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...
What happened to NRF_FICR_Type.INFO and FICR_INFO_Type in nrf51.h?
This was in ./components/drivers_nrf/hal/nrf51.h in nRF51_SDK_7.1.0_372d17a
but is missing from ....
Using the nRF51422 with the TWI hardware version. Just playing around to verify signals with the following code which just configures the TWI1 and then repeats continuously...
Hi,
i tried to update the firmware of nRF51-DK but it crashed and now Keil uVision says "Cannot find the JLink version number"
Its also not showing in the nRFgo stu...
I'm developing application using your devices (PCA10001/PCA10000) and S130 SoftDevice. I tried to implement DFU/OTA feature in my app. For this purpose I used DFU sources...
Hi All,
Does anybody has a working setup using SD 7.1.0 with SDK 7.2.0, iOS 8, DFU with a secure connection?
When I use no encryption it works, but when I enable encryption...
So I'm currently trying my hand at some very simple things that one can do with the NRF51-DK.
One of those things involves sending notifications to a client on certain...
Hello,
I'm testing n51822 with low voltage mode, and want to check the BOR condition.
Is there any threshold for brown-out reset, or voltage tolerance? e.g. 1.68V...
Hi.
I have received down the source of the example of experimental_ble_app_uart in my keil.
I use register.(NRF_CLOCK->EVENTS_HFCLKSTARTED = 0;)
but, Hardfault occurs...
Hi there,
I am currently using the nRF51 DK trying to teach myself how to create a working ble application. I am currently going through the application note nAN-36_v1...
Hello!
We are using an BLE NRF51822 chip as a GATT-Server, unfortunately without any possibility to modify its software at the moment. The BLE-setup should be very similar...
I want to run the Direct Test Mode for nRF51422 on my board, I'm trying to use the nRFgo Studio.
When I'm trying to connect to the specific COM port, I get the following...
Custom Board which has NordicSemi nRF51822-QFAA MCU,
a temperature sensor (Si7020-A10), and a white LED. The circuit follows the internal LDO setup.
(Ref. nRF51822_PS...
Hello,
i use Bootloader from SDK 7.2.0. I have some questions about init packet handling:
The bootloader compare the device type, device revision and softdevices...
During ble ADV,my device will consume 60uA,when ADV stoped it will drop to 13uA. But when I get ble connected current will up to 130uA.
I test nrf51_sdk_v6_1_0_b2ec2e6...
Hi,
in the new version of S110 (8.0.0) I can see the implementation of scan services:
SD_BLE_GAP_SCAN_STOP, /**< Stop Scanning. */
SD_BLE_GAP_CONNECT, /**< Connect....