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 trying to port an application from MBED LPC1768 to a nRF51822 Evaluation board to develop a multi-function application for the nRF51822. The BLE part (developed on the...
I am hoping to develop a device that works as a remote control for a smart phone app. There will be at least 5 buttons, and as the button presses will be infrequent, I am...
Hi
How to start and stop scanning continuously in android devices ?.I found that In Nrf master control panel android app there is an option of performing scanning such...
Hi,
I downloaded and installed latest master control panel for Win7. It now crashes when communicating with nrf51 dongle. Seemed like it crashed the first time while it...
I'm using the APP_BUTTON_INIT-Function to register a button at the GPIOTE-System. This works great while running normally, e.g. I can react on debounced button_down or button_release...
Hi
I am developing for the nRF51822 a 4 layer print with a power and a ground plane in the inner layers. I will be using a balun from Johanson Technology (2450BM14E0003...
I've heard that's not allowed. If so, why?
If it is allowed, are there any precautionary steps I need to take, not to interfere with the radio?
Thank you!
Gil
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Hello, we have a custom board based on the CEAA WLCSP reference schematic with internal LDO setup. Our supply voltage is 1.8V (VCC_nRF). Unfortunately we don't see any BLE...
Hi,
We are planning to use the SWD Tag Connector with our nRF51822 platform.
Please refer the snapshot for pin 3 connection on our board with Tag connect footprint.
Pin...
Hi
My product is ready for mass production, before start to sell, we need to do the Bluetooth qualification, we asked several local test labs, they told us that their test...
Where can we by a connector that fits into the antenna connector.
We have nRF51-DK development kit and want to connect to externa PA with an antenna connector and have trouble...
Hello Guys,
I'm implementing the ble_app_hids_mouse. I can pair with Windows, I see the mouse arrow moving around etc everything looks good except when I tell Windows to...
Hi,
I have successfully enable the app_timer module which toggle an output pin on every interrupt, and now I want to enable an interrupt on every 400us with %10 accuracy...
I want, without success, to wake-up from SYSTEM OFF state, send advertisements with some custom data and go back to sleep.
The counter value is always 0, instead of being...