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en:xboot:readme [2012/01/09 03:05] alex [3.8 API Support] |
en:xboot:readme [2012/01/09 03:12] alex [2.4 Notes for Main Application] |
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| Here are a few tips for your main application that will make using XBoot a much more pleasant experience. | Here are a few tips for your main application that will make using XBoot a much more pleasant experience. | ||
| - | |||
| - | === - Program UART Bits Properly === | ||
| - | |||
| - | If you select the ''USE_UART'' option, XBoot will program the UART. If your program uses the same UART as XBoot, you should not assume any of the UART registers are blank! Manually force all bits to the desired state. In particular, the 2x bit is often left out of UART configuration routines, but is set by XBoot. | ||
| === - Catch the "Enter Bootloader" command === | === - Catch the "Enter Bootloader" command === | ||
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| </code> | </code> | ||
| - | In many cases, this allows you to use the AVRDude program command without having to manually reset the AVR. Alternatively, if the API is used, calling ''xboot_reset()'' will have the same effect. | + | In many cases, this allows you to use the AVRDude program command without having to manually reset the AVR. Alternatively, the API call ''xboot_reset()'' will have the same effect. |
| ===== - Configuring XBoot ===== | ===== - Configuring XBoot ===== | ||