I'm trying to design a very low power sensor that takes readings using ADC and SPI 200 times a second. I'm a bit worried by the current EasyDMA uses (1.1mA). As far as I can...
Hi, I am working on a project where I want to make one nrf51288 chip as central hub and connect that to a android phone and other salve nrf51288 .
idea similar to this: ...
Hi,
I have a code programming the nRF51422 development board to write to a Sharp Memory 96x96 pixel LCD screen using SPI.
Currently the code writes two numbers and a...
I've modified the ble_app_uart example by adding GPIOTE so that the transmitter sends a character to the receiver when a GPIO pin is toggled. This part is working well.
...
Hi,
I am working on my hardware product having nRF-51422 chipset. I just came to know from forum post that
nRF-52 chips will get arduino IDE support as standalone. I want...
Hi!
I've been using PCA10028 for a long time and I had some bricking issues but I've managed to un-brick it with "nrfjprog --recover" and everything would work again. ...
I want to build nrftoolbox app in android studio. I downloaded the zip file from the github website and also the required dfu library. I unzipped both the files in a folder...
Hello Everyone,
I wants Real Time Clock examples in nRF51 board. Like following link which is implemented on embed microcontroller for nRf51 board.
can any one help...
Hello,
I want to discuss the following code with you:
www.dropbox.com/.../AABddGcZagoqWHnJqfPrpbm9a
In the main file there are init functions for uart and twi and...
Hello,
I am using pca10028 and sdk 12.2. I want to scan the nearby ble devices and want to display the mac address using uart. So which code should I refer or which thread...
I am doing some custom work, and have discovered an odd bug, that I can not seem to figure out.
On the tx radio, I am transmitting a BLE ADV packet with the first 3 bytes...
On nRF52, I see that 100 kHz gives a SCL period of 10 us which is correct but for 250 kHz, I get 8 us instead of expected 4 us. Similarly, for 400 kHz I only see 5 us instead...
I have a case where a module that can perform bit clears in the UICR needs to execute while a Soft Device is present and enabled.
I am aware that any direct flash access...
Hi Nordic and fellow developers,
I have been working on upgrading the nRF51822 QFAA s110 and upgrading the soft device to work as s130 for its (simultaneous Central/Peripheral...
Hello!
I'm trying to read data off of a commercial blood pressure monitor (Qardio arm) using an nrf51822 with the nrf51 SDK v10.0.0 as the central role (s120). I am able...
Hi,
we are using nRF52832 and running into memory issues as we add functionality.
It would be great if the '40 was available as a drop in replacement in WLCSP package...
Hello.
I want RSSI check. so added source code as below.
test_rssi_start = sd_ble_gap_rssi_start(m_conn_handle,BLE_GAP_RSSI_THRESHOLD_INVALID,0x00);
if(test_rssi_start...
Hi all,
Is possible using NFC to send variable message? I want to send a counter event (data I got via BLE) to the NFC module.
Using the example I was not able to do...
Hey,
I'm just wondering how to add a UUID to the blinky example peripheral?
I want something like the heart rate sensor where its advertising BLE_Heart_rate_sensor.
I...
We have recently migrated from a custom board based on the nrf51 to a new board with the nrf52832. Our nrf51 board used to run at 6-8 uA when it was just sitting there advertising...
Hi
During schematic design, i read regarding proper powering of NRF52 (the product is battery powered 2xAAA). somehow i can't find this info now and i would like to verify...
What does mask and 1<< mean in the following code:
#define BSP_LED_0_MASK (1<<BSP_LED_0)
#define BSP_LED_1_MASK (1<<BSP_LED_1)
#define BSP_LED_2_MASK (1<<BSP_LED_2)
...
