We're looking for a Nordic nRF51822 based low profile/small USB dongle that we can use for our iBeacon software.
It would need to come complete with casing and the ability...
Hi all,
i want to establish connection between two threads in cmsis-rtos, can i use
1) semaphore to do this?
2)message queue should be used or any other ipcs can be...
Hi,
I have two CPU in our product. (STM32F2 and Nordic nrf51422).
I use serialization function to link those two CPU(refer to ble_s110_serialization sample)
But I find...
Hi,
My behavior is as follows
Turn on my device(use 51422) and advertising(2 Service and 3 Characteristic)
Turn on my cell phone(Samsung Note3),scan my device...
Hello:
I used analog IIC write MPU6050. Again after power download programs, mpu6050 can run up there ACK response. But the debug will not run. Simulation IIC because no...
Hello!
How can I communicate with my nRF24L01+ and nRF51822 at the same time. I can set up same channel, CRC-mode and I don't use ESB. But what about address? How do I set...
Hi all,
i want to know answer related to following question
1)what is use of uicr?
2)if i place some value in uicr and then change the image,then is there will be change...
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...
