2021-06-04 17:56:34 +08:00
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/**
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* @file main.c
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2021-06-20 12:25:46 +08:00
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* @brief
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*
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2021-06-04 17:56:34 +08:00
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* Copyright (c) 2021 Bouffalolab team
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2021-06-20 12:25:46 +08:00
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*
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2021-06-04 17:56:34 +08:00
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership. The
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* ASF licenses this file to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance with the
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* License. You may obtain a copy of the License at
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2021-06-20 12:25:46 +08:00
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*
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2021-06-04 17:56:34 +08:00
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* http://www.apache.org/licenses/LICENSE-2.0
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2021-06-20 12:25:46 +08:00
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*
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2021-06-04 17:56:34 +08:00
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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, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations
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* under the License.
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2021-06-20 12:25:46 +08:00
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*
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2021-06-04 17:56:34 +08:00
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*/
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#include "hal_adc.h"
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#include "hal_gpio.h"
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adc_channel_t posChList[] = { ADC_CHANNEL_TSEN_P };
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adc_channel_t negChList[] = { ADC_CHANNEL_GND };
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uint16_t tsen_offset = 0;
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2021-06-20 12:25:46 +08:00
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struct device *adc_tsen;
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int main(void)
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{
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float sum_val = 0.0;
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bflb_platform_init(0);
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adc_channel_cfg_t adc_channel_cfg;
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adc_channel_cfg.pos_channel = posChList;
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adc_channel_cfg.neg_channel = negChList;
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adc_channel_cfg.num = 1;
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MSG("adc tsen test case \r\n");
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adc_register(ADC0_INDEX, "adc_tsen");
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adc_tsen = device_find("adc_tsen");
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if (adc_tsen) {
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ADC_DEV(adc_tsen)->continuous_conv_mode = DISABLE;
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device_open(adc_tsen, DEVICE_OFLAG_STREAM_RX);
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device_control(adc_tsen, DEVICE_CTRL_ADC_CHANNEL_CONFIG, &adc_channel_cfg);
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device_control(adc_tsen, DEVICE_CTRL_ADC_TSEN_ON, NULL);
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} else {
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MSG("adc device find fail \n");
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}
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if (adc_trim_tsen(&tsen_offset) == ERROR) {
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MSG("read efuse data fail \n");
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return ERROR;
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} else {
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MSG("offset = %d \n", tsen_offset);
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}
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while (1) {
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for (int i = 0; i < 50; i++) {
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sum_val += adc_get_tsen(tsen_offset);
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bflb_platform_delay_ms(10);
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}
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MSG("Tsen temp:%0.2f \n", (sum_val / 50.0));
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sum_val = 0;
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}
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}
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