ahoneybun/qmk_firmware
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Minor documentation fixes.

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Make an explicit constant name for the CMDEX bit of the target's NVM command register in the AVRISP-MKII Clone project.
This commit is contained in:
Dean Camera 2012-02-08 21:31:03 +00:00
parent c60897df39
commit 7a1033025b
4 changed files with 34 additions and 23 deletions
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14
Projects/AVRISP-MKII/Lib/XPROG/XMEGANVM.c
View file

@ -186,7 +186,7 @@ bool XMEGANVM_GetMemoryCRC(const uint8_t CRCCommand, uint32_t* const CRCDest)
/* Set CMDEX bit in NVM CTRLA register to start the CRC generation */
XPROGTarget_SendByte(PDI_CMD_STS | (PDI_DATSIZE_4BYTES << 2));
XMEGANVM_SendNVMRegAddress(XMEGA_NVM_REG_CTRLA);
XPROGTarget_SendByte(1 << 0);
XPROGTarget_SendByte(XMEGA_NVM_BIT_CTRLA_CMDEX);
/* Wait until the NVM bus is ready again */
if (!(XMEGANVM_WaitWhileNVMBusBusy()))
@ -202,11 +202,11 @@ bool XMEGANVM_GetMemoryCRC(const uint8_t CRCCommand, uint32_t* const CRCDest)
/* Send the REPEAT command to grab the CRC bytes */
XPROGTarget_SendByte(PDI_CMD_REPEAT | PDI_DATSIZE_1BYTE);
XPROGTarget_SendByte(XMEGA_CRC_LENGTH - 1);
XPROGTarget_SendByte(XMEGA_CRC_LENGTH_BYTES - 1);
/* Read in the CRC bytes from the target */
XPROGTarget_SendByte(PDI_CMD_LD | (PDI_POINTER_INDIRECT_PI << 2) | PDI_DATSIZE_1BYTE);
for (uint8_t i = 0; i < XMEGA_CRC_LENGTH; i++)
for (uint8_t i = 0; i < XMEGA_CRC_LENGTH_BYTES; i++)
((uint8_t*)CRCDest)[i] = XPROGTarget_ReceiveByte();
return (TimeoutExpired == false);
@ -304,7 +304,7 @@ bool XMEGANVM_WritePageMemory(const uint8_t WriteBuffCommand, const uint8_t Eras
/* Set CMDEX bit in NVM CTRLA register to start the buffer erase */
XPROGTarget_SendByte(PDI_CMD_STS | (PDI_DATSIZE_4BYTES << 2));
XMEGANVM_SendNVMRegAddress(XMEGA_NVM_REG_CTRLA);
XPROGTarget_SendByte(1 << 0);
XPROGTarget_SendByte(XMEGA_NVM_BIT_CTRLA_CMDEX);
}
if (WriteSize)
@ -376,7 +376,7 @@ bool XMEGANVM_EraseMemory(const uint8_t EraseCommand, const uint32_t Address)
/* Set CMDEX bit in NVM CTRLA register to start the erase sequence */
XPROGTarget_SendByte(PDI_CMD_STS | (PDI_DATSIZE_4BYTES << 2));
XMEGANVM_SendNVMRegAddress(XMEGA_NVM_REG_CTRLA);
XPROGTarget_SendByte(1 << 0);
XPROGTarget_SendByte(XMEGA_NVM_BIT_CTRLA_CMDEX);
}
else if (EraseCommand == XMEGA_NVM_CMD_ERASEEEPROM)
{
@ -388,7 +388,7 @@ bool XMEGANVM_EraseMemory(const uint8_t EraseCommand, const uint32_t Address)
/* Set CMDEX bit in NVM CTRLA register to start the buffer erase */
XPROGTarget_SendByte(PDI_CMD_STS | (PDI_DATSIZE_4BYTES << 2));
XMEGANVM_SendNVMRegAddress(XMEGA_NVM_REG_CTRLA);
XPROGTarget_SendByte(1 << 0);
XPROGTarget_SendByte(XMEGA_NVM_BIT_CTRLA_CMDEX);
/* Wait until the NVM controller is no longer busy */
if (!(XMEGANVM_WaitWhileNVMControllerBusy()))
@ -420,7 +420,7 @@ bool XMEGANVM_EraseMemory(const uint8_t EraseCommand, const uint32_t Address)
/* Set CMDEX bit in NVM CTRLA register to start the EEPROM erase sequence */
XPROGTarget_SendByte(PDI_CMD_STS | (PDI_DATSIZE_4BYTES << 2));
XMEGANVM_SendNVMRegAddress(XMEGA_NVM_REG_CTRLA);
XPROGTarget_SendByte(1 << 0);
XPROGTarget_SendByte(XMEGA_NVM_BIT_CTRLA_CMDEX);
}
else
{

4
Projects/AVRISP-MKII/Lib/XPROG/XMEGANVM.h
View file

@ -56,7 +56,7 @@
#endif
/* Defines: */
#define XMEGA_CRC_LENGTH 3
#define XMEGA_CRC_LENGTH_BYTES 3
#define XMEGA_NVM_REG_ADDR0 0x00
#define XMEGA_NVM_REG_ADDR1 0x01
@ -70,6 +70,8 @@
#define XMEGA_NVM_REG_INTCTRL 0x0D
#define XMEGA_NVM_REG_STATUS 0x0F
#define XMEGA_NVM_REG_LOCKBITS 0x10
#define XMEGA_NVM_BIT_CTRLA_CMDEX (1 << 0)
#define XMEGA_NVM_CMD_NOOP 0x00
#define XMEGA_NVM_CMD_CHIPERASE 0x40