I was wanting to use a nRF24L01 with a breadboard but its pin-out didn't allow it. A solution then occurred to me based on parts at hand. I wrote it up with instructions and...
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...
hi, i am going to make a simple timer with SDK 6.0.0, nrf51822 and softdevice.
first, i use ble_app_uart example as a base code, because i need to BLE communication with...
Hi,
Im trying to use the NRF51DK evaluation board as a data channel between another MCU
and the PCA_10031 bluetooth dongle. Im not using softdevice.
My implementation...
A week ago, I asked about this warning in the product specification:
"If the antenna is exposed to a strong NFC field, current may flow in the opposite direction on the...
I'm working on a project that requires my device to be able to identify when a phone connects that has been previously bonded and placed in the white list. I need to be able...
Hi,
I have developed two different application on nRF51822 with two different location. One is start from 0x1D000 with max size of 16 KB and another start from 0x21000...
When i am trying to transfer data over air using sd_ble_gatts_hvx() function every time i am getting err_code 12 ( NRF_ERROR_DATA_SIZE ) error.
Here i can send data from...
I'm working with ble_app_uart_s130.
Compilation is fine and it works as expected in hardware.
I'm going to add application timer and scheduler.
To do that I have to set...
I want to use ADC / PWM / I2S / UART / SPI / I2C / at a time.
So, Can I use all GPIO pin assign any function?
If I can't use some function at a time, I want to know the...
Launch an example for UART (BLE PERIPHERAL) on the board PCA10040. When try to set the parameter APP_ADV_TIMEOUT_IN_SECONDS = 0 (no timeout) get returned NRF_ERROR_INVALID_PARAM...
Hello,
I have a question regarding AVDD pin.
I am using nRF51822 CEAA package. And the reference circuitry on the datasheet uses a 1.0nF capacitor between VDD and GND...
Hi everyone
I'm facing a weird problem in my design and FreeRTOS. Apparently, my system was working fine, but along I'm adding more tasks, i've detected the system stops...
I'm using RS485 driver on NRF51822 uart. I started software developing with ble_uart exapmle.
RS485 as always has direction control inputs.
Before data transfer to uart...
In my app I have the following:
s110
20 ms min connection interval
100 ms max connection interval
4000 ms con_sup_timeout
I'd like to set the slave_latency...
Hi,
The documentation states -96dBm rx sensitivity for 1mbit BLE mode and -93dBm for proprietary 1mbit mode.
Is it possible to use BLE mode (3 in MODE register) but...
