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Fix endianness of LOAD_ADDRESS command data, add correct PROGRAM_FLASH_ISP/PROGRAM_EEPROM_ISP polling and endpoint bank clearing, add hardware delays/timeouts to the V2 Protocol handler in the AVRISP project.

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This commit is contained in:
Dean Camera 2009-08-24 13:39:47 +00:00
parent 8cb8f1cfdd
commit f070902bdb
4 changed files with 42 additions and 36 deletions
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14
Projects/Incomplete/AVRISP/Lib/V2ProtocolTarget.c
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@ -83,7 +83,7 @@ void V2Protocol_DelayMS(uint8_t MS)
}
uint8_t V2Protocol_WaitForProgComplete(uint8_t ProgrammingMode, uint16_t PollAddress, uint8_t PollValue,
uint8_t DelayMS, bool IsFlashMemory, uint8_t ReadMemCommand)
uint8_t DelayMS, uint8_t ReadMemCommand)
{
uint8_t ProgrammingStatus = STATUS_CMD_OK;
@ -96,12 +96,6 @@ uint8_t V2Protocol_WaitForProgComplete(uint8_t ProgrammingMode, uint16_t PollAdd
break;
case PROG_MODE_WORD_VALUE_MASK:
case PROG_MODE_PAGED_VALUE_MASK:
if (IsFlashMemory && (PollAddress & 0x01))
{
ReadMemCommand |= READ_WRITE_ODD_BYTE_MASK;
PollAddress >>= 1;
}
TCNT0 = 0;
do
@ -119,6 +113,7 @@ uint8_t V2Protocol_WaitForProgComplete(uint8_t ProgrammingMode, uint16_t PollAdd
case PROG_MODE_WORD_READYBUSY_MASK:
case PROG_MODE_PAGED_READYBUSY_MASK:
ProgrammingStatus = V2Protocol_WaitWhileTargetBusy();
break;
}
return ProgrammingStatus;
@ -126,8 +121,6 @@ uint8_t V2Protocol_WaitForProgComplete(uint8_t ProgrammingMode, uint16_t PollAdd
uint8_t V2Protocol_WaitWhileTargetBusy(void)
{
uint8_t ResponseByte;
TCNT0 = 0;
do
@ -136,9 +129,8 @@ uint8_t V2Protocol_WaitWhileTargetBusy(void)
SPI_SendByte(0x00);
SPI_SendByte(0x00);
ResponseByte = SPI_ReceiveByte();
}
while ((ResponseByte & 0x01) && (TCNT0 < TARGET_BUSY_TIMEOUT_MS));
while ((SPI_ReceiveByte() & 0x01) && (TCNT0 < TARGET_BUSY_TIMEOUT_MS));
if (TCNT0 >= TARGET_BUSY_TIMEOUT_MS)
return STATUS_RDY_BSY_TOUT;