Shall I move from C to Java?

Started by dick in comp.arch.embedded10 years ago 34 replies

Hi everyone, I am planning to learn Java. Can I access HW registers in Java? Or can I call C function from Java program? Thanks.

Hi everyone, I am planning to learn Java. Can I access HW registers in Java? Or can I call C function from Java program? Thanks.


Benchmarking embedded Java

Started by Martin Schoeberl in comp.arch.embedded13 years ago 1 reply

As I'm working an a Java processor I'm interested to benchmark embedded Java systems. However, the usual SPECJvm98 is far too large for...

As I'm working an a Java processor I'm interested to benchmark embedded Java systems. However, the usual SPECJvm98 is far too large for many embedded system. After searching around on the net to find embeddded benchmarks in Java I've decided to write a new benchmark suit. It contains several micro-benchmarks to evaluate CPI for single bytecodes or short sequences of bytecodes, one syntheti...


Embedded System Design with Java

Started by Anonymous in comp.arch.embedded11 years ago 1 reply

Has anyone successfully built an embedded product with an embedded Java VM? How did you build the board or did you buy one? Did you need to port...

Has anyone successfully built an embedded product with an embedded Java VM? How did you build the board or did you buy one? Did you need to port the VM to your platform? We're you able to add custom device drivers to the Java VM? Any help here would be great. -Zach


[OT] Sound in Java

Started by Tim Wescott in comp.arch.embedded6 years ago 13 replies

Rather than putting together $10 worth of pieces from my junkbox to make an exercise timer for my wife, I'm thinking of writing a Java app to do...

Rather than putting together $10 worth of pieces from my junkbox to make an exercise timer for my wife, I'm thinking of writing a Java app to do it. There seems to be a lot of flexibility in how to generate sound from Java, and flexibility = confusion. Does anyone know a good, reliable way to make one damn little beep with perhaps +/- 1/4 of a second of timing accuracy? Thanks. ...


Microprocessors for Java or MPEG4

Started by Potxoka in comp.arch.embedded9 years ago 4 replies

Hello I'm looking for two microprocessors, one that optimized for Java applications and another that has a compressor MPEG4. I need to do...

Hello I'm looking for two microprocessors, one that optimized for Java applications and another that has a compressor MPEG4. I need to do two designs, one with uClinux running an application in Java (requires a lot of time porting to C), another who has uClinux and it has to compress into MPEG-4 video input. For MPEG4 I found the series of Freescale i.MX, looking at Datasheet but I find no...


Embedded Java

Started by Anonymous in comp.arch.embedded11 years ago 4 replies

Hello, I am interested in embedded Java -- not in cell phones, PDAs, or set-top boxes, but running on low end embedded processors for...

Hello, I am interested in embedded Java -- not in cell phones, PDAs, or set-top boxes, but running on low end embedded processors for general purpose embedded systems. I have seen the Dallas Semiconductor (Maxim) TINI platform around for years. It is essentially a small Java virtual machine running on an 8051 (DS80C400). This platform has attracted competitors such as Systronix and Im...


porting java to linux on embedded platform

Started by ssubbarayan in comp.arch.embedded9 years ago 1 reply

Hi all, We have got a project where we need to port client portion of standard TR069 to a target board with ST7109 processor running on...

Hi all, We have got a project where we need to port client portion of standard TR069 to a target board with ST7109 processor running on linux2.2 version.Some one in the past have developed a simulator version of this client code on windows and ran it successfully on pentium pc. The client code is made of java with Java run time environment JRE1.5 update 6. Now we would like to port th...


[ANNOUNCE] CHSM: Statecharts implementation for C++ and Java

Started by Paul J. Lucas in comp.arch.embedded13 years ago 13 replies

CHSM (Concurrent Hierarchical State Machine) is a Statecharts implementation for C++ and Java that allows one to integrate state definitions,...

CHSM (Concurrent Hierarchical State Machine) is a Statecharts implementation for C++ and Java that allows one to integrate state definitions, event handlers, and transitions seamlessly into the host language's object model. CHSM allows normal Java or C++ code to be intermixed with the Statechart definition promoting a clear and natural programming paradigm. The CHSM is a full imple...


New embedded Java-based controller released

Started by Alberto Torrecillas in comp.arch.embedded13 years ago 13 replies

Snijder Micro Systems just announced the public release of the second generation of their Embedded Java? Controller (EJC?) product...

Snijder Micro Systems just announced the public release of the second generation of their Embedded Java? Controller (EJC?) product line, codenamed EC200. The EJC is a family of embedded controllers that implement a full-fledged Java platform for network-enabled and standalone applications. The EC200 sports a 32-bit 74 MHz ARM720T CPU and along with a slave PIC16LF872 microcontroller. The m...


java equivalent for D2XX for FTDI chip FT245RL

Started by JOEY in comp.arch.embedded5 years ago 1 reply

Hello Everyone am Joe, i am student at DIT doing his project and a beginner at using FT245r chip, i was able to get the D2XX file to write...

Hello Everyone am Joe, i am student at DIT doing his project and a beginner at using FT245r chip, i was able to get the D2XX file to write code for visual basic for FT245r but my project requirement is to write this program in java. Please does any know how i can get the D2XX implementation for FT245rl chip in java. i couldnt find an open source version that i could use. if you know any...


