In the nrf51 series reference manual section 12.1.9 it states that there is hardware protection that prevents write instructions from being executed and that there is more...
Hello, I have established the connection between two pca10001 boards, one as central and one as peripheral using multilink_central and multilink_peripheral. I have serial...
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...
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...
I have OCD for compiler warnings... I must use -Wall (I'm a freak like that).
In nrf_drv_twi.c line 433 there is a function twi_clear_bus. This gives an -Wunused-parameter...
Hello,
I was working on a nRF51422 and made a project using the example ble_app_uart_c. It works fine on the DK, but now I want to make it work on a board that has one...
