diff options
Diffstat (limited to 'Projects/AVRISP-MKII/Lib/XPROG/TINYNVM.c')
| -rw-r--r-- | Projects/AVRISP-MKII/Lib/XPROG/TINYNVM.c | 31 |
1 files changed, 16 insertions, 15 deletions
diff --git a/Projects/AVRISP-MKII/Lib/XPROG/TINYNVM.c b/Projects/AVRISP-MKII/Lib/XPROG/TINYNVM.c index d45e42a1a..7522dc81f 100644 --- a/Projects/AVRISP-MKII/Lib/XPROG/TINYNVM.c +++ b/Projects/AVRISP-MKII/Lib/XPROG/TINYNVM.c @@ -1,7 +1,7 @@ /* LUFA Library Copyright (C) Dean Camera, 2010. - + dean [at] fourwalledcubicle [dot] com www.fourwalledcubicle.com */ @@ -9,13 +9,13 @@ /* Copyright 2010 Dean Camera (dean [at] fourwalledcubicle [dot] com) - Permission to use, copy, modify, distribute, and sell this + Permission to use, copy, modify, distribute, and sell this software and its documentation for any purpose is hereby granted - without fee, provided that the above copyright notice appear in + without fee, 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 + 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 @@ -138,17 +138,17 @@ bool TINYNVM_ReadMemory(const uint16_t ReadAddress, /* Set the NVM control register to the NO OP command for memory reading */ TINYNVM_SendWriteNVMRegister(XPROG_Param_NVMCMDRegAddr); XPROGTarget_SendByte(TINY_NVM_CMD_NOOP); - + /* Send the address of the location to read from */ TINYNVM_SendPointerAddress(ReadAddress); - + while (ReadSize-- && TimeoutTicksRemaining) { /* Read the byte of data from the target */ XPROGTarget_SendByte(TPI_CMD_SLD | TPI_POINTER_INDIRECT_PI); *(ReadBuffer++) = XPROGTarget_ReceiveByte(); } - + return (TimeoutTicksRemaining != 0); } @@ -167,7 +167,7 @@ bool TINYNVM_WriteMemory(const uint16_t WriteAddress, /* Wait until the NVM controller is no longer busy */ if (!(TINYNVM_WaitWhileNVMControllerBusy())) return false; - + /* Must have an integer number of words to write - if extra byte, word-align via a dummy high byte */ if (WriteLength & 0x01) WriteBuffer[WriteLength++] = 0xFF; @@ -175,10 +175,10 @@ bool TINYNVM_WriteMemory(const uint16_t WriteAddress, /* Set the NVM control register to the WORD WRITE command for memory reading */ TINYNVM_SendWriteNVMRegister(XPROG_Param_NVMCMDRegAddr); XPROGTarget_SendByte(TINY_NVM_CMD_WORDWRITE); - + /* Send the address of the location to write to */ TINYNVM_SendPointerAddress(WriteAddress); - + while (WriteLength) { /* Wait until the NVM controller is no longer busy */ @@ -188,7 +188,7 @@ bool TINYNVM_WriteMemory(const uint16_t WriteAddress, /* Write the low byte of data to the target */ XPROGTarget_SendByte(TPI_CMD_SST | TPI_POINTER_INDIRECT_PI); XPROGTarget_SendByte(*(WriteBuffer++)); - + /* Write the high byte of data to the target */ XPROGTarget_SendByte(TPI_CMD_SST | TPI_POINTER_INDIRECT_PI); XPROGTarget_SendByte(*(WriteBuffer++)); @@ -196,7 +196,7 @@ bool TINYNVM_WriteMemory(const uint16_t WriteAddress, /* Need to decrement the write length twice, since we read out a whole word */ WriteLength -= 2; } - + return true; } @@ -226,8 +226,9 @@ bool TINYNVM_EraseMemory(const uint8_t EraseCommand, /* Wait until the NVM controller is no longer busy */ if (!(TINYNVM_WaitWhileNVMControllerBusy())) return false; - + return true; } #endif + |