Hello. Can I get a literature to the nRF51 series?
I need a full abstraction of the nRF51, like a book or other information, it's structure schematic of build-in modules...
hts, HTC phone, nrf tools HTM, nrf51822,
every time when it's power up :
the once connect: error code 0x7A cann't read characteristic and 0x14 state change.
the second...
Our company needs wireless temperature sensors (can be externally powered or battery operated) and transceiver with 4 channel analog outputs. It has to be finished product...
I am toggling Value of slave through a button on nrf51822ek .This Value is displayed on MCP of dongle, but i have to get this value on terminal to send it to pi then through...
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...
I've been using the ble_app_uart example with S130 on a nRF51 DK board. I wanted to add an interrupt with some GPIO pins. So I added GPIOTE interrupt handler but the compiler...
Hi all,
I want to ask you if it is possible to program nRF51822 chips (Cortex-M0) with J-Link OB assembled on nRF52 preview DK (Cortex-M4F).
I have some older boards with...
Hello,
I am working on pin interrupts and was able to handle with 1 pin interrupt. I used GPIOTE port interrupt. This is the code snippet for initialising:
NRF_GPIO...
I am trying to get my system with a hardware RTC generating periodic interrupts every 30 seconds to sleep between interrupts. I'll paste the code below, but here is the problem...
Hi,
I had an issue which the other BLE tools can connect to my BT121 module, but NCF Master Control Panel keeps looping at the connection content page. FYI, it is bonded...
As the picture shows! I have changed some Option of target and some forbidden sign appears.
I guass it means the file is not available,if so, how can I delete it. Why It...
I use bootloader example of SDK8.1.0, when I begin OTA, I got GATT error.
I use nRF Toolbox Version1.16.2
here is application upload:
dfu_test_app_hrm.bin
here...
Hi
We are using the SDK files in our hardware projects and in our simulation environments to verify the functionality of our platform. While doing tests with the new SDK...
Hi All：
I'm working on ios ble midi proj. I have modified ble_nus code for my proj, I was modified the correct service uuid ,characteristic uuid , connection_interval ,latency...
Hello
I have recently downloaded SDK v10 for nRF51822 development using Keil uVision 5.14 IDE.
I am wishing to combine SPI slave function with custom BLE services/characteristics...
We are trying to find a way to send the High Frequency Clock directly out to a gpio pin. The reference manuals don't seem to have anything obvious.
Is there a way to do...
Hi,
I am trying to use PStorage to save simply 40 bytes of data onto a flash drive but for some reason the PStorage handler never gets called when I try to store and clear...
Dear all,
I need to measure a pulse width on a GPIO pin which is in between 100mseconds and 7.2 seconds long without the use of "regular" timers due to low power requirements...
I have migrated a new project from SDK 9 to 10, and now I seem to be having issues.
I'm using the uart_fifo to read data from a GPS, so the data shows up every 1 Second...
