5502879a5b
This is very much still work in progress and much more will change before the final 2.0.0 Some APIs have changed. New libraries have been added. LittleFS included. Co-authored-by: Seon Rozenblum <seonr@3sprockets.com> Co-authored-by: Me No Dev <me-no-dev@users.noreply.github.com> Co-authored-by: geeksville <kevinh@geeksville.com> Co-authored-by: Mike Dunston <m_dunston@comcast.net> Co-authored-by: Unexpected Maker <seon@unexpectedmaker.com> Co-authored-by: Seon Rozenblum <seonr@3sprockets.com> Co-authored-by: microDev <70126934+microDev1@users.noreply.github.com> Co-authored-by: tobozo <tobozo@users.noreply.github.com> Co-authored-by: bobobo1618 <bobobo1618@users.noreply.github.com> Co-authored-by: lorol <lorolouis@gmail.com> Co-authored-by: geeksville <kevinh@geeksville.com> Co-authored-by: Limor "Ladyada" Fried <limor@ladyada.net> Co-authored-by: Sweety <switi.mhaiske@espressif.com> Co-authored-by: Loick MAHIEUX <loick111@gmail.com> Co-authored-by: Larry Bernstone <lbernstone@gmail.com> Co-authored-by: Valerii Koval <valeros@users.noreply.github.com> Co-authored-by: 快乐的我531 <2302004040@qq.com> Co-authored-by: chegewara <imperiaonline4@gmail.com> Co-authored-by: Clemens Kirchgatterer <clemens@1541.org> Co-authored-by: Aron Rubin <aronrubin@gmail.com> Co-authored-by: Pete Lewis <601236+lewispg228@users.noreply.github.com>
57 lines
1.7 KiB
C
57 lines
1.7 KiB
C
// Copyright 2015-2016 Espressif Systems (Shanghai) PTE LTD
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#include "esp32-hal.h"
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#include "esp_attr.h"
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#include "soc/rtc_io_reg.h"
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#include "soc/rtc_cntl_reg.h"
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#include "soc/rtc_io_periph.h"
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#include "soc/sens_reg.h"
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#include "soc/sens_struct.h"
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#include "driver/dac.h"
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#if CONFIG_IDF_TARGET_ESP32
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#define DAC1 25
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#define DAC2 26
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#elif CONFIG_IDF_TARGET_ESP32S2
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#define DAC1 17
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#define DAC2 18
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#else
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#error Target CONFIG_IDF_TARGET is not supported
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#endif
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void ARDUINO_ISR_ATTR __dacWrite(uint8_t pin, uint8_t value)
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{
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if(pin < DAC1 || pin > DAC2){
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return;//not dac pin
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}
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pinMode(pin, ANALOG);
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uint8_t channel = pin - DAC1;
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#if CONFIG_IDF_TARGET_ESP32
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CLEAR_PERI_REG_MASK(SENS_SAR_DAC_CTRL1_REG, SENS_SW_TONE_EN);
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#elif CONFIG_IDF_TARGET_ESP32S2
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SENS.sar_dac_ctrl1.dac_clkgate_en = 1;
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#endif
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RTCIO.pad_dac[channel].dac_xpd_force = 1;
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RTCIO.pad_dac[channel].xpd_dac = 1;
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if (channel == 0) {
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SENS.sar_dac_ctrl2.dac_cw_en1 = 0;
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} else if (channel == 1) {
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SENS.sar_dac_ctrl2.dac_cw_en2 = 0;
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}
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RTCIO.pad_dac[channel].dac = value;
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}
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extern void dacWrite(uint8_t pin, uint8_t value) __attribute__ ((weak, alias("__dacWrite")));
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