Or is there any LCD you could suggest that doesn't need that much code? Simple numeric 2rows would be enough. Want to use it with the nRF51-DK to display some measured valued...
I would like to develop my own central device to communicate with the RedBear Arduino shield. The RB device uses a from of UART communications to send data to/from Android...
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
In a schematic I saw the "SWO" connection appear on the Programming/Debug connector beside SWDIO and SWDCLK.
What's it for?
Of course it means "Single Wire...
I want to increase ble_app_uart_pca10040 app sample rate.
I have my own board with microcontroller and use nrf52832 as uart to ble.
I made pack length to 20bytes, I have...
When I start program, my program fall down to
__WEAK void app_error_fault_handler(uint32_t id, uint32_t pc, uint32_t info)
{
NRF_LOG_ERROR("Fatal\r\n");
NRF_LOG_FINAL_FLUSH...
Hi
While using 2 nRF51422 dev boards and using the DTM software together with the DTM python example script the python program reports 0% PER even if I cut the antenna...
Hello,
I am using SoftDevice V4.0.3 and nRF52832.
In this code snipet I got the error code 2 when trying to enable SoftDevice :
int main (void)
{
ret_code_t err_code;...
Hi y'all
after having successfully created my own service, similar to the Uart service, I'm now trying to implement security.
As far as I understood, best practice is...
Hi.
I loaded the ble app uart demo and added some bits of code to read some i2c sensors.
I also added a buzzer which buzzes on powerup (simple for loop).
I would leave...
I'd like to (re)set my characteristic's value to Zero. (after my services and characteristics are set)
I tried to search methods that can set value of characteristic when...
Hello,
is it possible to use the RSSI value of the NRF51822 for collision avoidance?
How long does an RSSI measurement take?
I'm trying to implement a discovery protocol...
Hi all! I used PWM module of nRF52832 to create the PWM but i don't know how to update new value to duty_cycle. This is my code. I used Button (Pin 13) to set a new DUTY_CYCLE...
I am trying to set custom value to advertising address. The code snippet is below. I am getting error code 0x10.
static ble_gap_addr_t * p_addr;
uint8_t itr_i;
p_addr...
Hello,
I have a question about stack usage. I use nRF51822 SoC, 12.2 SDK & IAR 7.60.1. I am interested in stack usage. Have you done any estimations? Or may be you have...
We have a BLE application where we need hopping through nodes. I have shown below how it looks like. We don't want mesh network because we don't require node to node communication...
