I have a digital microphone chip, it has the CLK, DATA, LR_SEL three pins, now I will pick up the three pin nrf5283 three pin is as follows: CLK connectionI2S_CONFIG_SCK_PIN...
Hello, Nordic Team, I'm embedded designer from Russia, discovered your amazing wireless MCU NRF52832. I looked through your SDK and peripheral drivers, and unfortunately found...
Thanks Stefan. The zip file making and updating steps work perfectly for me, if I follow your steps and make it from your stock pre-built "dfu_test_app_hrm_s132.hex". My question...
Hi!
I'm trying to configure my NRF8001 module with the help of nRFgo studio. I'm using Nordic UART over BTLE service template. The module can be discovered via nRF Master...
I'm trying to make a BLE device that actually pairs securely. I posted this question on StackOverflow but didn't get any answers - maybe someone here knows more. As far as...
I am using esb in SDK 11 and my understanding is that the radio causes interrupts that are forcing and cannot be disabled. These in turn causes software interrupt 10 to be...
Hi
I ran the example " ble_app_hrs ". the consumption is 1.5mA, when I hold SWCLK and nRESET low,the consumption is fall to 0.9mA. how I could reduce the consumpion??
I can input "hello" in win8.1 with button 0
==
before text in iphone5
I change
#define MIN_CONN_INTERVAL MSEC_TO_UNITS(16, UNIT_1_25_MS)
#define MAX_CONN_INTERVAL...
Hello,
I am searching for an exampleproject to learn how to connect to motherboards (or an evaluation board)
over bluetooth:
I try to send data from on chip (nrf51822...
It seems that is not possible to rewrite data on a block ?
I want to persist some data. The first time (after erasing all the flash memory) I store a data on a block, it...
Hi,
I use the nrf51422 chip.I want to know if the ANT establish link between chips,where can I get the matching configuration (like device type、channel ID).I mean is...
Hi all,
I noticed that there are some instructions for testing keyboard on win8.1 or USB dongle.
Can I test it on my iPhone5s which is iOS7.0.4 now?
Regards,
Aaro...
when I use nRF51822 ESB Protocol,I set retransmit delay = 600us,anything else is working
good,communication is very well,but the minimal Tx period is 1.2ms,not 600us,why...
Is there a way to recieve more than one write callback for a given characteristic, per radio session? It seems like I can rx 1 time per attribute per radio session and tx...
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...
