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. i'm using nRF52832, SDK13.0.0.
I'm developing Central, Peripheral both.
If peripheral just has 16bit UUID. It doesn't contain base UUID.
Or if i don't know what peripheral...
I was bought 2 PCA10056 board to do my product. I use ATT_MTU_Thought_Put example in SDK version 13. I also read this tutorial infocenter.nordicsemi.com/index.jsp . And I...
I would like UART client in example
C:\NordicSdks\SDK_14.1.0\examples\ble_central\ble_app_uart_c\pca10040\s132\arm5_no_packs
to connect auotomatically to nearby devices...
Dear nordic employee：
The service I want to find is the sound service of the thing52 thingy sound service
I tried to modify the HRT_central_client project to find the...
Hi ,
can anyone tell me what can cause these disturbances around the unmodulated carrier?
IMG-20171110-WA0017.jpg
We checked all components arround the IC it's all...
Hello,
Looking into the characateristic of Heart Rate BLE profile, I've come accross to the function hrm_encode(ble_hrs_t * p_hrs, uint16_t heart_rate, uint8_t * p_encoded_buffer...
Hi.
I have a central device call C_Board. It is scanning to find device has name is "123456" . This meaning is any device has name "123456" can connect to C_Board. Have any...
First of all, how do I know which version of the SD I'm working with when I'm flashing an example app from an SDK? I know I'm flashing SD 132, but I need to know the exact...
Hi,
I'm using SDK13.0 with nRF52840. Now I'm doing the DFU by the UART through MCU. But we meet a big problem, MCU is hard to read the infomation in the .dat and .json...
Hello, I'm building an Android application for DFU. I have a zip file and am downloading it and getting the content URI after download and using it in starter.setZip(contentUri...
I have been working on a custom board that uses a taiyo yoden EYSHJNZXZ module.
A tact switch is connected between P0.21 and GND.
I want to use this switch simple input...
Hello.
Apple recommends some very specific and precise advertising intervals for achieve a quick discovery, as stated on the Bluetooth Accessory Design Guidelines for Apple...
Hello,
I am using ble_app_uart_c and ble_app_uart example for data transmission between central and peripheral. I am able to transmit data successfully. I would like to know...
I write an application on nRF52 where the Watchdog Timeout event should automatically clear a GPIO and start a PWM signal on another GPIO using PPI.
The issue is that Watchdog...
