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Make TPI programming protocol program in words, not bytes to satisfy the datasheet conditions.

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This commit is contained in:
Dean Camera 2010-02-02 03:22:45 +00:00
parent 4d246a82cb
commit b736a5ef2b
3 changed files with 23 additions and 8 deletions
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4
Projects/AVRISP-MKII/AVRISP.txt
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@ -156,7 +156,7 @@
* *
* <b><sup>1</sup></b> <i>Optional, see \ref SSec_Options section - for USB AVRs with ADC modules only</i> \n * <b><sup>1</sup></b> <i>Optional, see \ref SSec_Options section - for USB AVRs with ADC modules only</i> \n
* <b><sup>2</sup></b> <i>When XPROG_VIA_HARDWARE_USART is set, the AVR's Tx and Rx become the DATA line when connected together * <b><sup>2</sup></b> <i>When XPROG_VIA_HARDWARE_USART is set, the AVR's Tx and Rx become the DATA line when connected together
* via a pair of 300 ohm resistors, and the AVR's XCK pin becomes CLOCK.</i> \n * via a pair of 220 ohm resistors, and the AVR's XCK pin becomes CLOCK.</i> \n
* <b><sup>3</sup></b> <i>See AUX line related tokens in the \ref SSec_Options section</i> * <b><sup>3</sup></b> <i>See AUX line related tokens in the \ref SSec_Options section</i>
* *
* \section Sec_TPI TPI Connections * \section Sec_TPI TPI Connections
@ -202,7 +202,7 @@
* *
* <b><sup>1</sup></b> <i>Optional, see \ref SSec_Options section - for USB AVRs with ADC modules only</i> \n * <b><sup>1</sup></b> <i>Optional, see \ref SSec_Options section - for USB AVRs with ADC modules only</i> \n
* <b><sup>2</sup></b> <i>When XPROG_VIA_HARDWARE_USART is set, the AVR's Tx and Rx become the DATA line when connected together * <b><sup>2</sup></b> <i>When XPROG_VIA_HARDWARE_USART is set, the AVR's Tx and Rx become the DATA line when connected together
* via a pair of 300 ohm resistors, and the AVR's XCK pin becomes CLOCK.</i> \n * via a pair of 220 ohm resistors, and the AVR's XCK pin becomes CLOCK.</i> \n
* <b><sup>3</sup></b> <i>See AUX line related tokens in the \ref SSec_Options section</i> * <b><sup>3</sup></b> <i>See AUX line related tokens in the \ref SSec_Options section</i>
* *
* \section SSec_Options Project Options * \section SSec_Options Project Options

23
Projects/AVRISP-MKII/Lib/XPROG/TINYNVM.c
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@ -141,11 +141,11 @@ bool TINYNVM_ReadMemory(const uint16_t ReadAddress, uint8_t* ReadBuffer, uint16_
return true; return true;
} }
/** Writes byte addressed memory to the target's memory spaces. /** Writes word addressed memory to the target's memory spaces.
* *
* \param[in] WriteAddress Start address to write to within the target's address space * \param[in] WriteAddress Start address to write to within the target's address space
* \param[in] WriteBuffer Buffer to source data from * \param[in] WriteBuffer Buffer to source data from
* \param[in] WriteLength Total number of bytes to write to the device * \param[in] WriteLength Total number of bytes to write to the device (must be an integer multiple of 2)
* *
* \return Boolean true if the command sequence complete successfully * \return Boolean true if the command sequence complete successfully
*/ */
@ -154,6 +154,10 @@ bool TINYNVM_WriteMemory(const uint16_t WriteAddress, const uint8_t* WriteBuffer
/* Wait until the NVM controller is no longer busy */ /* Wait until the NVM controller is no longer busy */
if (!(TINYNVM_WaitWhileNVMControllerBusy())) if (!(TINYNVM_WaitWhileNVMControllerBusy()))
return false; return false;
/* Must have an integer number of words to write - if extra bytes, abort programming */
if (WriteLength & 0x01)
return false;
/* Set the NVM control register to the WORD WRITE command for memory reading */ /* Set the NVM control register to the WORD WRITE command for memory reading */
TINYNVM_SendWriteNVMRegister(XPROG_Param_NVMCMDRegAddr); TINYNVM_SendWriteNVMRegister(XPROG_Param_NVMCMDRegAddr);
@ -162,11 +166,22 @@ bool TINYNVM_WriteMemory(const uint16_t WriteAddress, const uint8_t* WriteBuffer
/* Send the address of the location to write to */ /* Send the address of the location to write to */
TINYNVM_SendPointerAddress(WriteAddress); TINYNVM_SendPointerAddress(WriteAddress);
while (WriteLength--) while (WriteLength)
{ {
/* Write the byte of data to the target */ /* Wait until the NVM controller is no longer busy */
if (!(TINYNVM_WaitWhileNVMControllerBusy()))
return false;
/* Write the low byte of data to the target */
XPROGTarget_SendByte(TPI_CMD_SST | TPI_POINTER_INDIRECT_PI); XPROGTarget_SendByte(TPI_CMD_SST | TPI_POINTER_INDIRECT_PI);
XPROGTarget_SendByte(*(WriteBuffer++)); XPROGTarget_SendByte(*(WriteBuffer++));
/* Write the high byte of data to the target */
XPROGTarget_SendByte(TPI_CMD_SST | TPI_POINTER_INDIRECT_PI);
XPROGTarget_SendByte(*(WriteBuffer++));
/* Need to decrement the write length twice, since we read out a whole word */
WriteLength -= 2;
} }
return true; return true;

4
Projects/Webserver/Lib/HTTPServerApp.c
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@ -67,9 +67,9 @@ MIME_Type_t PROGMEM MIMETypes[] =
{.Extension = "gif", .MIMEType = "image/gif"}, {.Extension = "gif", .MIMEType = "image/gif"},
{.Extension = "bmp", .MIMEType = "image/bmp"}, {.Extension = "bmp", .MIMEType = "image/bmp"},
{.Extension = "png", .MIMEType = "image/png"}, {.Extension = "png", .MIMEType = "image/png"},
{.Extension = "ico", .MIMEType = "image/x-icon"},
{.Extension = "exe", .MIMEType = "application/octet-stream"}, {.Extension = "exe", .MIMEType = "application/octet-stream"},
{.Extension = "gz", .MIMEType = "application/x-gzip"}, {.Extension = "gz", .MIMEType = "application/x-gzip"},
{.Extension = "ico", .MIMEType = "image/x-icon"},
{.Extension = "zip", .MIMEType = "application/zip"}, {.Extension = "zip", .MIMEType = "application/zip"},
{.Extension = "pdf", .MIMEType = "application/pdf"}, {.Extension = "pdf", .MIMEType = "application/pdf"},
}; };
@ -125,7 +125,7 @@ void WebserverApp_Callback(void)
AppState->CurrentState = AppState->NextState; AppState->CurrentState = AppState->NextState;
} }
if (uip_rexmit() || uip_newdata() || uip_acked() || uip_connected() || uip_poll()) if (uip_rexmit() || uip_acked() || uip_newdata() || uip_connected() || uip_poll())
{ {
switch (AppState->CurrentState) switch (AppState->CurrentState)
{ {