISP and CMD_READ_EEPROM_ISP commands, reading in bytes, - * words or pages of data from the attached device. - * - * \param V2Command Issued V2 Protocol command byte from the host - */ -static void V2Protocol_Command_ReadMemory(uint8_t V2Command) -{ - struct - { - uint16_t BytesToRead; - uint8_t ReadMemoryCommand; - } Read_Memory_Params; - - Endpoint_Read_Stream_LE(&Read_Memory_Params, sizeof(Read_Memory_Params)); - Read_Memory_Params.BytesToRead = SwapEndian_16(Read_Memory_Params.BytesToRead); - - Endpoint_ClearOUT(); - Endpoint_SetEndpointDirection(ENDPOINT_DIR_IN); - - Endpoint_Write_Byte(V2Command); - Endpoint_Write_Byte(STATUS_CMD_OK); - - for (uint16_t CurrentByte = 0; CurrentByte < Read_Memory_Params.BytesToRead; CurrentByte++) - { - bool IsOddByte = (CurrentByte & 0x01); - - if (IsOddByte && (V2Command == CMD_READ_FLASH_ISP)) - Read_Memory_Params.ReadMemoryCommand |= READ_WRITE_HIGH_BYTE_MASK; - else - Read_Memory_Params.ReadMemoryCommand &= ~READ_WRITE_HIGH_BYTE_MASK; - - SPI_SendByte(Read_Memory_Params.ReadMemoryCommand); - SPI_SendByte(CurrentAddress >> 8); - SPI_SendByte(CurrentAddress & 0xFF); - Endpoint_Write_Byte(SPI_ReceiveByte()); - - /* Check if the endpoint bank is currently full */ - if (!(Endpoint_IsReadWriteAllowed())) - { - Endpoint_ClearIN(); - Endpoint_WaitUntilReady(); - } - - if ((IsOddByte && (V2Command == CMD_READ_FLASH_ISP)) || (V2Command == CMD_READ_EEPROM_ISP)) - CurrentAddress++; - } - - Endpoint_Write_Byte(STATUS_CMD_OK); - - bool IsEndpointFull = !(Endpoint_IsReadWriteAllowed()); - Endpoint_ClearIN(); - - /* Ensure last packet is a short packet to terminate the transfer */ - if (IsEndpointFull) - { - Endpoint_WaitUntilReady(); - Endpoint_ClearIN(); - Endpoint_WaitUntilReady(); - } -} - -/** Handler for the CMD_CHI_ERASE_ISP command, clearing the target's FLASH memory. */ -static void V2Protocol_Command_ChipErase(void) -{ - struct - { - uint8_t EraseDelayMS; - uint8_t PollMethod; - uint8_t EraseCommandBytes[4]; - } Erase_Chip_Params; - - Endpoint_Read_Stream_LE(&Erase_Chip_Params, sizeof(Erase_Chip_Params)); - - Endpoint_ClearOUT(); - Endpoint_SetEndpointDirection(ENDPOINT_DIR_IN); - - uint8_t ResponseStatus = STATUS_CMD_OK; - - for (uint8_t SByte = 0; SByte < sizeof(Erase_Chip_Params.EraseCommandBytes); SByte++) - SPI_SendByte(Erase_Chip_Params.EraseCommandBytes[SByte]); - - if (!(Erase_Chip_Params.PollMethod)) - V2Protocol_DelayMS(Erase_Chip_Params.EraseDelayMS); - else - ResponseStatus = V2Protocol_WaitWhileTargetBusy(); - - Endpoint_Write_Byte(CMD_CHIP_ERASE_ISP); - Endpoint_Write_Byte(ResponseStatus); - Endpoint_ClearIN(); -} - -/** Handler for the CMD_READ_FUSE_ISP, CMD_READ_LOCK_ISP, CMD_READ_SIGNATURE_ISP and CMD_READ_OSCCAL commands, - * reading the requested configuration byte from the device. - * - * \param V2Command Issued V2 Protocol command byte from the host - */ -static void V2Protocol_Command_ReadFuseLockSigOSCCAL(uint8_t