Search found 11 matches

by gandalf
Thu Dec 06, 2018 6:15 am
Forum: MCU Programming
Topic: STM32 and IIC
Replies: 4
Views: 472

Re: STM32 and IIC

BirdKing wrote:
Thu Dec 06, 2018 6:09 am
Hello, everyone. I think I may implement IIC on STM32 firstly. What do I need to prepare? hardware, software,pdf ? And how to test?
you can try stm32cubemx as a startpoint. or if you have nucleo board, go developer.mbed.com
by gandalf
Thu Dec 06, 2018 6:14 am
Forum: MCU Programming
Topic: How to study STM32?
Replies: 5
Views: 654

Re: How to study STM32?

BirdKing wrote:
Wed Dec 05, 2018 10:11 am
Thanks for your answer. I have F103B board now. But I still confused about what you said. Need I learn some pdf firstly?
how about post your eva-board spec?
by gandalf
Mon Nov 26, 2018 4:32 am
Forum: MCU Programming
Topic: how about the stm32f1 usb-fs max speed
Replies: 2
Views: 325

Re: how about the stm32f1 usb-fs max speed

oh , thank you. that's so simple.
by gandalf
Mon Nov 26, 2018 4:31 am
Forum: MCU Programming
Topic: is there any possible remove the external crystal for stm32f0
Replies: 2
Views: 354

is there any possible remove the external crystal for stm32f0

on the data sheet,
'4 to 32 MHz crystal oscillator'.

i want to impl an usb project, but not sure, the external crystal is a must option or not.
any one can help me?
by gandalf
Mon Nov 26, 2018 3:47 am
Forum: MCU Programming
Topic: how about the stm32f1 usb-fs max speed
Replies: 2
Views: 325

how about the stm32f1 usb-fs max speed

as we know, usb fs is about 12Mbits, usb hs is about 480Mbits.
in my projoject, i want to use mcu + sd.
so, what i want to know is, how about the MAX speed of stm32f1 usb-fs?
by gandalf
Mon Nov 26, 2018 3:41 am
Forum: MCU Programming
Topic: is there any existing sample for STM32 Smartcard reader mode?
Replies: 1
Views: 325

is there any existing sample for STM32 Smartcard reader mode?

in the stm32f103cx < data sheet >, i see

Up to 3 USARTs (ISO 7816 interface, LIN, IrDA capability, modem control)

i'm interesting the iso7816 interface. can anybody help me, this if can be used as reader mode or card-simulation mode?

if so, any existing sample code please? :lol:
by gandalf
Tue Oct 10, 2017 1:41 am
Forum: Communication
Topic: How to get source code from the cap file
Replies: 4
Views: 2336

Re: How to get source code from the cap file

as i know, there is a component named normalizer in jckit3 (located in tools.jar) can generate some kind of .class file(s) as inter-midia. maybe you can use this tool as a start point. refer to <JCDevKitUG-Classic-3_0_4.pdf> chapter 6. and, i googled at 2011 or more earlier, there is an open source ...
by gandalf
Fri Sep 29, 2017 7:56 am
Forum: Products Release
Topic: Announce the release of JCKit JAVACOS_Beta_2.0.2.8
Replies: 17
Views: 3371

Re: Announce the release of JCKit JAVACOS_Beta_2.0.2.7

Greetings all, We are pleased to announce the release of JCKit JAVACOS_Beta_2.0.2.7 . Compared with the previous version, this version fixed some bugs and add many new features. New features: 1. JCIDE: Set various kinds of editor GUI styles 2. JCIDE: Add Solutions and Projects function 3. JCIDE: Ad...
by gandalf
Tue Nov 01, 2016 2:17 am
Forum: Other Tools
Topic: nfcshare - cos developer assistant
Replies: 1
Views: 1442

nfcshare - cos developer assistant

this is a useful tool for cos developer. its has a internal c like script engine, a minial ui set. 1. gp card contents management intro1.png 2. scripts/files quick search intro2.png 3. computing box, also apdu input box intro3.png 4. atr parse demo ( using two script lines ) intro4.png char *s = atr...
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