Hi,my friend,
Now,I use nrf905.Situation is as follows:
I use the NRF PCB circuit of data manual.Nrf905 work, often loss of data.
1.The Product host is to use the stick...
Hi,
I want to use the Blend Micro with more security. I want use a passkey for the Bluetooth connection. For example through the iOS Device.
Is it possible? Static passkey...
How do I receive multiple signals simultaneously at a single receiver (433MHz) with multiple transmitters ?
I am working on a polling system. This one is similar to the audience...
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...
I use NRF52840 Evaluation Kit.
I want to use TIMER with nrf_drv_timer. However, I get an error and cannot use it. The error is the following part of "nrfx_timer.h".
...
Hi ,
I'm writing some code of mine , declaration functions all well defined and compilation no error or warning but only this 1 error at end of my code.
I'm using SDK...
To whom it may concern,
I am testing SPI Slave and I have an issue that I am not able to change the pin numbers in the peripheral configuration for SPIS0 and 1.
It works...
Hello,
we have developed a solar powered LED module with an additional battery. It is based on the nrf52832. The WDT and TWI is mainly used and for BLE the soft device...
Hi everybody,
I am developing a wireless interface on an nRF52840 chip (Laird BL654) and I do have a problem with the SDK integration in Keil uVision.When "Manag(ing) the...
Hi,
i have PCA10059 dongle board. when i want run my program on it, fds_init return FDS_ERR_NO_PAGES. and also in nrf connect i can see range of different application...
Due to the rewrite of the DSM persistent storage layer the DSM_VIRTUAL_ADDR_MAX define can no longer be set to 0. This has changed since 3.2.0 where it could be 0.
During...
I ask you for help with programming Bluetooth module u-blox ANNA-B112. It is based on nRF52832. I have already installed Keil MDK5 with nRF52832_xxAB package, soldered the...
I'm trying to use sine function such as: S = sin(0.8)
But variable S come to zero after this code. Go to Debug mode and add a break point to view the change of variable...
Hi,
can we do the mathematical operations (like math.sqrt ) using nRF51822 ? Since, our project requires many simple mathematical operations, we need to decide whether...
Hi,
During the initialization of the SIM I have this message:
There was an error submitting your user information. This SIM cannot be activated. I am from Israel. What...
Hi All,
I have the strange issue with scanning. I have the project losely based on examples where I created peripheral adevrtising with 1s interval. This sends the custom...
