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Search Results for "gpio"
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Re: Data lines as general I/O
Anton Erasmus - Jan 2 2005
On 29 Dec 2004 at 23:57, jamesasteres wrote:
>
>
> Hi,
> I'm using the LPC2292 (144 pin). If I only have 8 bit external
> devices, can I use P2.8 thru P... 
PINMODE effective for GPIO only? [4 Articles]
reich_wolfgang - Oct 9 2009
LPC24xx:
For GPIO port pins, does the PINMODE pull up/down setting also have effect when the pin is configured not for GPIO, but for other functions?
The manual says "The PINMODE... GPIO issue on LPC2368 [4 Articles]
danielgl88 - Nov 5 2009
I've met a confusing problem. GPIO pins supposed to work as a input/output that we've defined right?
But the problem is I can made the GPIO-able pins on port2.x as GPIO, tested th... Extint3 and GPIO Interrupts [2 Articles]
prab...@yahoo.co.in - Aug 11 2010
Hi all,
In LPC236x series,I have to support GPIO interrupts for two pins(in port 0 or port 2).I have also supported P2.13 as normal GPIO.Is it possible to support both featu... I2s using GPIO
suni - Dec 8 2010
Hi ,
I am new bie in this field.I bought MCB2360 and trying to implement I2S using GPIO as in built I2S is limiting my requirement.I get I2S data through this GPIO lines. AS of no... LPC2132 PWM6/GPIO Bug? [4 Articles]
sig5534 - Dec 2 2006
I am using the LPC2132/QFN64 on a project, where I have the PWM6 on
Pin P0.9 (34) used as well as a GPIO output on Pin 0.10 (35). If I
setup the P0.9 PWM6 on the PINSEL0, the ... lpc2378 GPIO Interrupt
sprupasinghe - Mar 17 2007
Hello,
I am a newbie to nxp and embedded programming in general. I have a
lpc2378 with the mcb2300 dev board. I need to find out how to get gpio
interrupts working. I can ge... about GPIO interrupt
sukhdeep singh - Sep 27 2008
i am using GPIO interrupt of LPC2378. how can i jump to interrupt routine. i have enabled interrupt usingIO0_INT_EN_R=1;second thing, interrupt flag is set only for slow GPIO pin c... Gpio Problem [3 Articles]
Gigi - Feb 26 2007
Hello,
This is my configuration
PINSEL0= 0x00; // P0 come gpio
IODIR0 = 0x001C1800; // P0_11, P0_18, P0_19,P0_20, output
but the pin P0_11 non work as GPIO w... Re: Using TRST (P1.31) as GPIO on LPC2148
Thiago - Nov 8 2007
Maybe this informations can help you:
Take a look at LPC2148 User Manual, page 80: PINSEL2 register, bit 2,
is used to set the direction of PIN 1.36-1.26
The GPIO 1.23 is ... LPC2368 hardware question [2 Articles]
patrick_legault - Mar 4 2009
Hello.
if this message is in the wrong group, just tell me where it need to be posted and i will post it.
i have a development board
(http://futurlec.com/ARM2368_Controller.s... Using P1.0 and P1.1 on 2214 as GPIO
c.d. bell - Jun 28 2005
Is is possible to use P1.0 and P1.1 as GPIO on the 2214? I've tried setting PINSEL2 to 4 (all GPIO except JTAG) but am unable to read the state of these pins or to toggle these ... 5V GPIO output with single resistor [7 Articles]
Marko Pavlin - Oct 19 2006
I have 5V part connected to LPC2148 GPIO. Unfortunately, the input of 5V
part has lower limit for VinH above 3,5V. Digital signals are generated
by LPC, the 5V part is input on... How can I control GPIO port2/3? [4 Articles]
janesleecn - May 7 2004
Hi, Dear all
I'm using a LPC2214 in my project. and have released P2.31:8 as a
GPIO but P2.7:0 as an external memory data bus. Strangely, I can't
control the... LPC2292: GPIO-output on P3.29 possible ??? [3 Articles]
alipowsky - Jun 1 2005
I want to use P3.29 (Pin 27, P3.29/BLS2/AIN6) as GPIO (output)
The manual says it can be done by setting Bit 6 of PINSEL2 to zero.
my testcode:
PINSEL2 &= 0xffffffbf... Question about JTAG pins as GPIO on LPC2148 [5 Articles]
senhoruilson - Feb 4 2009
Hello All, im designing a weather datalogger using LPC2148 and i ran
out of available GPIO pins to accomplish all the functions i need (
unless i use the JTAG pins as GPIO ).
... GPIO - Pins [11 Articles]
Thomas Weber - Feb 3 2004
Could it be, that i have to pull-up all gpio-pins, i want use?
I have a pull-down on a gpio-pin, because the wire is normally on low, but
the wire is never on a ... port problem [4 Articles]
anonymous_love27 - Nov 22 2007
Hi all,
This is a very funny problem but I am not being able to correct it.
The GPIO port P0.18 in LPC 2103 is not giving a logic high even when I
set it using both as FIO an... about Clock of GPIO of LPC2378 [3 Articles]
sukhdeep singh - Sep 27 2008
from where can i know,at what speed slow and fast GPIO is operating. what is the difference between slow and fast GPIO.
