Arduino Nano Every / ATmega4809 support #595
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Uses avrxmega2 and atxmega32a4 because atmega4809 support isn't shipped with avr-libc for some reason...
This is all a big jumbled mess and in no way "production ready". Clock/delay seems to be wrong, at least the blinky blinks way too slow...
flobz
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Jan 7, 2025
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| fn init(portmux: &crate::pac::PORTMUX, clkctrl: &crate::pac::CLKCTRL, cpu: &crate::pac::CPU) { | ||
| portmux.usartroutea.write(|w| w.usart1().alt1().usart3().alt1()); | ||
| // PORTMUX setting for TCA -> all outputs [0:2] point to PORTB pins [0:2] timer | ||
| portmux.tcaroutea.write(|w|w.tca0().portb()); | ||
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| portmux.tcbroutea.write(|w|w.tcb0().set_bit().tcb1().set_bit()); | ||
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| cpu.ccp.write(|w|w.ccp().ioreg()); | ||
| clkctrl.mclkctrlb.write(|w|w.pen().clear_bit()); | ||
| } |
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I'm not sure if it's the right place for configuring register of the mcu.
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This PR require a fix in atdf2svd: Rahix/atdf2svd#67.Based on #139
Fix:
#114
#97