My sensor is off-standard,so I have to use gpio to read and write my sensor.
Gpio IIC will take about 0.5ms to get data.
My app need send data every 7.5ms,it seems that...
Hi,
My android Proximity application fails on service discovery only for the very first time it connects with the devices(nrf51822 evaluation kit with sdk 5.2.0). Actually...
Has anyone converted the app note AN34 DTM Python script to C# or C/C++ ?
The Python DTM script is works OK with the setup specified in the app note AN34 figure 2, which...
Hi,
I have a serious problem, when I use uart of NRF51822 QFAAC0 to receive data from another MCU, I found that it will lost one bit at same position everytime. my SDK is...
Hi,
I just started to interface the lcd display with nrf51822 evaluation board. The display i'm using is, spi compatible, 18" tft (160x130) from tiny lcd. I took spi master...
Hi,
We are using the nRF905 device in an application where it needs to switch between auto-retransmitting and sending single packets, due to it communicating with several...
Hello, in my application (adapted from ble_app_uart peripheral example of SDK 16.0) I am starting advertising using
err_code = ble_advertising_start(&m_advertising, BLE_ADV_MODE_FAST...
Hi.
I'm working with both custom board based on nrf52840 and nrf52840-dk.
I just moved from the app_uart api to the abstract serial api.
I have noticed that when an...
Hello,
I am using nRF52840, SDK_16.0.0, SoftDevice S140 V7.0.1 and Segger for flashing the image. I am using ‘ble_app_beacon’.
1) ‘ble_app_beacon’ will only broadcast...
Hello Devzone:
Would I be correct if I assume enabling APPROTECT should prevent writes into UICR? - for other readers, NO, IT CANNOT PROTECT AGAINST SOFTWARE READS/WRITES...
I am in the process of adding central functionality to ble_app_buttonless_dfu on a PCA10056.
When I call nrf_ble_scan_filter_set, the resulting builds debugging is broken...
Hi, I want to use the ADC peripheral (SKD16) and I am looking for the most energy-efficient way of doing this. I design a prototype that will be based on nRF52840 IC and will...
For a temperature sensing application, I am trying to implement a TWI interface with a TMP116 temperature sensor. I am using Keil uVision 5 to write the program. I have been...
I am attempting to port a BLE application to the nRF52840. The original application used a standard HCI serial interface so I am trying to adapt that to use the Nordic SoftDevice...
Calling the lte_lc_connect() function eventually leads to the code breaking on:
fault_s.S line 104
#elif defined(CONFIG_ARMV7_M_ARMV8_M_MAINLINE) /* force unlock interrupts...
Hi I am using NRF52 board to interface analog sensor and this board further transmit the data ro sink node. I am using saadc example but unable to get callback or my interrupt...
We have a set of custom boards I am working on debugging. I was able to get our software onto the device via nrf jprog tool by uploading a merged hex file (with SD + bootloader...
Hello,
I would like to turn off the logging to UART0 completely on my custom device.
In the past, I have been able to do this using various config options and reduce the...
Hi!
I am currently playing around with the example combining uart and MQTT from this thread , and it seems to work okay. But when i try to send more than 10 characters over...
