{"id":12747,"date":"2025-07-10T11:50:04","date_gmt":"2025-07-10T03:50:04","guid":{"rendered":"https:\/\/www.mateksys.com\/?post_type=portfolio&#038;p=12747"},"modified":"2026-04-22T11:02:20","modified_gmt":"2026-04-22T03:02:20","slug":"h7a3-wing","status":"publish","type":"portfolio","link":"https:\/\/www.mateksys.com\/?portfolio=h7a3-wing","title":{"rendered":"Flight Controller H7A3-WING"},"content":{"rendered":"\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-lvt44aeo-475941f7dae521a8dcde2b033c2a0fad\">\n#top .av-special-heading.av-lvt44aeo-475941f7dae521a8dcde2b033c2a0fad{\npadding-bottom:10px;\n}\nbody .av-special-heading.av-lvt44aeo-475941f7dae521a8dcde2b033c2a0fad .av-special-heading-tag .heading-char{\nfont-size:25px;\n}\n.av-special-heading.av-lvt44aeo-475941f7dae521a8dcde2b033c2a0fad .av-subheading{\nfont-size:15px;\n}\n<\/style>\n<div  class='av-special-heading av-lvt44aeo-475941f7dae521a8dcde2b033c2a0fad av-special-heading-h2 blockquote modern-quote modern-centered  avia-builder-el-0  el_before_av_slideshow  avia-builder-el-first '><h2 class='av-special-heading-tag'  itemprop=\"headline\"  >Flight Controller H7A3-WING<\/h2><div class='av-subheading av-subheading_below'><p>STM32H7A3RIT6 280MHz, ICM42688P, SPL06-001, OSD, 6x UARTs, 1x I2C, 1xCAN, 11x PWM outputs, BEC5V, BEC9V,<\/p>\n<\/div><div class=\"special-heading-border\"><div class=\"special-heading-inner-border\"><\/div><\/div><\/div>\n<div  class='avia-slideshow av-q0pjb2-e15b6e069cca92634739215cf18536d1 avia-slideshow-featured_large av_slideshow avia-slide-slider  avia-builder-el-1  el_after_av_heading  el_before_av_tab_container  av-slideshow-ui av-control-default av-slideshow-manual av-loop-once av-loop-manual-endless av-default-height-applied avia-slideshow-1' data-slideshow-options=\"{&quot;animation&quot;:&quot;slide&quot;,&quot;autoplay&quot;:false,&quot;loop_autoplay&quot;:&quot;once&quot;,&quot;interval&quot;:5,&quot;loop_manual&quot;:&quot;manual-endless&quot;,&quot;autoplay_stopper&quot;:false,&quot;noNavigation&quot;:false,&quot;bg_slider&quot;:false,&quot;keep_padding&quot;:false,&quot;hoverpause&quot;:false,&quot;show_slide_delay&quot;:0}\"  itemprop=\"image\" itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/ImageObject\" ><ul class='avia-slideshow-inner ' style='padding-bottom: 40%;'><li  class='avia-slideshow-slide av-q0pjb2-e15b6e069cca92634739215cf18536d1__0  av-single-slide slide-1 slide-odd'><div data-rel='slideshow-1' class='avia-slide-wrap '   ><img fetchpriority=\"high\" class=\"wp-image-12750 avia-img-lazy-loading-not-12750\"  src='https:\/\/www.mateksys.com\/wp-content\/uploads\/2025\/07\/H7A3-WING_1.jpg' width='1500' height='600' title='H7A3-WING_1' alt=''  itemprop=\"thumbnailUrl\"   \/><\/div><\/li><\/ul><\/div>\n<div  class='tabcontainer av-lvt4o1du-2cd54b4eadab0d3dcfd8bf05e04b49cd top_tab  avia-builder-el-2  el_after_av_slideshow  avia-builder-el-last ' role='tablist'>\n<section class='av_tab_section av_tab_section av-lvt44zj0-fe90ecac24c364032ec199ae25168bdb'  itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/CreativeWork\" ><div class='tab active_tab' role='tab' tabindex='0' data-fake-id='#tab-id-1' aria-controls='tab-id-1-content'  itemprop=\"headline\" >Gallery<\/div><div id='tab-id-1-content' class='tab_content active_tab_content' aria-hidden=\"false\"><div class='tab_inner_content invers-color'  itemprop=\"text\" ><p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-12755\" src=\"https:\/\/www.mateksys.com\/wp-content\/uploads\/2025\/07\/H7A3-WING_2.jpg\" alt=\"\" width=\"1500\" height=\"600\" \/>\u00a0<img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-12754\" src=\"https:\/\/www.mateksys.com\/wp-content\/uploads\/2025\/07\/H7A3-WING_4.jpg\" alt=\"\" width=\"1500\" height=\"600\" \/><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-12756\" src=\"https:\/\/www.mateksys.com\/wp-content\/uploads\/2025\/07\/H7A3-WING_3.jpg\" alt=\"\" width=\"1500\" height=\"600\" \/><\/p>\n<\/div><\/div><\/section>\n<section class='av_tab_section av_tab_section av-lvt4lzjt-e82be20efff22087aad425eb27eaeb2b'  itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/CreativeWork\" ><div class='tab' role='tab' tabindex='0' data-fake-id='#tab-id-2' aria-controls='tab-id-2-content'  itemprop=\"headline\" >Specifications<\/div><div id='tab-id-2-content' class='tab_content' aria-hidden=\"true\"><div class='tab_inner_content invers-color'  itemprop=\"text\" ><h4><strong>Specifications<\/strong><\/h4>\n<ul>\n<li>MCU: STM32H7A3RIT6, 280MHz Cortex-M7, 1.4MB RAM, 2MB Flash<\/li>\n<li>IMU: ICM42688P<\/li>\n<li>Baro: SPL06-001<\/li>\n<li>OSD: AT7456E<\/li>\n<li>Blackbox: MicroSD socket<\/li>\n<li>I2C digital power monitor<\/li>\n<\/ul>\n<ul>\n<li>6x Uarts (1,2,3,4, 5, 6) with built-in inversion.<\/li>\n<li>11x PWM outputs<\/li>\n<li>1x I2C<\/li>\n<li>1x CAN<\/li>\n<li>4x ADC (VBAT, Current, VB2, Cur2)<\/li>\n<li>3x LEDs for FC STATUS (Blue, Red) and 3.3V indicator(Red)<\/li>\n<li>USB\/Beep Extender with Type-C(USB2.0)<\/li>\n<li>2x JST-GH1.25_4pin connector for CAN and I2C<\/li>\n<\/ul>\n<ul>\n<li>9V\/12V output ON\/OFF switchable<\/li>\n<\/ul>\n<ul>\n<li>Digital video OSD is supported by any spare UART<\/li>\n<\/ul>\n<h4>Regulators<\/h4>\n<ul>\n<li>Vbat Input: 9~30V (3~6S LiPo)<\/li>\n<li>BEC 5V\/4v5: 2.5A cont. \/3A peak<\/li>\n<li>BEC 9V\/12V: 2A cont. \/3A peak<\/li>\n<li>BEC Vx: 8A cont. \/12A Peak,\u00a0 output 5V Default, 6V or 7.2V option.<\/li>\n<li>LDO 3.3V: Max.200mA<\/li>\n<\/ul>\n<h4>I2C digital power monitor<\/h4>\n<ul>\n<li>No calibration required.<\/li>\n<li>Current sensing resistor: 0.00025 ohm<\/li>\n<li>Load current on current sensing resistor:\u00a0 100A(Continuous),\u00a0 164A(Burst)<\/li>\n<li>Voltage accuracy: \u00b1 0.1%<\/li>\n<li>Current accuracy: \u00b1 2%<\/li>\n<li>INA2xx I2C address:\u00a0 0x45 (69)<\/li>\n<\/ul>\n<ul>\n<li>Parameters\n<ul>\n<li>BATT_MONITOR\u00a0 -&gt;21 (INA2xx)<\/li>\n<li>BATT_SHUNT\u00a0 \u00a0-&gt; 0.00025<\/li>\n<li>BATT_MAX_AMPS\u00a0 -&gt; 164<\/li>\n<li>BATT_I2C_BUS\u00a0 \u00a0-&gt; 0 default<\/li>\n<li>BATT_I2C_ADDR -&gt; 0 default (or 69)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h4><strong>FC Firmware<\/strong><\/h4>\n<ul>\n<li>ArduPilot: MatekH7A3(4.6.x), MatekH7A3-Wing (4.7.x or newer)<\/li>\n<li><a href=\"https:\/\/firmware.ardupilot.org\/Plane\/\" target=\"_blank\" rel=\"noopener\">https:\/\/firmware.ardupilot.org<\/a><\/li>\n<li><a href=\"https:\/\/www.mateksys.com\/?p=6905\" target=\"_blank\" rel=\"noopener\">Flashing with STM32CubeProgrammer<\/a><\/li>\n<\/ul>\n<h4><strong>Physical<\/strong><\/h4>\n<ul>\n<li>Mounting: 30.5 x 30.5mm, \u03a64mm with Grommets\u00a0\u03a63mm<\/li>\n<li>Dimensions: 54 x 36 x 13 mm<\/li>\n<li>Weight: 30g with USB extender<\/li>\n<\/ul>\n<h4><strong>Including<\/strong><\/h4>\n<ul>\n<li>1x H7A3-WING<\/li>\n<li>1x USB(Type-C)\/Beep (Passive buzzer) Extender with 6pin cable<\/li>\n<li>1x 20cm JST-SH-6P to JST-SH-6P cable for USB extender.<\/li>\n<li>2x 20cm JST-GH-4P to JST-GH-4P cable for CAN &amp; I2C port<\/li>\n<li>1x Rubycon ZLH 35V 470uF capacitor<\/li>\n<li>Dupont 2.54 pins\u00a0\u00a0<strong>(Board is shipped unsoldered)<\/strong><\/li>\n<\/ul>\n<\/div><\/div><\/section>\n<section class='av_tab_section av_tab_section av-lvt4mmm3-ed59b8ab482ef4cc75e27c2cd4d5abe8'  itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/CreativeWork\" ><div class='tab' role='tab' tabindex='0' data-fake-id='#tab-id-3' aria-controls='tab-id-3-content'  itemprop=\"headline\" >Layout<\/div><div id='tab-id-3-content' class='tab_content' aria-hidden=\"true\"><div class='tab_inner_content invers-color'  itemprop=\"text\" ><p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-12764\" src=\"https:\/\/www.mateksys.com\/wp-content\/uploads\/2025\/07\/H7A3-WING1_layout.jpg\" alt=\"\" width=\"1500\" height=\"1423\" \/><\/p>\n<\/div><\/div><\/section>\n<section class='av_tab_section av_tab_section av-lvt4mvbf-b47f2ed893982c287c0573a7091a2d55'  itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/CreativeWork\" ><div class='tab' role='tab' tabindex='0' data-fake-id='#tab-id-4' aria-controls='tab-id-4-content'  itemprop=\"headline\" >ArduPilot mapping<\/div><div id='tab-id-4-content' class='tab_content' aria-hidden=\"true\"><div class='tab_inner_content invers-color'  itemprop=\"text\" ><table width=\"964\">\n<tbody>\n<tr>\n<td colspan=\"7\" width=\"964\">ArduPilot<\/td>\n<\/tr>\n<tr>\n<td rowspan=\"12\" width=\"91\">PWM<\/td>\n<td>S1<\/td>\n<td>PWM1 GPIO50<\/td>\n<td>5 V tolerant I\/O<\/td>\n<td>TIM1_CH2<\/td>\n<td>DMA\/Bi-DShot<\/td>\n<td rowspan=\"2\">Group1<\/td>\n<\/tr>\n<tr>\n<td>S2<\/td>\n<td>PWM2 GPIO51<\/td>\n<td>5 V tolerant I\/O<\/td>\n<td>TIM1_CH3<\/td>\n<td>DMA\/Bi-DShot<\/td>\n<\/tr>\n<tr>\n<td>S3<\/td>\n<td>PWM3 GPIO52<\/td>\n<td>5 V tolerant I\/O<\/td>\n<td>TIM2_CH1<\/td>\n<td>DMA\/Bi-DShot<\/td>\n<td rowspan=\"2\">Group2<\/td>\n<\/tr>\n<tr>\n<td>S4<\/td>\n<td>PWM4 GPIO53<\/td>\n<td>5 V tolerant I\/O<\/td>\n<td>TIM2_CH2<\/td>\n<td>DMA\/Bi-DShot<\/td>\n<\/tr>\n<tr>\n<td>S5<\/td>\n<td>PWM5 GPIO54<\/td>\n<td>5 V tolerant I\/O<\/td>\n<td>TIM3_CH3<\/td>\n<td>DMA\/Bi-DShot<\/td>\n<td