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* more ADC / DAC / MCU progress...Selene ToyKeeper2023-11-241-0/+13
| | | | | | | | - fixed t1616 Vref values getting clobbered sometimes, wrapped setting those in a #define'd function for ease and consistency - moved some DAC definitions from hw/ to arch/ to reduce repetition - fixed thefreeman's other builds - switched from PWM_TOPS to PWM2_LEVELS (I'm trying to phase out _TOPS)
* ADC voltage: battcheck 3 digits, fixed t1616, switched back to 8-bit ↵Selene ToyKeeper2023-11-221-2/+2
| | | | | | | | | | | | | | | | | | | | | | | | | internal volt unit Before this branch, `voltage` was 6 bits: Volts * 10 A couple patches ago, I upgraded it to 16 bits: 65535 * Volts / 10.24 That costs too much extra ROM on attiny85 though, for extra precision it doesn't even use... so I switched back to an 8-bit value. It's still more precise than before though: Volts * 40 ... and battcheck displays an extra digit now, on devices with ROM for it. ... and battcheck waits a second to get a more accurate measurement before displaying the first value. It has *much* less variation between first and later readings now. Also: - got t1616 builds working again (tested fc13 and thefreeman-boost-fwaa) - upgraded t1616 voltage and temp to 12-bit (10 bits + 4x oversampling) - removed expensive temp conversion from t1616 ADC interrupt - recalibrated t1616 bogomips again; runs faster after interrupt fix - increased t1616 internal VDD measurement resolution by 36% (1.5V Vref, not 1.1V) - fixed sloppy setting of Vref bits I still need to test / update other t1616 builds, and fix all the t85 + t1634 code and build targets.
* got ADC voltage+temp working on avrdd... but broke all other builds/MCUsSelene ToyKeeper2023-11-211-3/+12
| | | | | | | | | | | | | | | | | This patch changes the ADC code to use two internal standard units, and everything else must convert to these units: - FSM Volts: centiVolts << 6 (range 0 to 10.24 V per cell) - FSM Kelvin: Kelvin << 6 (range 0 to 1024 K) UI-level voltage is still "Volts * 10", and temperature is still Celsius. FSM expects functions to be provided, to convert from the hardware's raw ADC measurements to these internal units: `voltage_raw2cooked()` and `temp_raw2cooked()`. Defaults will be provided by arch/*.[ch] for each MCU type, or the hwdef can make its own. Anyway, gotta go fix all the other MCUs and builds now. :(
* added *unfinished* support for avr32dd20, plus a build target for a dev kitSelene ToyKeeper2023-11-191-0/+93
ADC doesn't work yet. No voltage, no temperature. I need to do a lot of refactoring on the ADC code. :(