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 am working on a project using the nRFDK51 as BLE scanner with s130 and BLE peripheral an nrf51822 custom PCB design. The BLE peripheral is the device we are developing for...
How many nRF52840 chips can be used simultaneously? Can all data and advertisement channels be used at maximum capacity (2Mbps/each) to result in an overall throughput of...
Hi,
I am running an nrf52 (board PTR5628, no external 32kHz crystal), having some leds blinking at startup just prior to start advertising. 75% of the time when I power it...
Hello all,
I have created a BLE application on nRF52 PCA10040 devboard with S132 SD, in which I would like to use a PWM with the PWM_Driver .
My pwm source code as below...
Hello,
I am new to nordic nrf51822 and want to program nrf51822- www.raytac.com/.../MDBT40 spec-Version A5.pdf using jlink ( world.taobao.com/.../537881589911.htm .
I...
Dear friends,
As it said in title,when using 52832,s132 softdevice,what is the max number of packets that can be sent in one connect interval ? In which document i can get...
I have run into a challenge with the app_twi API, and I'd like to run it by you for your advice. To be clear, I am not blocked. But I am not pleased with the source code maintainability...
Hello,
I'm trying to implement DFU support to our application on nRF52832. I got it working fine with SDK11 SD2.0, but now SDK12.2 SD3.0 is causing "gray hairs". I used...
i have a nrf51822 mcu device, when it ok, i use Ultrasonic bonding technology to Assembled box,and today,many device crashed,is it related to ultrasonic?
Hi,
this is for anyone having problem with the eddystone EID after reboot. There seems to be a problem that the EID slot will write the encrypted IK to flash instead of the...
I'm having issues with my application implementing DFU. I added the DFU service in my application and can get into the bootloader. I have added my own key to the bootloader...
I'm migrating form S332 0.9.1alpha (aligned to S132 2.0.0) to the newer S332 2.0.1 (aligned to S132 3.0.0) on a nRF52 board, and I'm seeing a new characteristic under Generic...
Hello,
I am trying to configure gpiote to give an interrupt for wake on motion functionality in MPU9250
I am configuring the MPU for that by calling separate wake_on_motion...
I tried to run some examples from pc_ble_driver_py but i always end up with the following exception.
(using python 2.7.9)
Traceback (most recent call last):
File ...
