I created xml file for heartrate server using bluetooth developer studio and the plugin nRF8001_Arduino (plugin nordic semiconductor for arduino)
the generated xml file...
I read this older post ( devzone.nordicsemi.com/.../) and have a similar issue but with enough differences that I felt it was worth a new question.
I have an STM32 MCU...
I am having an issue with running the initial blinky example that came with the nRF51 PCA10028 SDK in the Eclipse IDE . I will include screenshots of the issue. I believe...
I use nRF51-DK and nRF51-Dongle for a BLE sniffer.
Always the sniffer fails and marked with an error "Encrypted packet decrypted incorrectly (bad MIC)".
It can not be...
Hi,
I'm using long write in one characteristic but if I try to configure this characteritic with write authorization (attr_md.wr_auth = 1) it doesn't work. I need to send...
Hi, I disassembled an Acer Mouse and saw a chip named "NRF A 3152c 1517UH". Can anyone identify the chip or provide me with the data sheet for it.
Regards,
Steve
After i asked this question , i changed to use SDK 8.0.0 hrs "s110_for_dfu",
As the same step to try,
i downloaded softdevice(s110) & bootloader(for 8.0.0)
then opened...
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)
...
Hi all,
I'm transferring data to and from an Atmel AT25040 NVRAM using SPI, and it works perfectly when run within main(). However, if I run the same code from within an...
Hi, I want to enable notification for a specific characteristic, and to do that, I must write 0x01 (in java it's going to be "01,00" ) to the CCCD handle of this characteristic...
