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...
It used to work, but now it says "Connected" but the rest of the GUI never changes and the mouse just shows a busy spinner. Here's the log file:
0;13:45:18.9900 [MainThread...
In nrf_drv_adc.c , there are loads of these ASSERT() macro calls:
ASSERT(mp_state == NRF_DRV_STATE_INITIALIZED);
But there is no variable mp_state. This will fail...
Hi! I have asked a question in this topic ( devzone.nordicsemi.com/.../) and now I can send one packet of 20bytes. What I cannot do is sending two packets at the same time...
I have nRF51 Dongle.
I can set it in BOOTLOADER mode and update firmware like:
developer.mbed.org/.../
I see the dongle in Device Manager/Disk drivers like "MBED microcontroller...
Hi all,
i have a little issue.
If i remove the bond information with app Master control panel, my slave cannot connect again with my phone. [Pairing Reject from Nordic_CTS...
I am moving from S110 and SDK 6 point something to S130 and SDK 10. I have my basic BLE code going but am unable to get the SPI back-in-action. I am using gcc and the s130...
I use NRF51822qfaa,s110 v8.0, now I use master TWI to drive the TWI bus chip.
the TWI bus chip Slave Address is 0x48.please see the below program .
question:
1.The...
this is the main program!
#include <stdbool.h>
#include <stdint.h>
#include "nrf_delay.h"
#include "nrf_gpio.h"
#include "boards.h"
const uint8_t leds_list[LEDS_NUMBER...
Hello,
I migrated from SDK 9 to 11 (S132) and i cannot receive anymore custom advertising (from another nRF52)
I receive another devices advertising events so reception...
I'm looking to use this dk for a small project.
Has anyone made or seen a box for the devkit easliy available (.STL) for 3d printing?
And for added coverage, can I just...
The documentation for EVTEN in the manual, showing the RTC Tasks and Events system (Figure 45) led me to believe that if EVTEN for an event is disabled the EVENT will never...
Phone Model: model MX4 from MeiZu china
APP applied: nRF Master
experiment 1:
Here in my hand, when a android phone try to connect to the device which contain the service...
I just now saw the press release for the Primo .
In theory the bootloader should just to be able to be loaded to an existing DevKit either via NRFstudio or the NRFprog...
www.youtube.com/watch
Hi,
I'm a beginner in Iot. I found this interesting video and observed that NRF51 SDK and NRF Beacon communicate with each other. I want to send...
I have12 input pins to my application. But the code fails when I try to add the fifth button.
Is there a limit to how many input signals I can add?
static void gpio_inputs_init...
Hi,
I am using SDK 11 and S130 for my ble application. S130 acquires 108k of flash memory. How can I reduce it to less than 100k or should i use S110 since it uses just...
