{"id":4516,"date":"2021-07-22T22:39:34","date_gmt":"2021-07-22T20:39:34","guid":{"rendered":"https:\/\/arduino.net.pl\/?p=4516"},"modified":"2023-12-30T17:58:53","modified_gmt":"2023-12-30T16:58:53","slug":"bmp180-czujnik-temperatury-i-cisnienia","status":"publish","type":"post","link":"https:\/\/arduino.net.pl\/index.php\/bmp180-czujnik-temperatury-i-cisnienia\/","title":{"rendered":"bmp180 czujnik temperatury i ci\u015bnienia"},"content":{"rendered":"\n<h1 class=\"wp-block-heading\">Arduino<\/h1>\n\n\n\n<h4 class=\"wp-block-heading\">\u0141\u0104CZENIE<\/h4>\n\n\n\n<figure class=\"wp-block-table is-style-regular\"><table><thead><tr><th class=\"has-text-align-left\" data-align=\"left\"><strong>BMP180<\/strong><\/th><th class=\"has-text-align-left\" data-align=\"left\"><strong>ESP8266<\/strong><\/th><th class=\"has-text-align-left\" data-align=\"left\"><strong>ESP32<\/strong><\/th><\/tr><\/thead><tbody><tr><td class=\"has-text-align-left\" data-align=\"left\">Vin<\/td><td class=\"has-text-align-left\" data-align=\"left\">3.3V<\/td><td class=\"has-text-align-left\" data-align=\"left\">3.3V<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">GND<\/td><td class=\"has-text-align-left\" data-align=\"left\">GND<\/td><td class=\"has-text-align-left\" data-align=\"left\">GND<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">SCL<\/td><td class=\"has-text-align-left\" data-align=\"left\">D1 ( SCL)<\/td><td class=\"has-text-align-left\" data-align=\"left\">GPIO 22&nbsp;(SCL)&nbsp;<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">SDA<\/td><td class=\"has-text-align-left\" data-align=\"left\">D2 ( SDA)<\/td><td class=\"has-text-align-left\" data-align=\"left\">GPIO 21&nbsp;(SDA)<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h4 class=\"wp-block-heading\">BIBLIOTEKA<\/h4>\n\n\n\n<p><strong>Biblioteka Arduino:<\/strong> <a href=\"https:\/\/github.com\/adafruit\/Adafruit-BMP085-Library\">https:\/\/github.com\/adafruit\/Adafruit-BMP085-Library<\/a><\/p>\n\n\n\n<h4 class=\"wp-block-heading\">KOD<\/h4>\n\n\n<div class=\"wp-block-syntaxhighlighter-code \"><pre class=\"brush: plain; light: false; title: Kod:; toolbar: true; notranslate\" title=\"Kod:\">\n#include &amp;lt;Wire.h&gt;\n#include &amp;lt;Adafruit_BMP085.h&gt;\n \nAdafruit_BMP085 bmp;\n \nvoid setup() \n{\n  Serial.begin(9600);\n  \/\/Wire.begin (4, 5);\n  if (!bmp.begin()) \n  {\n    Serial.println(&quot;Could not find BMP180 or BMP085 sensor at 0x77&quot;);\n    while (1) {}\n  }\n}\n \nvoid loop() \n{\n  Serial.print(&quot;Temperature = &quot;);\n  Serial.print(bmp.readTemperature());\n  Serial.println(&quot; Celsius&quot;);\n \n  Serial.print(&quot;Pressure = &quot;);\n  Serial.print(bmp.readPressure());\n  Serial.println(&quot; Pascal&quot;);\n \n \n  Serial.println();\n  delay(5000);\n}\n<\/pre><\/div>\n\n\n<h4 class=\"wp-block-heading\">LINKI<\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Wemos mini bmp180 sensor example\n<ul class=\"wp-block-list\">\n<li><a href=\"http:\/\/www.esp8266learning.com\/wemos-mini-bmp180-sensor-example.php\">http:\/\/www.esp8266learning.com\/wemos-mini-bmp180-sensor-example.php<\/a><\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity is-style-default\"\/>\n\n\n\n<h1 class=\"wp-block-heading\">MicroPython<\/h1>\n\n\n\n<p>Biblioteka <strong><a href=\"https:\/\/github.com\/micropython-IMU\/micropython-bmp180\/tree\/master\" title=\"\">bmp180.py<\/a><\/strong><\/p>\n\n\n<div class=\"wp-block-syntaxhighlighter-code \"><pre class=\"brush: python; light: false; title: Kod:; toolbar: true; notranslate\" title=\"Kod:\">\n&#039;&#039;&#039;\nbmp180 is a micropython module for the Bosch BMP180 sensor. It measures\ntemperature as well as pressure, with a high enough resolution to calculate\naltitude.\nBreakoutboard: http:\/\/www.adafruit.com\/products\/1603  \ndata-sheet: http:\/\/ae-bst.resource.bosch.com\/media\/products\/dokumente\/\nbmp180\/BST-BMP180-DS000-09.pdf\n\nThe MIT License (MIT)\nCopyright (c) 2014 Sebastian Plamauer, oeplse@gmail.com\nPermission is hereby granted, free of charge, to any person obtaining a copy\nof this software and associated documentation files (the &quot;Software&quot;), to deal\nin the Software without restriction, including without limitation the rights\nto use, copy, modify, merge, publish, distribute, sublicense, and\/or sell\ncopies of the Software, and to permit persons to whom the Software is\nfurnished to do so, subject to the following conditions:\nThe above copyright notice and this permission notice shall be included in\nall copies or substantial portions of the Software.\nTHE SOFTWARE IS PROVIDED &quot;AS IS&quot;, WITHOUT WARRANTY OF ANY KIND, EXPRESS OR\nIMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,\nFITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE\nAUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER\nLIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,\nOUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN\nTHE SOFTWARE.\n&#039;&#039;&#039;\n\nfrom ustruct import unpack as unp\nfrom machine import I2C, Pin\nimport math\nimport time\n\n# BMP180 class\nclass BMP180():\n    &#039;&#039;&#039;\n    Module for the BMP180 pressure sensor.\n    &#039;&#039;&#039;\n\n    _bmp_addr = 119             # adress of BMP180 is hardcoded on the sensor\n\n    # init\n    def __init__(self, i2c_bus):\n\n        # create i2c obect\n        _bmp_addr = self._bmp_addr\n        self._bmp_i2c = i2c_bus\n        self._bmp_i2c.start()\n        self.chip_id = self._bmp_i2c.readfrom_mem(_bmp_addr, 0xD0, 2)\n        # read calibration data from EEPROM\n        self._AC1 = unp(&#039;&gt;h&#039;, self._bmp_i2c.readfrom_mem(_bmp_addr, 0xAA, 2))&#x5B;0]\n        self._AC2 = unp(&#039;&gt;h&#039;, self._bmp_i2c.readfrom_mem(_bmp_addr, 0xAC, 2))&#x5B;0]\n        self._AC3 = unp(&#039;&gt;h&#039;, self._bmp_i2c.readfrom_mem(_bmp_addr, 0xAE, 2))&#x5B;0]\n        self._AC4 = unp(&#039;&gt;H&#039;, self._bmp_i2c.readfrom_mem(_bmp_addr, 0xB0, 2))&#x5B;0]\n        self._AC5 = unp(&#039;&gt;H&#039;, self._bmp_i2c.readfrom_mem(_bmp_addr, 0xB2, 2))&#x5B;0]\n        self._AC6 = unp(&#039;&gt;H&#039;, self._bmp_i2c.readfrom_mem(_bmp_addr, 0xB4, 2))&#x5B;0]\n        self._B1 = unp(&#039;&gt;h&#039;, self._bmp_i2c.readfrom_mem(_bmp_addr, 0xB6, 2))&#x5B;0]\n        self._B2 = unp(&#039;&gt;h&#039;, self._bmp_i2c.readfrom_mem(_bmp_addr, 0xB8, 2))&#x5B;0]\n        self._MB = unp(&#039;&gt;h&#039;, self._bmp_i2c.readfrom_mem(_bmp_addr, 0xBA, 2))&#x5B;0]\n        self._MC = unp(&#039;&gt;h&#039;, self._bmp_i2c.readfrom_mem(_bmp_addr, 0xBC, 2))&#x5B;0]\n        self._MD = unp(&#039;&gt;h&#039;, self._bmp_i2c.readfrom_mem(_bmp_addr, 0xBE, 2))&#x5B;0]\n\n        # settings to be adjusted by user\n        self.oversample_setting = 3\n        self.baseline = 101325.0\n\n        # output raw\n        self.UT_raw = None\n        self.B5_raw = None\n        self.MSB_raw = None\n        self.LSB_raw = None\n        self.XLSB_raw = None\n        self.gauge = self.makegauge() # Generator instance\n        for _ in range(128):\n            next(self.gauge)\n            time.sleep_ms(1)\n\n    def compvaldump(self):\n        &#039;&#039;&#039;\n        Returns a list of all compensation values\n        &#039;&#039;&#039;\n        return &#x5B;self._AC1, self._AC2, self._AC3, self._AC4, self._AC5, self._AC6, \n                self._B1, self._B2, self._MB, self._MC, self._MD, self.oversample_setting]\n\n    # gauge raw\n    def makegauge(self):\n        &#039;&#039;&#039;\n        Generator refreshing the raw measurments.\n        &#039;&#039;&#039;\n        delays = (5, 8, 14, 25)\n        while True:\n            self._bmp_i2c.writeto_mem(self._bmp_addr, 0xF4, bytearray(&#x5B;0x2E]))\n            t_start = time.ticks_ms()\n            while (time.ticks_ms() - t_start) &lt;= 5: # 5mS delay\n                yield None\n            try:\n                self.UT_raw = self._bmp_i2c.readfrom_mem(self._bmp_addr, 0xF6, 2)\n            except:\n                yield None\n            self._bmp_i2c.writeto_mem(self._bmp_addr, 0xF4, bytearray(&#x5B;0x34+(self.oversample_setting &lt;&lt; 6)]))\n            t_pressure_ready = delays&#x5B;self.oversample_setting]\n            t_start = time.ticks_ms()\n            while (time.ticks_ms() - t_start) &lt;= t_pressure_ready:\n                yield None\n            try:\n                self.MSB_raw = self._bmp_i2c.readfrom_mem(self._bmp_addr, 0xF6, 1)\n                self.LSB_raw = self._bmp_i2c.readfrom_mem(self._bmp_addr, 0xF7, 1)\n                self.XLSB_raw = self._bmp_i2c.readfrom_mem(self._bmp_addr, 0xF8, 1)\n            except:\n                yield None\n            yield True\n\n    def blocking_read(self):\n        if next(self.gauge) is not None: # Discard old data\n            pass\n        while next(self.gauge) is None:\n            pass\n\n    @property\n    def oversample_sett(self):\n        return self.oversample_setting\n\n    @oversample_sett.setter\n    def oversample_sett(self, value):\n        if value in range(4):\n            self.oversample_setting = value\n        else:\n            print(&#039;oversample_sett can only be 0, 1, 2 or 3, using 3 instead&#039;)\n            self.oversample_setting = 3\n\n    @property\n    def temperature(self):\n        &#039;&#039;&#039;\n        Temperature in degree C.\n        &#039;&#039;&#039;\n        next(self.gauge)\n        try:\n            UT = unp(&#039;&gt;H&#039;, self.UT_raw)&#x5B;0]\n        except:\n            return 0.0\n        X1 = (UT-self._AC6)*self._AC5\/2**15\n        X2 = self._MC*2**11\/(X1+self._MD)\n        self.B5_raw = X1+X2\n        return (((X1+X2)+8)\/2**4)\/10\n\n    @property\n    def pressure(self):\n        &#039;&#039;&#039;\n        Pressure in mbar.