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Revision 15 (Frédéric Blanc, 2024-04-04 15:04) → Revision 16/123 (Frédéric Blanc, 2024-04-05 18:58)
h1. Wiki h2. Modbus / RS485 isolated *ADM2865E* Power Isolated, RS-485 Transceivers !clipboard-202404041435-zyzea.png! |Code Farnell|Référence Fabricant |Fabricant / Description| |4023816 |ADM2865EBRNZ |ANALOG DEVICES Transceiver, RS422, RS485, 25 Mbps, 1 Driver, 1 Récepteur, 3 à 5.5V, -40 à 105°C, WSOIC-28| |1456395 |SM712.TCT |SEMTECH Diode TVS, SM, Bidirectionelle, 12 V, 26 V, SOT-23, 3 Broche(s)| |1515786 |BLM15HD182SN1D |MURATA Perle de ferrite, 0402 [1005 Metric], 1.8 kohm, 200 mA, BLM15H, 2.2 ohm, ± 25%| |1867958 |08053D106KAT2A |KYOCERA AVX Condensateur céramique multicouche CMS, 10 µF, 25 V, 0805 [Métrique 2012], ± 10%, X5R| |2443238 |BLM18HE601SN1D |MURATA Perle de ferrite, 0603 [1608 Metric], 600 ohm, 800 mA, BLM18H, 0.25 ohm, ± 25%| h2. XY6015L Step-Down Regulated Power Supply !clipboard-202403251011-lfrn1.png! µC AT32F421 ARM® Cortex®-M4 core Ctrl EG1163S BUCK DC-DC de Rectification synchrone 300kHz MOS NCE82H140 Baud rate 9600 ? Modbus registers: U_SET = 0 I_SET = 1 UOUT = 2 IOUT = 3 POWER = 4 UIN = 5 Ah = 6 PROTECT = 7 # not tested Wh = 8 Time = 11 Temp = 13 Lock = 15 CV_CC = 17 ONOFF = 18 Celsius = 19 MODEL = 22 # ? VERSION = 23 # ? h3.notice presser [SW] pendant 2s pour accéder aux paramètres !clipboard-202404041503-e5ifh.png! h2. GUI Python h3. venv — Création d'environnements virtuels <pre><code class="shell"> $ python3 -m venv venv </code></pre> Pour activer l'environnement, exécutez <pre><code class="shell"> source venv/bin/activate </code></pre> <pre><code class="shell"> . venv/bin/activate </code></pre> Vous devrez « quitter » ou « désactiver » votre environnement virtuel à l'aide de la commande <pre><code class="shell"> deactivate </code></pre> https://docs.python.org/fr/3/library/venv.html h3. pyqt5 <pre><code class="shell"> pip3 install pyqt5 --config-settings --confirm-license= --verbose </code></pre> h3. XY6015L_pyGUI !clipboard-202404041117-w53xm.png! configuration du port com le port série peut être corrigé en modifiant le paramètre "port_set" dans "dps5005_limits.ini". <pre><code class="shell"> [SectionZero] The parameters below limit the code from incorrectly transmitting extreme values entered by the user: if threshold exceeded value defaults to zero: This file may be adapted for other versions of 'DPSxxxx' power supplies: [SectionOne] #leave empty "" for automatic port scanning or set serial port e.g. "/dev/cu.wchusbserial1410" or "/dev/ttyUSB0": port_set: "/dev/ttyACM0" # #The parameters below limit the code from incorrectly transmitting extreme values entered by the user: #if threshold exceeded value defaults to zero: ... </code></pre> h2. Sources https://github.com/AntaresAdroit/RDTech_PS_Comm https://github.com/lambcutlet/DPS5005_pyGUI https://github.com/kbs3056/XY6015L_pyGUI