Dear Sir
We got the problem on DFU upload firmware, it always failed in second DFU . We must unpair the device at iOS setting panel. Before next DFU.
Here is the log data...
Hi All,
My requirement is to read the data from nRF51822 device that is connected to a bluetooth and bluetooth is connected to a system using a .Net application.
I have...
Hi everyone,
I'm using the nRF51822 (pca10000 Dongle + pca10005).
My plan is to send one byte over the radio.
I tried to use the SDK-Example as a template but it's...
Hi,
Is that possible to run the radio_test_example (\nRF51 SDK_v5.2.0.39364\Nordic\nrf51822\Board\nrf6310\radio_test_example) on the nRF51822EK? If yes, what modifications...
we also produced self PWM for ADC wave form testing. when we stop transmission, we will get good waveform out, but when we starting transmission, output waveform shape is...
Dear Support,
I have some troubles with the Evaluation Kit for nRF51822 :
I use the broad as a central role with S120_nrf51822_1.0.0_softdevice.hex and example...
Suppose a nRF9E5 transmitter is set for continuous transmission on a channel.
A nRF9E5 receiver listening on that channel:
finds carrier and sets CD
finds address...
I want to generate a pulse signal with PPI, timer2 and gpiote. But it doesn't work. Anything wrong with my code?
void init_timer1()
{
NRF_TIMER1->PRESCALER = 1;
NRF_TIMER1...
I'm working on a product that integrates an nrF51822 talking over SPI to an external display. The display protocol involves a series of alternating 10 us sleeps and SPI sends...
Hi,
Is it possible to skip a advertising channel by maximizing the advertising interval?
I can measure the current consumption of my device through CRO as specified in Evaluation...
My code:
uint32_t err_code;
uint8_t randomBytes[6];
err_code = sd_rand_application_vector_get(randomBytes, sizeof(randomBytes));
When this function is called...
Dear Sir,
What is effect, if I change the Heap Size from 2048 to 1024 in arm_startup_nrf51.s file?
On my project, my device (nrf51822) connect iphone with ANCS, sometime...
Generic Access (0x1800)
General Attribute (0x1801)
can them be removed? if they can't be removed, can we use it instead of customer service? my purpose is to reduce advertising...
Hi,
is there a function that returns free or used memory of the BLE SD? I'd like to know how much memory is allocated for added service and characteristic and make a guess...
Hi I'm looking to Program the NRF9E5 RX board so that the LED remains high until the switch is pressed on TX. So the TX button would turn the LED high and remain so until...
Hi,
How can I use nrf905 with an Openwrt based module? Are there any driver for operation systems? These modules have many gpios.
Openwrt based modules are simply Wifi modules...
Have anybody a solution for my problem ? nRF24LE1 is first in low power state (PWRDWN is 3 or 4) and wakes to send a message. Mostly the message has the same PID identity...
Hi,
I am using the SPI ports (0 or 1) to communicate with a peripheral chip, and the operation is undeterministic.
For test, I put the SPI code to read the peripheral...
I have bought from ebay 10 nRF24L01 and I'm trying work on a ,for more that 7 days, project sending 7bytes data. I have build (on a breadboard) the circuit described on that...
Hello everyone!
I have two sets of PIC18F45K22 and nRF24L01, one as a Tx, and another one as a Rx. I have programmed the PIC using mikroC compiler. My question is how do...
I am wnating to clarify, if i can use the Gazell protocols on the nrf51422? I can't find it in the SDK for the 51422, but it is in the sdk for the 51822.
