ahoneybun/qmk_firmware
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

Fixed issues with EEPROM and FLASH ISP programming in the AVRISP project.

Browse source
This commit is contained in:
Dean Camera 2010-02-01 03:42:10 +00:00
parent b6a4584a19
commit 5f363996e3
3 changed files with 10 additions and 8 deletions
Download patch file Download diff file Expand all files Collapse all files

15
Projects/AVRISP-MKII/Lib/ISP/ISPProtocol.c
View file

@ -198,14 +198,15 @@ void ISPProtocol_ProgramMemory(uint8_t V2Command)
/* AVR FLASH addressing requires us to modify the write command based on if we are writing a high
* or low byte at the current word address */
Write_Memory_Params.ProgrammingCommands[0] ^= READ_WRITE_HIGH_BYTE_MASK;
if (V2Command == CMD_PROGRAM_FLASH_ISP)
Write_Memory_Params.ProgrammingCommands[0] ^= READ_WRITE_HIGH_BYTE_MASK;
/* Check to see the write completion method, to see if we have a valid polling address */
if (!(PollAddress) && (ByteToWrite != PollValue))
{
if (IsOddByte && (V2Command == CMD_PROGRAM_FLASH_ISP))
Write_Memory_Params.ProgrammingCommands[2] |= READ_WRITE_HIGH_BYTE_MASK;
PollAddress = (CurrentAddress & 0xFFFF);
}
@ -239,17 +240,17 @@ void ISPProtocol_ProgramMemory(uint8_t V2Command)
{
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);
/* AVR FLASH addressing requires us to modify the write command based on if we are writing a high
* or low byte at the current word address */
if (V2Command == CMD_PROGRAM_FLASH_ISP)
Write_Memory_Params.ProgrammingCommands[0] ^= READ_WRITE_HIGH_BYTE_MASK;
if (ByteToWrite != PollValue)
{
if (IsOddByte && (V2Command == CMD_PROGRAM_FLASH_ISP))