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interrupts + Keil + LPC2294   [4 Articles]

Hello could someone be so kind and say, what is wrong in following code? Or maybe it is ok, but it doesn't work... I want trigger an interrupt using UART0. I am using Keil. (UAR...

Problem facing with UART0   [3 Articles]

hai all I am using UART1 for my application its working but i am having problems with UART0. does any body help me tnk in advance ...

UART0 vs UART1   [6 Articles]

Hi all. Could anyone explane me what different between UART1 and UART0 (except modem control register in UART1). I can't understant NOTHING! Two equa...

can't get printf() to print on UART0 with GNU   [12 Articles]

Hello, gentlemen, I am experiencing something that does not make sense to me. To make my debugging easier I wish to use the printf function to send format...

UART0 hyperterminal   [16 Articles]

Hi all, I am working on MCB2130 Evaluation board that has LPC2138 philips microcontroller. The UART0 is been connected to COM0 port and UART1 is connected to COM1 port.I have co...

UART0 LPC2148 - RBR Interrupt   [3 Articles]

Hi friends, I need to use the LPC2148 UART0 data RX interruption (RBR interrupt or RDA), however the interruption is not happening. The software below doesn't work. I'm usin...

UART1 - lpc2106   [4 Articles]

hello all v have a lpc2106 board from nohau. i was trying to use both UART0 & 1 when my board stopped working. i was writing to UART0 and also to UART1 i am not...

Re: optimum uart buffered transmit example?

Thanks to those who have replied. To Richard, AFAIK the example on the Keil website > http://www.keil.com/download/docs/288.asp does not make use of the hardware TX buf...

UART0 and Printf   [10 Articles]

Hey all, I am trying to get UART0 output to display on hyperterminal for a board I made based on the LPC2106 processor. I use the ISP and UART0 to program the board with Ph...

IRQ Priority - Small Question   [2 Articles]

I just have a small question on IRQ Interrupts...can an IRQ channel interrupt another IRQ routine (lower IRQ priority) that's currently executing? To make...

LPC2148 UART0 vs. UART1

I have been using UART1 for quite a while reading in raw sensor values. It's worked very well. No problems. Recently, I converted my sensor readings over to UART0, but I'm ha...

UART - printf - keil

- printf() is a library routine provided by keil library. So whenever we use printf in our code I assume what it might be doing is calls a routine which places charac...

LPC2138 UART0/1 and modem control   [4 Articles]

Hi ! I'm about to build a system using LPC2138. It's going to be equipped with RS232C and RS485 ports. As I need full RS232 implementation with modem control lines, ...

Query (UART inerfacing with LPC21xx)

Hello Sir, I am new to this technical group. I am workingon Philips ARM (LPC family) controllers. I was interfacing ST16C554D UART (a Startek Product) with LPC 21xx contr...

Re: UART - printf - keil

One method (not a single one): use sprintf() to fill up a buffer and then use a suitable UART1 routine to output the data from this buffer. Yoan niraj_chavda14 wrote: > - p...

Re: LPCUSB Bulk Tranfers

I am not familiar with LPCUSB ,i am using LPC 2378 kit; I want to burn the code using UART0 and i want to send the data which is coming from UART0 to USB of LPC 2378. I want ...

Help with LPC2106   [10 Articles]

Hi, I am a newbie to the board but I have tried my best to find the answer to my question before posting for help. I am using a QuickStart LPC2106 board with a 14.7456 cryst...

Looking for UART0 interrupt driven example

Hi, I'm doing the first steps with the LPC2106. The application builder I have access to, does not work correctly . Could anybody please advice where ...

UART0 and UART1   [2 Articles]

Hi, Any idea on how to read FIFO buffer, on UART0 and UART1, without using interrupt? Best Regards, Mukund Deshmukh. Beta Computronics Pvt Ltd 10/1, IT Park, Parsodi, Nag...

Sample LPC2364 UART Program   [2 Articles]

Does anyone have a very simple program that outputs a message on UART0? I am testing a new board and it appears to program correctly using the Flash utility, but the program do...

Checksum Problem Part B   [2 Articles]

I have made some tests on the Program CheckSum generated by IAR compiler and there is realy something fish. First I edited the segmentation to place the CheckSum as firs...

