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With vehicle power OFF, connect ICE programmer AVR Port to JTAG header.
Make sure to check pinout of Programmer, Vehicle and Connector Cable.
Pinout:
3.
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Fuses
Turn ON vehicle and connect to ATmega Chip using Device Programming (Apply and Read).
| Warning |
|---|
Check Fuses See Low Level Controller for more information on fuses and first time use |
Here the fuses that deviate from the default that should be set correctly:
| Fuse | Correct Setting |
|---|---|
| HIGH.SPIEN | Unchecked |
| HIGH.EESAVE | Optional i.e. checked or unchecked |
| LOW.CKDIV8 | Unchecked |
| LOW_SUT_CKSEL | Ext. Crystal Osc. 8.0- MHz; Start-up time: 16 CK + 65ms |
4. Flash ATmega
Flash chip using Start without Debugging
| Warning |
|---|
Turn OFF vehicle after flashing is complete BEFORE disconnecting programmer |
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