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...
I've run an mesh example of light control with three 52832DK board.There are some question.
[1]Now i want to add uart function to the example,then i can send msg without...
Hi,
I'm working on modification of DFU Bootloader to use external flash instead of standard Dual-bank or Single-bank version. Now it works quite well, but I have problems...
For programming the nrf52832's BLE capabilities the only option that can be used is the s132 soft device right?
According to the latest specification, the maximum throughput...
Greetings,
I have an application where the DFU of a NRF52 is performed by another microcontroller via a serial port. Once the DFU is complete, the microcontroller turns...
Hi everyone!
I'm wondering about why SoftDevice stays idle (in terms of radio operation) so "long"
("t ScanReserved" = 760 us) after channel changes during scanning? Despite...
Hi,
I'm trying to do a rough calculation of current consumption for the nRF52840 chip.
The unit should sample 6 times an hour by using I2C to acquire samples from a...
Hello,
I want to program the bare nRF52832 MCU over SWDIO, SWCLK, GND and +3,3V Connections with a Segger J-Link programmer. Unfortunately the programmer could not connect...
Hi,
We are designed our own Beacon PCB based on nRF51822 Beacon Kit...We followed board size,PCB Antenna Trace width and GND Clearance as per Beacon kit...The difference...
As I understand it only the largest physical chip, 7x7mm nrf52840 , supports Bluetooth 5.0 long range. Is this correct?
It seems as if Nordic Semiconductor is abandoning...
Hi,
i have assigned RAM address as:
#define RAM_MEMORY_TEST_ADDRESS (0x20002BD8)
uint8_t * p_ram_test = (uint8_t *)RAM_MEMORY_TEST_ADDRESS;
to this p_ram_test i...
Hi,
In the Thread API under the Command Line Interface section, there are the following functions:
void otCliConsoleInit(otInstance *aInstance, otCliConsoleOutputCallback...
Makefile (/attachment/ca6852bdad7b5e54aaa4ce4388c4c410)Please find my code attached!!!
I have changed the makefile and the SDK config file accordingly! but the error remains...
Why can not read twi data ? at nrf52832 chip....
but Read well in Arduino....
twi interfacing with RTC DS1307....
please give me some hint.....
nrf_drv_config...
i would like to print register values of an external sensor on my screen using UART! I'm reading and writing into those registers using SPI! Printing a normal message using...
