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Frédéric Blanc, 2024-04-05 18:58
Wiki¶
Modbus / RS485 isolated¶
ADM2865E Power Isolated, RS-485 Transceivers
| 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% |
XY6015L Step-Down Regulated Power Supply¶
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 
GUI Python¶
venv — Création d'environnements virtuels¶
$ python3 -m venv venv
Pour activer l'environnement, exécutez
source venv/bin/activate
. venv/bin/activate
Vous devrez « quitter » ou « désactiver » votre environnement virtuel à l'aide de la commande
deactivate
https://docs.python.org/fr/3/library/venv.html
pyqt5¶
pip3 install pyqt5 --config-settings --confirm-license= --verbose
XY6015L_pyGUI¶
configuration du port com
le port série peut être corrigé en modifiant le paramètre "port_set" dans "dps5005_limits.ini".
[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:
...
Sources¶
https://github.com/AntaresAdroit/RDTech_PS_Comm
https://github.com/lambcutlet/DPS5005_pyGUI
https://github.com/kbs3056/XY6015L_pyGUI
Updated by Frédéric Blanc 8 months ago · 123 revisions