I am trying to find out the part number of the antenna (I assume it is a PCB antenna) used in the nRF51 DK ( www.nordicsemi.com/.../nRF51-DK) . I found a lot of similar questions...
Hi.
I am using the NRF52 Development board, on Keil uVision, to implement a C program that uses Dynamic Structs. The Structs re-size themselves ( by increasing their capacity...
Hello,
I have an NRF51822 (redbealab ble nano) that I would like to use to count pulses in very low power mode.
Pulses are asynchronous
The rate of pulses can...
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I'm attempting to read a PT-100 sensor value that is part of a voltage divider using a nRF52.
Both the reference resistor and the PT-100 is sampled while the voltage...
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I have been searching the forums, but were not able to find an answer to my question.
I'm trying to sample 4 analog inputs on the nRF51-DK using the ADC hal. (SDK10...
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I have been trying to get two NRF24L01 chips communicate with each other since a week now, without much success. All what I can find on the net is Arduino examples using...
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I have done several projects with the nRF905. I know the device quite well. Normally I use the CD, AM and DR interrupt pins to determine the status of the device, my current...
The list of nRF51822 hw revisions (build code) and matching baluns are not updated, and it is simply NOT POSSIBLE to figure out which baluns that match the nRF51 hw revisions...
I have somewhat unusual problem and I would appreciate your help on this topic.
So, to sum up my problem, I have NRF51-DK development kit and I accidentally "fried" the...
I have been attempting to copy the app_twi example for own application in order to get a better understanding of how the HAL works.
However, now I have an error now that...
I would like to have a ble communication between a keyboard and a computer. The keyboard will be connected with a nordic chip, but what can I use on the other side?
Do...
Hello,
I found this on the forum:
According to nRF51822 PS v3.1 section 8.23 pullup and pulldown resistors have a typical value of 13kohm. if you have e.g. a button...
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I got a new chip, marked as "QFAABA / 1542AB".
I see that both errata versions 1.1 & 1.2 seem to be relevant.
Can you tell me which errata should I refer to?
Thanks...
Hi Nordic,
I am adding pstorage capability to ble_app_proximity example. Before adding pstorage, the example could receive Immediate Alert from a central and set on/off to...
Hi i'm a newbie in nordic chip. Can someone please explain to me that how to enable and configure the timer interrupt and what kind of setup need to be done?
Example in...
There is a mistake in LEDS_INV_MASK definition:
PCA20006.h / nRF examples 10.0.0
#define LEDS_INV_MASK 0x11111111
// blue will be erratic
PCA20006.h / nRF examples...
Hi,
when i setting up a new project in uVision, i get a crazy Error wich i cant handle with.
My error is --> main.c: error: C3906U: Malformed via file '.\main.__i'....
Hello,
in the new version of sdk (11.0.0) you support s130 only.
That means the code contains both peripheral and central implementation.
Does it mean that s130 consume...
The following seems to suggest each write event can only contain 1 byte of data at a time.
/**@brief Event structure for @ref BLE_GATTS_EVT_WRITE. */
typedef struct...
Been playing with NRF24L01+ for a while and mostly they work as I expect. Now, I'm trying to use an ACK payload, but whenever I try to set up the receiver to put a payload...