\n        &#039;&#039;&#039;\n        next(self.gauge)\n        self.temperature  # Populate self.B5_raw\n        try:\n            MSB = unp(&#039;B&#039;, self.MSB_raw)&#x5B;0]\n            LSB = unp(&#039;B&#039;, self.LSB_raw)&#x5B;0]\n            XLSB = unp(&#039;B&#039;, self.XLSB_raw)&#x5B;0]\n        except:\n            return 0.0\n        UP = ((MSB &lt;&lt; 16)+(LSB &lt;&lt; 8)+XLSB) &gt;&gt; (8-self.oversample_setting)\n        B6 = self.B5_raw-4000\n        X1 = (self._B2*(B6**2\/2**12))\/2**11\n        X2 = self._AC2*B6\/2**11\n        X3 = X1+X2\n        B3 = ((int((self._AC1*4+X3)) &lt;&lt; self.oversample_setting)+2)\/4\n        X1 = self._AC3*B6\/2**13\n        X2 = (self._B1*(B6**2\/2**12))\/2**16\n        X3 = ((X1+X2)+2)\/2**2\n        B4 = abs(self._AC4)*(X3+32768)\/2**15\n        B7 = (abs(UP)-B3) * (50000 &gt;&gt; self.oversample_setting)\n        if B7 &lt; 0x80000000:\n            pressure = (B7*2)\/B4\n        else:\n            pressure = (B7\/B4)*2\n        X1 = (pressure\/2**8)**2\n        X1 = (X1*3038)\/2**16\n        X2 = (-7357*pressure)\/2**16\n        return pressure+(X1+X2+3791)\/2**4\n\n    @property\n    def altitude(self):\n        &#039;&#039;&#039;\n        Altitude in m.\n        &#039;&#039;&#039;\n        try:\n            p = -7990.0*math.log(self.pressure\/self.baseline)\n        except:\n            p = 0.0\n        return p\n<\/pre><\/div>","protected":false},"excerpt":{"rendered":"<p>Arduino \u0141\u0104CZENIE BMP180 ESP8266 ESP32 Vin 3.3V 3.3V GND GND GND SCL D1 ( SCL) GPIO 22&nbsp;(SCL)&nbsp; SDA D2 ( SDA) GPIO 21&nbsp;(SDA) BIBLIOTEKA Biblioteka Arduino: https:\/\/github.com\/adafruit\/Adafruit-BMP085-Library KOD LINKI MicroPython&#8230;<\/p>\n","protected":false},"author":3,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"categories":[2,5],"tags":[123],"class_list":["post-4516","post","type-post","status-publish","format-standard","hentry","category-arduino","category-esp8266","tag-bmp180"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/arduino.net.pl\/index.php\/wp-json\/wp\/v2\/posts\/4516","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/arduino.net.pl\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/arduino.net.pl\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/arduino.net.pl\/index.php\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/arduino.net.pl\/index.php\/wp-json\/wp\/v2\/comments?post=4516"}],"version-history":[{"count":9,"href":"https:\/\/arduino.net.pl\/index.php\/wp-json\/wp\/v2\/posts\/4516\/revisions"}],"predecessor-version":[{"id":5987,"href":"https:\/\/arduino.net.pl\/index.php\/wp-json\/wp\/v2\/posts\/4516\/revisions\/5987"}],"wp:attachment":[{"href":"https:\/\/arduino.net.pl\/index.php\/wp-json\/wp\/v2\/media?parent=4516"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/arduino.net.pl\/index.php\/wp-json\/wp\/v2\/categories?post=4516"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/arduino.net.pl\/index.php\/wp-json\/wp\/v2\/tags?post=4516"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}