rowspan=\"4\">Group3<\/td>\n<\/tr>\n<tr>\n<td>S6<\/td>\n<td>PWM6 GPIO55<\/td>\n<td>5 V tolerant I\/O<\/td>\n<td>TIM3_CH4<\/td>\n<td>DMA\/Bi-DShot<\/td>\n<\/tr>\n<tr>\n<td>S7<\/td>\n<td>PWM7 GPIO56<\/td>\n<td>5 V tolerant I\/O<\/td>\n<td>TIM3_CH1<\/td>\n<td>DMA\/Bi-DShot<\/td>\n<\/tr>\n<tr>\n<td>S8<\/td>\n<td>PWM8 GPIO57<\/td>\n<td>5 V tolerant I\/O<\/td>\n<td>TIM3_CH2<\/td>\n<td>DMA\/Bi-DShot<\/td>\n<\/tr>\n<tr>\n<td>S9<\/td>\n<td>PWM9 GPIO58<\/td>\n<td>5 V tolerant I\/O<\/td>\n<td>TIM4_CH1<\/td>\n<td>DMA\/DShot<\/td>\n<td rowspan=\"2\">Group4<\/td>\n<\/tr>\n<tr>\n<td>S10<\/td>\n<td>PWM10 GPIO59<\/td>\n<td>5 V tolerant I\/O<\/td>\n<td>TIM4_CH2<\/td>\n<td>DMA\/DShot<\/td>\n<\/tr>\n<tr>\n<td>S11<\/td>\n<td>PWM11 GPIO60<\/td>\n<td>5 V tolerant I\/O<\/td>\n<td width=\"205\">TIM16_CH1<\/td>\n<td>DMA\/DShot<\/td>\n<td>Group5<\/td>\n<\/tr>\n<tr>\n<td colspan=\"6\" width=\"873\">PWM1~PWM11 are Dshot and PWM capable. However, mixing Dshot and normal PWM operation for outputs is restricted into groups,<br \/>\nie. enabling Dshot for an output in a group requires that ALL outputs in that group be configured and used as Dshot, rather than PWM outputs.<br \/>\nIf servo and motor are mixed in same group, make sure this group run lowest PWM frequency according to the servo specification.<br \/>\nThat is to say. If Servo support Max. 50Hz, ESC must run at 50Hz in this group.<\/td>\n<\/tr>\n<tr>\n<td width=\"91\">PINIO<\/td>\n<td width=\"159\">9V switch<\/td>\n<td>GPIO81<\/td>\n<td><\/td>\n<td colspan=\"2\" width=\"356\">RELAY1_PIN<\/td>\n<td width=\"78\">81<\/td>\n<\/tr>\n<tr>\n<td rowspan=\"4\">ADC<\/td>\n<td width=\"159\">Vbat pad<\/td>\n<td>BATT_VOLTAGE_SENS<\/td>\n<td>0~36V<\/td>\n<td colspan=\"2\" width=\"356\">BATT_VOLT_PIN<br \/>\nBATT_VOLT_MULT<\/td>\n<td width=\"78\">10<br \/>\n21.0<\/td>\n<\/tr>\n<tr>\n<td width=\"159\">\u00a0Curr pad<\/td>\n<td>BATT_CURRENT_SENS<\/td>\n<td>0~3.3V<\/td>\n<td colspan=\"2\" width=\"356\">BATT_CURR_PIN<br \/>\nBATT_AMP_PERVLT<\/td>\n<td width=\"78\">11<br \/>\nX<\/td>\n<\/tr>\n<tr>\n<td width=\"159\">VB2 Pad<\/td>\n<td>BATT2_VOLTAGE_SENS<\/td>\n<td>0~69V<\/td>\n<td colspan=\"2\" width=\"356\">BATT2_VOLT_PIN<br \/>\nBATT2_VOLT_MULT<\/td>\n<td width=\"78\">18<br \/>\n21.0<\/td>\n<\/tr>\n<tr>\n<td width=\"159\">CU2 Pad<\/td>\n<td>BATT2_CURRENT_SENS<\/td>\n<td>0~3.3V<\/td>\n<td colspan=\"2\" width=\"356\">BATT2_CURR_PIN<br \/>\nBATT2_AMP_PERVLT<\/td>\n<td width=\"78\">8<br \/>\nX<\/td>\n<\/tr>\n<tr>\n<td rowspan=\"4\">I2C<\/td>\n<td rowspan=\"4\" width=\"159\">SCL\/SDA<\/td>\n<td rowspan=\"4\">I2C3<\/td>\n<td rowspan=\"4\">5V tolerant I\/O<\/td>\n<td>on board Baro SPL06-001<\/td>\n<td>I2C Address<\/td>\n<td>0x76<\/td>\n<\/tr>\n<tr>\n<td>on board Baro INA2XX<\/td>\n<td>I2C Address<\/td>\n<td>0x45<\/td>\n<\/tr>\n<tr>\n<td width=\"205\">Digital Airspeed I2C<br \/>\nMS4525<br \/>\nDLVR-L10D<\/td>\n<td width=\"151\">ARSPD_BUS<br \/>\nARSPD_TYPE<br \/>\nARSPD_TYPE<\/td>\n<td width=\"78\">0<br \/>\n1<br \/>\n9<\/td>\n<\/tr>\n<tr>\n<td>Magnetometer<\/td>\n<td>COMPASS_AUTODEC<\/td>\n<td>1<\/td>\n<\/tr>\n<tr>\n<td rowspan=\"2\">CAN<\/td>\n<td rowspan=\"2\">C-H\/C-L<\/td>\n<td rowspan=\"2\">CAN2<\/td>\n<td rowspan=\"2\">5V tolerant I\/O<\/td>\n<td width=\"205\">CAN<\/td>\n<td width=\"151\">CAN_D1_PROTOCOL<br \/>\nCAN_P1_DRIVER<\/td>\n<td width=\"78\">1<br \/>\n1<\/td>\n<\/tr>\n<tr>\n<td width=\"205\">CAN GPS<br \/>\nCAN Compass<br \/>\nCAN Airspeed sensor<\/td>\n<td width=\"151\">GPS_TYPE<br \/>\nCOMPASS_TYPEMASK<br \/>\nARSPD_TYPE<\/td>\n<td width=\"78\">9<br \/>\n0<br \/>\n8<\/td>\n<\/tr>\n<tr>\n<td rowspan=\"7\">UART<\/td>\n<td>USB<\/td>\n<td>USB<\/td>\n<td><\/td>\n<td>console<\/td>\n<td>SERIAL0_PROTOCOL<\/td>\n<td>2<\/td>\n<\/tr>\n<tr>\n<td>TX1 RX1<\/td>\n<td>USART1 w\/DMA<\/td>\n<td>5 V tolerant I\/O<\/td>\n<td>Telemetry<\/td>\n<td>SERIAL1_PROTOCOL<\/td>\n<td>2<\/td>\n<\/tr>\n<tr>\n<td>TX2 RX2<\/td>\n<td>USART2 w\/DMA<\/td>\n<td>5 V tolerant I\/O<\/td>\n<td>RC input\/Receiver<\/td>\n<td>SERIAL2_PROTOCOL<\/td>\n<td>23<\/td>\n<\/tr>\n<tr>\n<td>TX3 RX3<\/td>\n<td>USART3\u00a0 w\/DMA<\/td>\n<td>5 V tolerant I\/O<\/td>\n<td>GPS<\/td>\n<td>SERIAL3_PROTOCOL<\/td>\n<td>5<\/td>\n<\/tr>\n<tr>\n<td>TX4 RX4<\/td>\n<td>UART4 w\/o DMA<\/td>\n<td>5 V tolerant I\/O<\/td>\n<td>Spare<\/td>\n<td>SERIAL4_PROTOCOL<\/td>\n<td>-1<\/td>\n<\/tr>\n<tr>\n<td>TX5 RX5<\/td>\n<td>UART5 w\/o DMA<\/td>\n<td>5 V tolerant I\/O<\/td>\n<td>Spare<\/td>\n<td>SERIAL5_PROTOCOL<\/td>\n<td>-1<\/td>\n<\/tr>\n<tr>\n<td>TX6 RX6<\/td>\n<td>USART6 w\/o DMA<\/td>\n<td>5 V tolerant I\/O<\/td>\n<td>Spare<\/td>\n<td>SERIAL6_PROTOCOL<\/td>\n<td>-1<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h4>RC INPUT<\/h4>\n<p>RC input is configured on the USART2(SERIAL2). It supports all serial RC protocols. SERIAL2_PROTOCOL=23 by default.<\/p>\n<div id=\"rc-input\" class=\"section\">\n<ul>\n<li>PPM is not supported.<\/li>\n<li>CRSF requires Tx2 &amp; Rx2 connection, and set SERIAL2_OPTIONS to \u201c0\u201d (default).<\/li>\n<li>SBUS\/DSM\/SRXL connects to the Rx2 pin, but SBUS requires that the SERIAL2_OPTIONS be set to \u201c3\u201d.<\/li>\n<li>FPort requires connection to Tx2, and set SERIAL2_OPTIONS to \u201c7\u201d. If Telemetry doesn\u2019t work, try set\u00a0 <span class=\"std std-ref\">SERIAL7_OPTIONS<\/span>\u00a0= 135.<\/li>\n<li>SRXL2 requires a connection to Tx2, and automatically provides telemetry. Set SERIAL2_OPTIONS to \u201c4\u201d.<\/li>\n<li>Any UART can be used for RC system connections in ArduPilot also, and is compatible with all protocols except PPM. See <a class=\"reference internal\" href=\"https:\/\/ardupilot.org\/copter\/docs\/common-rc-systems.html#common-rc-systems\"><span class=\"std std-ref\">Radio Control Systems<\/span><\/a>\u00a0for details.<\/li>\n<\/ul>\n<\/div>\n<h4>ArduPilot Relay(PINIO)<\/h4>\n<div id=\"rc-input\" class=\"section\"><\/div>\n<ul>\n<li>9V\/12V output ON by default<\/li>\n<\/ul>\n<ul>\n<li>RELAY1_FUNCTION\u00a0 \u00a01<\/li>\n<li>RELAY1_PIN\u00a0 \u00a0 \u00a0 \u00a081\u00a0 \u00a0 \/\/ PINIO1 GPIO<\/li>\n<li>RC7_OPTION\u00a0 \u00a028\u00a0 \u00a0 \/\/Relay1 On\/Off, Use CH7 of Transmitter to set 9V\/12V ON\/OFF<\/li>\n<\/ul>\n<p>The configured feature will be triggered when the auxiliary switch\u2019s pwm value becomes higher than 1800. It will be deactivated when the value falls below 1200.