Interrupts + Keil + LPC2294 again...   [2 Articles]

Hello I have a problem; the folowing code, allow to trigger an interrupt via UART0 but when the interrupt occurs one time it doesn't end. When I send a char from PC to the LPC I...

RE: UART Status Question

Hi Bill, > Does this mean the entire Tx FIFO is empty? That is, I can write 16 > bytes to it whenever LSR:THRE is set? > > Or, does it just mean that there's at least one byte...

UART0, TC0, PWM & ADC at once on LPC2132   [4 Articles]

Hi there Im making a system where I'm using all the above mentioned interrupts. I have had the TC0, PWM and the ADC running nicely until now, but when I add the UART0 t...

Interrupt problem with UART0   [4 Articles]

Hi, I currently try my interrupt controlled UART0 communication (only TX for the beginning) to get startet. The problem I have is that the interrupts work really spor...

Re: Re: UART0 LPC2148 - RBR Interrupt   [8 Articles]

> Joel, > > I made the alteration what you recommended. > The interruption is happening, but it isn't executing the function > uart0. > What can be the problem? The...

Re: LPC2114 UART1 works but UART0 does not

o...@hotmail.com wrote: > > Hello all > I'm starting a new project with the LPC2114. I just got the first > prototype board and started to check out the hardware when I no...

Interrupts + Keil + LPC2294 again...   [3 Articles]

Hello I have a problem; the folowing code, allow to trigger an interrupt via UART0 but when the interrupt occurs one time it doesn't end. When I send a char from PC to the LPC I...

erase Flash using UART1?   [2 Articles]

Hello, Is there a way to erase Flash instead of using the Philips Flash Utility via UART0? The LPC2292-board I'm working on is configured with UART1 on the RS232 port and ...

UART0 not working in GCC LPC2138   [4 Articles]

Hi all , I had used LPC2138 with Keil ARM Tools.Now I want to switch to GCC . All interupts except UART0 are working .Although it is going to the service routine each time...

More than one Interrupt   [7 Articles]

Hello, I have some problems when I use more than one interrupts on my LPC2148. A made a short example with a timer IRQ > > It works. Then I made one with UART0 and URAT1 IRQ...

UART0 and RTC

I am a newbie in ARM. I make a digital clock project with internal RTC and send with uart0. I have been tested the UART0 without RTC initialitation and works well. but when I init ...

LPC2292 UART0 problem   [3 Articles]

Hi all, =20 I am using LPC2292 in my board,I use UART0 connect to other device and ca= n receive data correctly but can not send out data to this device. When I c= onnect b...

uart0 is not working when PLL enabled

hi, I am using lpc2138,with 14.7456Mhz quartz freq directly, every thing works fine, but to day I have implemented the PLL to increase CCLK to 60Mhz. the routine is shown b...

RE: UART - printf - keil   [4 Articles]

If you're using RealView as the compiler with Keil's uvision you're looking for the function sendchar which is used by printf to do the bind to a particular UART. Given this is a...

how to calculate values of U0DLM and U0DLL in UART0   [5 Articles]

how to calculate values of U0DLM and U0DLL in UART0 ? Is there any standard equation for it ? ------------------------------------ ...

Serial Port Interrupt   [5 Articles]

In using the serial port (UART0) I found that simply enabling the THRE interrupt does not cause an interrupt to be asserted. Apparently only when the TX FIFO t...

Crosswork UART0 interrupt problem   [11 Articles]

Hi, My Uart0 interrupt cant be triggered. It seems that my program doesn't jump to the irq handler. I have defined "VECTORED_IRQ_INTERRUPTS" and i'm not using any optimiz...

UART0 does not trig an interrupt if the U0THR has not been written (UART0 bug??)   [4 Articles]

I can't enter the interrupt handler of my project code if I do not write the THR before whereas I have set the THRE flag in the U0IER and that I can see it set to 1 in the U0LSR ...

LPC2104 UART0 FIFO problem

HI, When I using UART0 FIFO for receive 4 byte interrupt.the problem is: It can only receive 3 byte then go interrupt.When I send 4 byte from PC to LPC2104 It go breakd...