f5da77b5ce
It suuports 1 channel @ 10 bit for SAMD21, 2 channels @ 12 bit for SAMD51.
Instantiation by:
dac = machine.DAC(ch) # 0 or 1
Method write:
dac.write(value)
The output voltage range is 0..Vdd.
43 lines
1.8 KiB
C
43 lines
1.8 KiB
C
/*
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* This file is part of the MicroPython project, http://micropython.org/
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*
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* The MIT License (MIT)
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*
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* Copyright (c) 2021 Damien P. George
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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#ifndef MICROPY_INCLUDED_SAMD_MODMACHINE_H
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#define MICROPY_INCLUDED_SAMD_MODMACHINE_H
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#include "py/obj.h"
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extern const mp_obj_type_t machine_adc_type;
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extern const mp_obj_type_t machine_dac_type;
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extern const mp_obj_type_t machine_hw_i2c_type;
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extern const mp_obj_type_t machine_led_type;
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extern const mp_obj_type_t machine_pin_type;
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extern const mp_obj_type_t machine_pwm_type;
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extern const mp_obj_type_t machine_spi_type;
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extern const mp_obj_type_t machine_timer_type;
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extern const mp_obj_type_t machine_uart_type;
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extern const mp_obj_type_t machine_wdt_type;
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#endif // MICROPY_INCLUDED_SAMD_MODMACHINE_H
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