Hello, I am tryong to use to masters to communicate with two accelerometers.
Q1_ I found the following image from Nordic's website that shows SPI0 pins but there is no indication...
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...
Hello, I have 2 nRF51 DK PCA10028 models with 2 nRF51 DONGLE's.
First off, I am a student that is very interested in programming but teachers here can not teach me due...
hi,
Our customer find BLE's app_timer emerge a deviation when use the BLE's app_timer. the customer is developing bracelet product , their programs with two app_timer,...
Silly question, but I don't seem to be able to add a firmware-update .zip to the DFU 'sub-app' in the nRF Toolbox iOS app.
nRF Toolbox version 1.7
iOS Device: iPhone...
Hi Team,
In Generic Access I want to change properties for "Device Name". Is it possible?
I want to remove Generic Attribute Service(0x1800). Is it possible?
I am...
We have a BLE peripheral that has a button interface and nothing else. We would like to add some security so only certain smartphones can send/receive commands from it. An...
Hello all,
I'm using nrf51822 xxac on my project, however, I sometimes got feedback from my customer and said the OTA is not work. My device can't turn to DFU mode for firmware...
Hi, I bought the nrf51822-beacon kit and nrf51-dk including TC2030-CTX-NL connector for connecting them each other through the Debug out pin on the nRF51-DK.
I can't find...
According to the following sources.
advertising_init() -> advertising_update() -> advertising_update() -> ....
UUID, Mayjor, Minor is set in the advertising_init()....
Dear All
I'd like to know how to use Master Control Panel as non Administrator User.
I got and installed MCP v3.8.0.7, but the MCP cannot start on my PC.
Maybe it's...
Hi everyone,
I want to know the original interrupt priority of nrf51822, without using soft device or using NVIC_SetPriority(IRQn_Type IRQn, uint32_t priority). I also want...
Hello everyone!
Just have a look at this beautiful drawing. (Red: what has to be done. Black: Can it be done this way?)
I only have some rudimental experiences in...
Hello! I trying to send message from peripheral to central. On peripheral characteristics are changes with delay. To change characteristics I use this function:
void send_char_data...
Im using the PCA10031. Placed it in the my laptop usb and installed the nRF go and keil mdk arm and nrf51 sdk.
Using the pack installer, which example should I use to be...