V2Command) -{ - struct - { - uint8_t RetByte; - uint8_t ReadCommandBytes[4]; - } Read_FuseLockSigOSCCAL_Params; - - Endpoint_Read_Stream_LE(&Read_FuseLockSigOSCCAL_Params, sizeof(Read_FuseLockSigOSCCAL_Params)); - - Endpoint_ClearOUT(); - Endpoint_SetEndpointDirection(ENDPOINT_DIR_IN); - - uint8_t ResponseBytes[4]; - - for (uint8_t RByte = 0; RByte < sizeof(ResponseBytes); RByte++) - ResponseBytes[RByte] = SPI_TransferByte(Read_FuseLockSigOSCCAL_Params.ReadCommandBytes[RByte]); - - Endpoint_Write_Byte(V2Command); - Endpoint_Write_Byte(STATUS_CMD_OK); - Endpoint_Write_Byte(ResponseBytes[Read_FuseLockSigOSCCAL_Params.RetByte - 1]); - Endpoint_Write_Byte(STATUS_CMD_OK); - Endpoint_ClearIN(); -} - -/** Handler for the CMD_WRITE_FUSE_ISP and CMD_WRITE_LOCK_ISP commands, writing the requested configuration - * byte to the device. - * - * \param V2Command Issued V2 Protocol command byte from the host - */ -static void V2Protocol_Command_WriteFuseLock(uint8_t V2Command) -{ - struct - { - uint8_t WriteCommandBytes[4]; - } Write_FuseLockSig_Params; - - Endpoint_Read_Stream_LE(&Write_FuseLockSig_Params, sizeof(Write_FuseLockSig_Params)); - - Endpoint_ClearOUT(); - Endpoint_SetEndpointDirection(ENDPOINT_DIR_IN); - - for (uint8_t SByte = 0; SByte < sizeof(Write_FuseLockSig_Params.WriteCommandBytes); SByte++) - SPI_SendByte(Write_FuseLockSig_Params.WriteCommandBytes[SByte]); - - Endpoint_Write_Byte(V2Command); - Endpoint_Write_Byte(STATUS_CMD_OK); - Endpoint_Write_Byte(STATUS_CMD_OK); - Endpoint_ClearIN(); -} - -/** Handler for the CMD_SPI_MULTI command, writing and reading arbitrary SPI data to and from the attached device. */ -static void V2Protocol_Command_SPIMulti(void) -{ - struct - { - uint8_t TxBytes; - uint8_t RxBytes; - uint8_t RxStartAddr; - uint8_t TxData[255]; - } SPI_Multi_Params; - - Endpoint_Read_Stream_LE(&SPI_Multi_Params, sizeof(SPI_Multi_Params) - sizeof(SPI_Multi_Params.TxData)); - Endpoint_Read_Stream_LE(&SPI_Multi_Params.TxData, SPI_Multi_Params.TxBytes); - - Endpoint_ClearOUT(); - Endpoint_SetEndpointDirection(ENDPOINT_DIR_IN); - - Endpoint_Write_Byte(CMD_SPI_MULTI); - Endpoint_Write_Byte(STATUS_CMD_OK); - - uint8_t CurrTxPos = 0; - uint8_t CurrRxPos = 0; - - /* Write out bytes to transmit until the start of the bytes to receive is met */ - while (CurrTxPos < SPI_Multi_Params.RxStartAddr) - { - if (CurrTxPos < SPI_Multi_Params.TxBytes) - SPI_SendByte(SPI_Multi_Params.TxData[CurrTxPos]); - else - SPI_SendByte(0); - - CurrTxPos++; - } - - /* Transmit remaining bytes with padding as needed, read in response bytes */ - while (CurrRxPos < SPI_Multi_Params.RxBytes) - { - if (CurrTxPos < SPI_Multi_Params.TxBytes) - Endpoint_Write_Byte(SPI_TransferByte(SPI_Multi_Params.TxData[CurrTxPos++])); - else - Endpoint_Write_Byte(SPI_ReceiveByte()); - - CurrRxPos++; - } - - Endpoint_Write_Byte(STATUS_CMD_OK); - Endpoint_ClearIN(); -} -- cgit v1.2.3