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...
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...
Hi
I'm using nrf51822 with soft device 11.0 & want to read a 12 volt digital signal for this I'm converting 12v to 3v3 (4.5 & 1.5 Kohm Resistor) using voltage divider ckt...
I am using nrf51822 with soft device s130.I used sd_app_evt_wait() to enter the sleep mode and i disabled all the peripherals before enabling sleep mode.According to the datasheet...
I can't understand concept of control point..
Is it just one of charateristics?
So what are differences with other charateristics?
I heard that control point can...
I'm not sure if this question has been asked here before, but I couldnt find an existing answer...
I know that flash memory only has a relatively limited number of write...
What is the MDK? I am using Eclipse and GCC on Linux with the GNU ARM plugin for Eclipse. I need to upgrade from SDK12.0 to get the workaround for errata 108.
The release...
I am currently using BLE Secure DFU Bootloader on my NRF51822 256kB but my program is now too large for dual bank operation. How can I setup the Secure DFU Bootloader to use...
Hello,
I'm using SDK12.2.0.
I opened the PPI example (in SES). I want to use the GPIOTE driver to trigger GPIO tasks on Timer events. So I #include "drivers_nrf/gpiote...
Hello,
I am writing to you because I have a problem with the DVK BL652.
I ran the Quick Starter and all worked well. The DVK BL652 and UwTerminal software communicated...
i am using nrf24le1 contyroller can anyone tell me how to use the 1k sram.what is the datatype for using this and what are the compiler settings in using this.i am using keil...
Hello, recently I've been going through SDK v12.2 and board documentation but I can't find any info about choosing which of board's antenna to use.
Simply, I'd like to know...
I am developing on a BLE Nano 1.5 and need to use PWM to make a beeping sound from a piezo buzzer. I am wondering which pins are capable of PWM. Here is the pinout diagram...
Hi
I am using app_button library to sense button detect, it work fine.
static void button_init(void)
{
uint32_t err_code;
//The array must be static because a...
First of all I appreciate your help.I am using mesh example in https://github.com/NordicSemiconductor/nRF51-ble-bcast-mesh link .I can send data by providing connection with...
Hi Nordic team,
This problem bothers me for a very long time. I cannot find the root cause. I used nRF51822 IC. It uses SDK11 with softdevice S130 and bootloader (but I...
