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...
Im use the \nRFready Smart Remote 3 nRF52 v1.2.1alpha\nRF5x SDK-SR3\examples\ble_peripheral\smart_remote_3_nrf52\Projects\Firmware_nRF52832 code ,then I have dowmload the...
Hello -
This is a strange problem and I'm guessing I am missing something obvious. I am using the sd_ble_gap_scan_start() API to perform active scanning as follows:
...
Sdk: nRF5_SDK_15.3.0_59ac345
example: nRF5_SDK_15.3.0_59ac345.s.ble_peripheral\ble_app_hids_keyboard
question: After connecting to ios, ios virtual keyboard is automatically...
In some other non-hid app, I can set APP_ADV_TIMEOUT_IN_SECONDS to zero and it worked fine. The advertising is continuous.
But in the ble_app_hids_mouse, I set both APP_ADV_FAST_DURATION...
I would like to use AT commands to get the IMEI on a custom board that has an nRF9160.
In preparation for this I am attempting to get AT communication working on a NRF9160dk...
On the nRF52811 with the s140 softdevice, what is the set of things to do to enter very low power sleep state? The product specification says ION_RAMON_RTC is 1.5 μA. What...
Hi
there I'm having a problem in compiling an application using nrf_esb and app_timer.
./nRF5_SDK/components/properitary_rf/esb/nrf_esb.c:900: multiple definition of...
hi all, i'm trying to disable uart for lower power consumption, i've disables it with: but when i measure the voltage on the rx pin i see 1.8V (this seems to consume current...
Hi,
I'm starting with nrf52 dk using Keil ide for ANT+ applications...
I tried to run an example inside the sdk folder and I have problems with app_error functions....
I have been running a mqttsn client publisher/subscriber project (based on the example) successfully for some months. I have added a mosquitto broker to the raspberry pi border...
We are designing BLE products based on the Nordic nRF52840 chipset and star network topology which are used indoors, according to the network structure, we use one Master...
Hi everyone!
I've been using the Power Profiler Kit quite successfully for the past few months. Instead of using the UI, I designed a python app to communicate with it ...
The nRF52840 OPS 0.5.1, describes nWRITE,BLOCK as the amount of writes allowed in a block between erases, and lists nWRITE,BLOCK = 403 Maximum.
It looks like 8 blocks are...
Hi folks,
I have a system basically working with the following setup:
#define MIN_CONN_INTERVAL MSEC_TO_UNITS(7.5, UNIT_1_25_MS) #define MAX_CONN_INTERVAL MSEC_TO_UNITS...
