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...
Hi there,
Anyone out there that can help me assemble a firmware for nRF52, consisting of UART bonded communication over peripheral mode and scanning of advertisements via...
I'm developing a product that, among other things, uses an ARM M0 and an nRF8001. I think I'm just too lost to make any sense of the documentation, and at this point I really...
I`m representing a Norwegian company that wants to etablish contact with developers that can help us develop BLE 4.0 firmware/app for ios/android. We´ve been in contact with...
So I made my own version of blinky using version 11 of the SDK with the S130 SoftDevice. This works fine and I can flash it to my dev kit (nRF51 PCA10028) with no issues....
I'm using s120 v2.1, with SDK 9, on an nRF51 with 256K ROM and 16K RAM. With s120 I only have 6K of usable RAM for my application. I am running critically low on RAM, and...
I am using a nRF51 dongle as a BLE tranciever and using UART to communicate with an 8bit AVR. I used BLE_APP_UART peripheral example and mostly just changed the pins used...
Hi,
I am trying to update the battery level of my Battery Service but get keep getting an error. The error code is : 0x00003002. I cannot find any mention of what this...
I am trying to start programming in nrf51822 module with the waveshare kit. but the kit always shows the error as switch to boot-loader mode . how to solve this problem?
i am using nrf51822 wavshare kit with ulink2 debugger.
when ever i try to program the kit using keil the error pops like "overlapping of address in 00014000H".
then...
Hi,
I am using nrf51822 and SDK 8.0.0 , SD2.1.0 as an central and SD8.0.0 as peripheral. I am following ble_app_multilink_central and ble_app_multilink_peripheral example...
Hello,
We have a custom board using nrf51822.
In keil the board is detecting at 20khz clock for SW port in the debug window, we are able to program through keil.
...
This fork of the MBED CMSIS-DAP firmware seems to be the latest updated one. The title says, 'Interface firmware providing USB CMSIS-DAP for debugging, USB MSD for programming...
Hello,
I try to change a value by using sd_ble_gatts_value_set(...). If there is a connection, this works fine. But now I have to change the value also, if there is no...
