X-Git-Url: http://git.linex4red.de/pub/USBasp.git/blobdiff_plain/ec6fbb219fc95ffd5f6f9fffd84eeb5f3fd643a3..1008260985a50df686bb6c0b73c6a0b10fd24b2b:/Projects/AVRISP-MKII/Lib/XPROG/TINYNVM.c?ds=sidebyside

diff --git a/Projects/AVRISP-MKII/Lib/XPROG/TINYNVM.c b/Projects/AVRISP-MKII/Lib/XPROG/TINYNVM.c
index 47a265ace..ca5def27e 100644
--- a/Projects/AVRISP-MKII/Lib/XPROG/TINYNVM.c
+++ b/Projects/AVRISP-MKII/Lib/XPROG/TINYNVM.c
@@ -149,7 +149,7 @@ bool TINYNVM_ReadMemory(const uint16_t ReadAddress, uint8_t* ReadBuffer, uint16_
  *
  *  \return Boolean true if the command sequence complete successfully
  */
-bool TINYNVM_WriteMemory(const uint16_t WriteAddress, const uint8_t* WriteBuffer, uint16_t WriteLength)
+bool TINYNVM_WriteMemory(const uint16_t WriteAddress, uint8_t* WriteBuffer, uint16_t WriteLength)
 {
 	/* Wait until the NVM controller is no longer busy */
 	if (!(TINYNVM_WaitWhileNVMControllerBusy()))
@@ -189,17 +189,24 @@ bool TINYNVM_WriteMemory(const uint16_t WriteAddress, const uint8_t* WriteBuffer
 
 /** Erases the target's memory space.
  *
+ *  \param[in] Address  Address inside the memory space to erase
+ *
  *  \return Boolean true if the command sequence complete successfully
  */
-bool TINYNVM_EraseMemory(void)
+bool TINYNVM_EraseMemory(const uint8_t EraseCommand, const uint16_t Address)
 {
 	/* Wait until the NVM controller is no longer busy */
 	if (!(TINYNVM_WaitWhileNVMControllerBusy()))
 	  return false;
 
-	/* Set the NVM control register to the CHIP ERASE command to erase the target */
+	/* Set the NVM control register to the target memory erase command */
 	TINYNVM_SendWriteNVMRegister(XPROG_Param_NVMCMDRegAddr);
-	XPROGTarget_SendByte(TINY_NVM_CMD_CHIPERASE);	
+	XPROGTarget_SendByte(EraseCommand);
+
+	/* Write to a location within the target address space to start the erase process */
+	TINYNVM_SendPointerAddress(Address);
+	XPROGTarget_SendByte(TPI_CMD_SST | TPI_POINTER_INDIRECT);
+	XPROGTarget_SendByte(0x00);
 
 	/* Wait until the NVM bus is ready again */
 	if (!(TINYNVM_WaitWhileNVMBusBusy()))