Firmware upgrade strategies

Started by pozz in comp.arch.embedded3 months ago 4 replies

The first thing to think of is the firmware upgrade strategy of an electronic device with embedded software. There are a multitude of...

The first thing to think of is the firmware upgrade strategy of an electronic device with embedded software. There are a multitude of bootloader out there for different microcontrollers, physical communication links and features. I know it's difficult, but is there a somewhat standard firmware upgrade procedure/strategy/protocol? Some open approach that is followed by different vend...


Dynamic C 10.72C Released

Started by "Tom...@tomlogic.com [rabbit-semi]" in Rabbit-Semi3 months ago

FYI, Digi released an installer for Dynamic C 10.72C. Download from the Dynamic C 10 product page at...

FYI, Digi released an installer for Dynamic C 10.72C. Download from the Dynamic C 10 product page at https://www.digi.com/support/productdetail?pid=4978 Here are details from the Release Notes: VERSION 10.72C - August 31, 2017 This release adds support for SDHC media (4GB to 32GB cards) now that SD cards are difficult to find, a keyp


Can a piezo buzzer generate damaging voltages?

Started by John Speth in comp.arch.embedded3 months ago 10 replies
MCU

My team is being asked to find out why a circuit is failing for no obvious reason. The circuit has a piezo buzzer (CEP2242 from CUI, Inc). ...

My team is being asked to find out why a circuit is failing for no obvious reason. The circuit has a piezo buzzer (CEP2242 from CUI, Inc). The buzzer is driven by a MCU driven FET that completes a circuit like this: high side power 3.3V -> buzzer -> FET -> ground (BSS123LT1 FET on the low side). Does anybody have any experience with the possibility of a piezo buzzer generating dama


6805 EVM boards Off Topic sorry

Started by Walter Banks in comp.arch.embedded3 months ago 6 replies

I have a customer that is looking for a Motorola 6805 EVM or other devlopment board board. He has an old project that he needs to...

I have a customer that is looking for a Motorola 6805 EVM or other devlopment board board. He has an old project that he needs to change. Sorry for the off topic post. Contact me off line w..


GNU-ARM toolchain, no q3 update?

Started by Uwe Bonnes in comp.arch.embedded3 months ago 1 reply

Hello, up to now, there was a quarterly update of the arm-none-eabi toolchain. No such update for q3 yet. Does anybody know what is going...

Hello, up to now, there was a quarterly update of the arm-none-eabi toolchain. No such update for q3 yet. Does anybody know what is going on? Thanks -- Uwe Bonnes bon@elektron.ikp.physik.tu-darmstadt.de Institut fuer Kernphysik Schlossgartenstrasse 9 64289 Darmstadt --------- Tel. 06151 1623569 ------- Fax. 06151 1623305 ---------


On the double byte text in the browser screen is garbled

Started by "kar...@yahoo.com [rabbit-semi]" in Rabbit-Semi3 months ago 3 replies

Hello, On the double byte text in the browser screen is garbled, the following is the page connection and problem description, please help me. ...

Hello, On the double byte text in the browser screen is garbled, the following is the page connection and problem description, please help me. http://218.161.47.233/ http://218.161.47.233/ id: demo, password: demo a). RCM3xxx + compiled by DC v8.61 + Windows Chinese version. b). If everything in Microsoft IE browser is normal, but other browsers such as Google Chrome, FireFox, Opera ...


On the double byte text in the browser page is garbled

Started by "kar...@yahoo.com [rabbit-semi]" in Rabbit-Semi3 months ago

Hello, On the double byte text in the browser page is garbled, can you help me ? 1. RCM3xxx + compiled by DC v8.61 + Windows is Traditional...

Hello, On the double byte text in the browser page is garbled, can you help me ? 1. RCM3xxx + compiled by DC v8.61 + Windows is Traditional Chinese version. 2. If using Microsoft Internet Explorer, everything is normal, but other browsers such as Google Chrome, FireFox, Opera .. into the RCM37xx WebServer page string is garbled. 3. If the RCM37xx WebServer page string is single byte (E...


On the double byte text in the browser screen is garbled

Started by "kar...@yahoo.com [rabbit-semi]" in Rabbit-Semi3 months ago

Hello, On the double byte text in the browser screen is garbled, problem description as listed below, can you help me ? 1. RCM3xxx +...

Hello, On the double byte text in the browser screen is garbled, problem description as listed below, can you help me ? 1. RCM3xxx + compiled by DC v8.61 + Windows is Traditional Chinese version. 2. If using Microsoft Internet Explorer, everything is normal, but other browsers such as Google Chrome, FireFox, Opera .. into the RCM37xx WebServer page string is garbled. 3. If the RCM37xx ...


On the double byte text in the browser screen is garbled

Started by "kar...@yahoo.com [rabbit-semi]" in Rabbit-Semi3 months ago

Hello, On the double byte text in the browser screen is garbled, the following is the page connection and problem description, please help me. ...

Hello, On the double byte text in the browser screen is garbled, the following is the page connection and problem description, please help me. http://218.161.47.233/ http://218.161.47.233/ a). RCM3xxx + compiled by DC v8.61 + Windows Chinese version. b). If everything in Microsoft IE browser is normal, but other browsers such as Google Chrome, FireFox, Opera .. into the RCM37xx WebServ...


Online groups and resources for sharing embedded programming source code

Started by aljaz41 in comp.arch.embedded3 months ago 3 replies

I'd like to start a discussion because I'm sure some of you might have some great advice. I'd really like to get better at programming...

I'd like to start a discussion because I'm sure some of you might have some great advice. I'd really like to get better at programming for embedded systems. I see my friend who is a computer science student and he's doing some interesting projects at work and he's got stackoverflow at his disposal and not only he's enjoying it but also learining a lot. I know that to get better at any kind of p...


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