Hello,
How many RX buffers are in S110 SoftDevice? I know there are 6 TX buffers (so you can send 6 packets per Connection Interval).
How is it on receiving?
Is it e...
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...
Hello
I am new to work on nrf52,
Please can someone help me regarding how to use hardware and software pwm together. I have a need of using 13 leds , so i need 13 pwm...
Please can anyone help me on how to use(program) PWM hardware with individual loading mode? My goal is to control 12 LEDs individually with different duty cycles and playbacks...
I want measure the current of a device over a resistor. It is connected to 5V which is over VDD(3V) of nRF52 Chip.
5V--->10ohm--->Device
the differential voltage of this...
Hi,
I am using SDK v8.0.0 , Softdevice s110 and Example is ble_app_uart(peripheral).
i want to reduce a range of nRF51822 beacon(PCA20006) up to 2-3meter..
i try this...
Hi all,
Basically I am doing an exercise on the BLE system use case. Let's say I want to setup a BLE system where there are the long range BLE capabilities in Relays and...
What is a minimal length of preamble, such that nRF51 is able to safely receive a packet with? Can it be made (via some magic registers) to be as small as 4 bits? Then it...
Hello!
I'm pretty new to BLE and Nordic, and hope that someone can give me some good advice.
I'm working on a project were I have 2-4 sensors, each connected to a nRF52832...
Morning,
I ve try to flash the hex pca10040 from the examples/ble_peripheral/ble_app_hrs without success, with the flash seems ok, i can t see the device.
So as i ve...
I found this comment in fds.h as function header for fds_record_write()
* Record data can consist of multiple chunks. The data must be aligned to a 4 byte boundary, and...
Hi guys,
i was testing the connection speed from android in conjunction with advertisement time to see what will work better in my production code.
The result were:
...
Hi, Forum.
I want to make uart_bootloader without softdevice. for this, I want to prepare keil project.
I tryed this but I have some problems.
Basically,
My bootlader...
Hey there!
I am trying to switch from Keil to Eclipse.
I have followed several tutorials on this website ( like this one ) and I can easily create new eclipse project...
Hi,
I use the SDK9.0.0 S130'DFU project in the parth of pca10028\dual_bank_ble_s130\arm5_no_packs\ for testing.I found S130'DFU code is different compare to the S110 of SDK6...
Hello,
I am using MDBT40 ( www.raytac.com/.../MDBT40 spec-Version A5.pdf) in my project. Also I am using arduino IDE to create .hex file for MDBT40 using this reference...
I have the nRF52DK board and I am using that to reprogram the Sparkfun breakout. However, initially, I was using the Sparkfun Beefy UART device to flash the nRF52832 to begin...
