Search found 63 matches

by skylin008
Mon Jul 06, 2020 11:54 am
Forum: MicroPython pyboard
Topic: Canbus Transceive Error
Replies: 0
Views: 45

Canbus Transceive Error

Hello, I have two pyboards and commuicate with each other via CanBus. when them work receiver and sender simultaneously, only received four bytes each other. when this script single run and comunicate with PC tools ,it works well. How solve this issue. Thanks! A board: import pyb can = pyb.CAN(1, mo...
by skylin008
Mon May 18, 2020 8:44 am
Forum: Development of MicroPython
Topic: CANBUS protocl
Replies: 1
Views: 248

CANBUS protocl

Hi, everyone! If any CANBUS protocol be run pyboard with micropython language? Thanks!
by skylin008
Tue May 05, 2020 2:11 pm
Forum: General Discussion and Questions
Topic: CanOpen
Replies: 1
Views: 1548

Re: CanOpen

Hi fma, I want to pyboard be communication with vehilce every node used CanOpen protocol.If you had any processing?There is CanOpen protocok with python3. https://pypi.org/project/canopen/ But Whether be suited for pyboard.
by skylin008
Mon Apr 13, 2020 2:36 pm
Forum: Programs, Libraries and Tools
Topic: Guide to uasyncio V3
Replies: 9
Views: 768

Re: Guide to uasyncio V3

@pythoncoder Thank you very much for you shared your code.I had been rebuilded the micropython firmware. how to porting to the uasyncio to the firmware.
by skylin008
Fri Mar 20, 2020 6:53 am
Forum: Programs, Libraries and Tools
Topic: Btree error on openmv build
Replies: 3
Views: 294

Re: Btree error on openmv build

Thank you jimmo.Yes, I had pult the submodule. The arm-none-eabi-gcc version is: gcc version 7.3.1 20180622 (release) [ARM/embedded-7-branch revision 261907] (GNU Tools for Arm Embedded Processors 7-2018-q3-update)
by skylin008
Thu Mar 19, 2020 12:32 pm
Forum: Programs, Libraries and Tools
Topic: Btree error on openmv build
Replies: 3
Views: 294

Btree error on openmv build

Hello, everyone! I git clone the openmv source from https://github.com/openmv/openmv.git ,but when build,any erros as show: In file included from ../../extmod/modbtree.c:37:0: ../../lib/berkeley-db-1.xx/PORT/include/db.h:1:1: error: expected identifier or '(' before '.' token ../../include/db.h ^ In...
by skylin008
Tue Mar 10, 2020 2:34 am
Forum: Programs, Libraries and Tools
Topic: multi uart commuication via asyncio
Replies: 8
Views: 688

Re: multi uart commuication via asyncio

Hi, Pythoncoder! Thank you for your kindly reply. I have any issue: Whether I can put the image infomation to the queue and periodically reading from the queue to the uart. One Image frame is 640 bytes. Thanks!
by skylin008
Sun Mar 08, 2020 1:15 pm
Forum: Programs, Libraries and Tools
Topic: multi uart commuication via asyncio
Replies: 8
Views: 688

multi uart commuication via asyncio

Hi, everyone! I had 2 openmv boards and 1 pyboard.Now I want to pyboard read the image information from 2 openmv boards simultaneously, when it read two images finished , then donging some algorithm. Now it any issue: 1. How to know the Image transmited finish? 2.How to keep guarantee the image info...
by skylin008
Sun Feb 23, 2020 9:03 am
Forum: Programs, Libraries and Tools
Topic: openmv uasyncio AttributeError: 'module' object has no attribute 'deque'
Replies: 1
Views: 265

openmv uasyncio AttributeError: 'module' object has no attribute 'deque'

Hello everyone! I had One Openmv4,the firmware information is: MicroPython v1.11-omv OpenMV v3.5.1 2019-12-06; OPENMV4-STM32H743. I had accroding to the https://github.com/peterhinch/micropython-async/blob/master/TUTORIAL.md guide detail description doc and copy the file to uasyncio folder.But when ...
by skylin008
Mon May 20, 2019 6:15 am
Forum: Other Boards
Topic: STM32F401CCU6 SUPPORT
Replies: 3
Views: 626

STM32F401CCU6 SUPPORT

Hello everyone! Does microython can be support the stm32f401ccu6 chip , it has only 64k ram in chip.Thank you advance!