Hello,
I established a connection between my central and peripheral module. Now i want to write characteristic value on peripheral. I tried with sd_ble_gattc_write function...
I am using the NRF24l01 for my products and looking to buy in bulk(100-1000). Now I know where to buy the just the IC but antenna design is a hard point to break right now...
Hi, my friend,
I've been with nrf905. I use a 16-bit CRC check.
But I encountered problems in use:
1.Nrf905 16-bit CRC check format is CRC-16(IBM):X16+X15+X2+1 or other...
I have two custom PCBs, each of which has a microcontroller and an nrf24L01+. Everything related to the transceiver in the designs are complete duplicates (with the exception...
Hello,
I've built a small BLE-device based on the nrf8001.
With my Iphone I can discover this device and I am able to connect to it and listen to notifications of the...
Our pcb is used for gps location data. We have a nrf24L01 nordic chip as the micro process or between the gps module and wireless module (2G). Our engineer needs to capture...
Hey folks,
I'm trying to modify the SPI Master loop back example into a 4 line SPI Master_Slave program. Whenever I change the Tx_Buffer_lenght from 10 to lsome other numbers...
Hi,
I am using nrf52832 development board with s132 softdevice and SDK17. I want to add the DFU service to this application so that I can update the firmware to the device...
Hi,
In the Enhanced Shockburst User Guide, there is a brief discussion about the required bit pattern of 1st on-air byte of the base radio address
(which immediately follows...
If I use nRF Connect to connect to the Peripheral and the Subscribe to Notification Characteristic I can see in the "Enabling notifications" in the log (however no notifications...
Hello
I use sdk v17.0 and nrf52832.
I'd like to use 1-channel PWM and 2-channel PWM. However, an error is output from the pwm_enable when using these two together.
...
Hi,
Following are my working environments:
Product: nrf51422 Evaluation Board
SDK: nrf5 SDK v10.0.0
IDE: Segger Embedded Studio
Programmer: Segger J Link
I was...
Hi,
We have a device that is using Nordic's ESB protocol. We want to use different frequencies to avoid collisions and for that we also need dynamic frequency handling....
Hello,
I have two questions:
How do I access the gpio pins of nrf52840 dk? what example program from nrf5 sdk can I use as example?
Is there a simpler example program...
Hi engineers,
This is my timer init code. I place it before functions timers_init() and ble_stack_init().
app_init() includes led and timer init function.
Cheers...
Hi all,
I am now evaluating the BLE 5.1 supported chips. I see that s140 support ble 5.1 but I see nrf52840 can't support aoa. Is that I need to use nrf52833 with s140 softdevice...
I have tried this demo (SDK17) on a few different Windows machines and they all give the same error for me. On plugging in the SDK after loading the demo Windows tells me...
There is a similar case where the user mentions that he fixed his issue by "changing the compiler" with no further explanations. https://devzone.nordicsemi.com/f/nordic-q...
Hi
I am using nrf52832 (S132) with SDK17. I want to store some data in the flash memory dynamically. So what would be the maximum and minimum flash memory that I can utilize...
I would like reduce TX Power in DFU secure bootloader, I would like use sd_ble_gap_tx_power_set function but I faced with the following problem, I don't know how to get conn_handle...
Hi
I am working on the GPS for Thingy91. The Thingy91 is able to get the fix when I am outside and test it. However, when I am in the building by the window or on the balcony...
Hello ,
I am bit confused about the minimum and maximum connection interval . what does mean ? it is time interval for the connection or else time interval for the data...