<\/p>\n<p>Check the pwm value sent from the transmitter when the switch is high and low using the Mission Planner\u2019s Initial Setup &gt;&gt; Mandatory Hardware &gt;&gt; Radio Calibration screen. If it does not climb higher than 1800 or lower than 1200, it is best to adjust the servo end points in the transmitter.<\/p>\n<\/div><\/div><\/section>\n<section class='av_tab_section av_tab_section av-lvt4nadx-db77b41f89284f6794a20a160e0b3aae'  itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/CreativeWork\" ><div class='tab' role='tab' tabindex='0' data-fake-id='#tab-id-5' aria-controls='tab-id-5-content'  itemprop=\"headline\" >Tips &amp; Notes<\/div><div id='tab-id-5-content' class='tab_content' aria-hidden=\"true\"><div class='tab_inner_content invers-color'  itemprop=\"text\" ><ul>\n<li>set <strong>LOG_BACKEND_TYPE = 1<\/strong> (File) for SD card logging.<\/li>\n<li>set <strong>BATT_MONITOR = 21 , BATT_SHUNT = 0.00025, BATT_MAX_AMPS = 164 <\/strong>for using the built-in I2C digital power monitor.<\/li>\n<\/ul>\n<\/div><\/div><\/section>\n<\/div>\n","protected":false},"excerpt":{"rendered":"","protected":false},"featured_media":12757,"comment_status":"closed","ping_status":"closed","template":"","tags":[150,202,104,231,209],"portfolio_entries":[175,106],"class_list":["post-12747","portfolio","type-portfolio","status-publish","has-post-thumbnail","hentry","tag-ardupilot","tag-dronecan","tag-flight-controller","tag-h7a3","tag-icm42688","portfolio_entries-ardupilot","portfolio_entries-fc"],"_links":{"self":[{"href":"https:\/\/www.mateksys.com\/index.php?rest_route=\/wp\/v2\/portfolio\/12747","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.mateksys.com\/index.php?rest_route=\/wp\/v2\/portfolio"}],"about":[{"href":"https:\/\/www.mateksys.com\/index.php?rest_route=\/wp\/v2\/types\/portfolio"}],"replies":[{"embeddable":true,"href":"https:\/\/www.mateksys.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=12747"}],"version-history":[{"count":5,"href":"https:\/\/www.mateksys.com\/index.php?rest_route=\/wp\/v2\/portfolio\/12747\/revisions"}],"predecessor-version":[{"id":13214,"href":"https:\/\/www.mateksys.com\/index.php?rest_route=\/wp\/v2\/portfolio\/12747\/revisions\/13214"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.mateksys.com\/index.php?rest_route=\/wp\/v2\/media\/12757"}],"wp:attachment":[{"href":"https:\/\/www.mateksys.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=12747"}],"wp:term":[{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.mateksys.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=12747"},{"taxonomy":"portfolio_entries","embeddable":true,"href":"https:\/\/www.mateksys.com\/index.php?rest_route=%2Fwp%2Fv2%2Fportfolio_entries&post=12747"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}