Integrating Java application on embedded product running C code

Started by ssubbarayan in comp.arch.embedded9 years ago 5 replies

Dear Gurus, We have a requirement in our embedded consumer product to integrate Java application.The product has got some C code already...

Dear Gurus, We have a requirement in our embedded consumer product to integrate Java application.The product has got some C code already running. (Theres a command based application used for testing purpose in C language).For providing a demo,we need to integrate Java with this existing application. We dont want to reinvent both(Both application and Test tool) in same language as its quite ...


Sun Augments Its Offerings for Embedded Market Through New Versions of Java Platform Standard Edition

Started by Anonymous in comp.arch.embedded11 years ago 1 reply

Sun Microsystems, Inc. (NASDAQ: SUNW), the creator and leading advocate of Java technology, today expanded its offerings for the...

Sun Microsystems, Inc. (NASDAQ: SUNW), the creator and leading advocate of Java technology, today expanded its offerings for the embedded development market by releasing two new editions of theJava Platform Standard Edition (Java SE) - a reduced-footprint build that uses less than 25 megabytes (MB) of storage, and a fully supported custom port for PowerPC users. Sun also announced a new tunin...


Java on MPC5200B

Started by pontifex in comp.arch.embedded9 years ago 1 reply

Hi together, I am new to this group, so first of all: "Hi together :-)" I am also new in the whole embedded world. I am coming from standard...

Hi together, I am new to this group, so first of all: "Hi together :-)" I am also new in the whole embedded world. I am coming from standard i386 PCs running Linux. I am trying to figure out if there is a java vm for the MPC5200B which I can use to run my application. Since the MPC5200B has 400MHz and my target box has 256MB 128MB RAM I thought my chances shouldn't be too bad?! Thank ...


What devices will run Java bytecode?

Started by Luc The Perverse in comp.arch.embedded12 years ago 18 replies

I'd like to design some software in java and have it work, without any headaches, on a portable device (I'm envisioning a palm pilot, Ipod,...

I'd like to design some software in java and have it work, without any headaches, on a portable device (I'm envisioning a palm pilot, Ipod, Cell phone,. the playstation thing . . or something similar) I can't seem to find a list of devices which take bytecode. I imagine I would be doing mostly text based stuff. -- "When you have to choose between a first-rate company with a secon...


ARM (with jazelle) vs Intel Atom for Java apps

Started by shani in comp.arch.embedded8 years ago 5 replies

Hi We are re-designing a SBC and evaluating different processors. All application that ran on the previous system has been ported to Java...

Hi We are re-designing a SBC and evaluating different processors. All application that ran on the previous system has been ported to Java so our customer is now facing performance issues. We are considering Intel Atom, but I am still open to other options. I have read a about Jazelle in the ARM cores, but am still unable to answer the following questions: 1. Does it REALLY improve per...


Listener-style Interface in C++

Started by like2learn in comp.arch.embedded7 years ago 1 reply

A common use for anonymous inner classes in Java is listeners. There is an article about how to write event listener in Java with...

A common use for anonymous inner classes in Java is listeners. There is an article about how to write event listener in Java with event adapters http://download.oracle.com/javase/tutorial/uiswing/events/generalrules.html In java98 I think it is called Listener Paradigm. There must be some equivalent listener-style interfaces to be seen in C ++, however, I am not aware of any at this moment...


what is "Jazelle Java hardware acceleration" -ARM

Started by coolblue in comp.arch.embedded12 years ago 5 replies

Hi all, i couldnt get what exactly "jazelle java hardware acceleration" mean? i found this in ARM processor manual. i couldnt find...

Hi all, i couldnt get what exactly "jazelle java hardware acceleration" mean? i found this in ARM processor manual. i couldnt find clearcut definition or explanation about this. can anyone put some light on this? thank you kaushik


j2me in wince

Started by I am not Einstein in comp.arch.embedded11 years ago

Hi all, I want to write an embedded ,device controlling program in Wince platform.As I have studied java , i would prefer J2ME/J2SE .Is...

Hi all, I want to write an embedded ,device controlling program in Wince platform.As I have studied java , i would prefer J2ME/J2SE .Is it possible to write a J2ME program ffor WINCE OS?I saw a JVM in Sun's site for running Java programs in Wince.But it sems to be discontinued.Any help will be appreciated. Thanks in advance


Highest Performance Processor Executing JAVA Bytecodes

Started by Anonymous in comp.arch.embedded2 years ago 2 replies

A microprocessor according to my patented technology can execute JAVA bytecodes (stack machine instructions) as well as register-based codes in an...

A microprocessor according to my patented technology can execute JAVA bytecodes (stack machine instructions) as well as register-based codes in an out-of-order wide-range superscalar manner. http://worldwide.espacenet.com/publicationDetails/biblio?CC=EP&NR=1324192&KC=&locale=en_EP&FT=E Any microprocessor without the patented technology is not considered to be able to match in terms of byteco...


Highest Performance Processor Executing JAVA Bytecodes

Started by Anonymous in comp.arch.embedded2 years ago

A microprocessor according to my patented technology can execute JAVA bytecodes (stack machine instructions) as well as register-based codes in an...

A microprocessor according to my patented technology can execute JAVA bytecodes (stack machine instructions) as well as register-based codes in an out-of-order wide-range superscalar manner. http://worldwide.espacenet.com/publicationDetails/biblio?CC=EP&NR=1324192&KC=&locale=en_EP&FT=E Any microprocessor without the patented technology is not considered to be able to match in terms of byteco...