Connect with friends all over the world. Get Yahoo! I... Re: lpc2378 GPIO Interrupt
denv...@gmx.net - Jun 15 2007
Hello,
> I am a newbie to nxp and embedded programming in general. I have a
> lpc2378 with the mcb2300 dev board. I need to find out how to get gpio
> interrupts working. I ... Problem about GPIO of P0.2 and P0.3 of LPC2119 [5 Articles]
saidaiy - Mar 14 2007
Why i cannot use both P0.2 and P0.3 as the GPIO, are there any special
setting for those two pin ?
... Reg: Is the GPIO Issue in lpc17 series?? [4 Articles]
prab...@yahoo.co.in - Apr 5 2010
Hi all,
We are changing from lpc 236x to 176x.These two are pin compatible.
If i run same code(gpio pin set/clr) which is written for 236x on 176x,GPIO's
functionalities(... GPIO read gives wrong value in 17xx [14 Articles]
prab...@yahoo.co.in - Apr 13 2010
hi all,
Is any one facing following Issue?
I have set some gpios(leds).LEDs are on.But if i read that gpio value means
it gives value 1.I have set 15th bit of PCONP als... GPIO P0.3 problem [4 Articles]
MattKav - Jun 20 2005
I am trying to use P0.3 as a GPIO, but it doesn't seem to be working.
I define the bit as:
#define ADC_CS (1 << 3)
but it doesn't work. If I change it to:
#define ADC_CS... Fast GPIO vs Slow GPIO on /01 [3 Articles]
hschew00 - Aug 19 2011
If a port pin was configured as I/O in the beginning for non /01 chip, and then later on was swap with /01 version with SCS = 3, but leave the rest of the fast port registers at re... How to find if LPC2214 is 00 or 01 [6 Articles]
"parretti.francesco" - Apr 15 2010
Hi! I'm a newbie, so sorry if I post a stupid question.
This is my problem: I'have to work on a board with LPC2214
I try to run a simple code (like LED blinking) for fast GPIO PO... LPC1766 Example Code does not run (Keil V3.50) [5 Articles]
Alex Ribero - Jun 4 2009
Hi:
For those of you that got your sample of the LPC1766....
I installed my sample on a board and tried to run the Blinky example provided by Keil for the LPC1766.
The pro... P0.2 & P0.3 problems [5 Articles]
nevelian - Dec 18 2004
Hi,
I want to use P0.2 (SCL) & P0.3 (SDA) as GPIO, and are using the
following code;
PINSEL0 = 0x00000005;
PINSEL1 = 0;
IODIR = 0xFFFFFFFF;
IOSET... Re: proble using MCB2100 with lpc 2129 [2 Articles]
embeddedjanitor - Apr 26 2004
--- In , "tengbat1980" LPC2138 GPIO [9 Articles]
dimed77 - Apr 27 2005
Hi,
Does the LPC2138 P0.10 pin have special electrical specs.? When
configured as GPIO, it goes to only 2V when in logic '1' output, no
load. Tried with 2 differen... GPIO Current Drives [3 Articles]
javida13 - Apr 27 2005
What is the current drive capability on the pins when configured to
GPIO outputs?
Barry
... LPC2368 and GPIO wake up seems to be broken in hardware... [5 Articles]
arti_tevs - Sep 24 2009
Hi folks.
Already for several hours, I am trying to use GPIO interrupts (in this case special for P0.18) to wake up the CPU.
Ok the setup is pretty easy:
// react on falling... lpc2106 GPIO [2 Articles]
hemanandharamesh - Oct 23 2009
Hi,
i need to know whether all gpio pins in lpc2106 have 5v tolerance level? can any one help me wit this?
thanks in advance...
Regards
P.Hemanandharamesh
-----------... TD1(pin 22) on LPC2292/LPC2294 as GPIO [10 Articles]
Boris Kralik - Jan 24 2006
Hi.
I want to use TD1 pin on LPC2292/LPC2294 as output, but in manual is
not ports to GPIO. Is possible to use TD1 as GPIO ? If yes, how it
make it ?
Thx.
... about GPIO interrupt. [5 Articles]
sukh...@yahoo.co.in - Jul 4 2009
Today when i am reading the user manual of LPC23xx for LPC2378. i have found that we can generate interrupt on GPIO 0 and 2 ports. But i have not found any VICVectAddr crossponding... Simple GPIO not working in Port2
egazzi - Mar 24 2009
I'm having a hard time trying to use Port 2 as GPIO in LPC2378.
My program works fine the other ports 1, 3 and 4, but when I change it to Port 2 it just doesn't work.
Do I need t... Re: LPC2114/2124 pin select usage [2 Articles]
bobtransformer - Mar 31 2005
Thank you, I feel somewhat better hearing this.
What bothered me is looking at PINSEL0 and PINSEL1
registers.
When the bits are set to 00, I see pins are pretty m... lpc2148-Reading bits from io pin [2 Articles]
Salil Sudin Juwarkar - Feb 14 2008
Hi!
I am using an ADC MCP3550 which gives 24 bit serial output. This I want to read from a GPIO pin and save in a variable. How do I do that? I am also using GPIO pins to issue ch... LPC2148 PORT1 GPIO yet?, is there a new LPC2148.h? [3 Articles]
stephan2148 - Mar 20 2007
Hi,
I have been through searching about how to use PORT1 on the LPC2148
for GPIO, but does anyone know if there are any updates to the
LPC2148.h file to include it's registers?
... Re: HI SPEED CONTROLLER
mehiegl - Oct 13 2007
I am new to ARM in general and I have recently started development
using the LPC2138/01 from NXP. I actually haven't done research into
other ARM chips, as I inherited a design...