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Slow AVRISP-MKII clone PDI/TPI programming speed back to 250KHz due to issues with the XPLAINBridge when PDI programming at faster rates.

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Speed up XMEGANVM_WaitWhileNVMControllerBusy() by preloading the status register address into the pointer register of the target's NVM controller and then reading via a faster indirect load command.
This commit is contained in:
Dean Camera 2010-11-16 12:30:00 +00:00
parent 002cd6df49
commit a9f313afa9
4 changed files with 10 additions and 9 deletions
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Projects/AVRISP-MKII/Lib/XPROG/XPROGTarget.h
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@ -56,7 +56,7 @@
#endif
/** Serial carrier TPI/PDI speed when hardware TPI/PDI mode is used. */
#define XPROG_HARDWARE_SPEED 500000
#define XPROG_HARDWARE_SPEED 250000
/** Total number of bits in a single USART frame. */
#define BITS_IN_USART_FRAME 12