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'm trying to change channel id with no luck while I'm in EVENT_TX state. It seems that if I call sd_ant_channel_id_set while in EVENT_TX broadcast data gets reset to zeros...
I'm working in the ble_app_lbs example, with a PCA10001 eval board, softdevice 110, and Nordic's Master Control Panel.
In the example code, I've changed button 1's functionality...
Hello
for a 4 layer design with the nRF51822, how is it best to choose the layers? In the datasheet of the balun (bal_nrf02D3) there is a hint, I guess it is more or less...
Hi, could you please tell me if my assumptions below correct?
Measuring a (ratiometric to VCC) analog signal and selecting VDD_1_2_PS as the reference selecting AIN_NO_PS...
How many whitelists do nrf51822 support?
I found is can be settting in ble_gap.h
#define BLE_GAP_WHITELIST_ADDR_MAX_COUNT (8)
#define BLE_GAP_WHITELIST_IRK_MAX_COUNT...
I'm working on a project that involves an nRF8001-based device as a Bluetooth Smart slave, in combination with master-side software running on an iPhone.
When the devices...
Hello
I have written some code to write the nrf51822 via SWD. It all works, but I would like to make it faster.
I am currently writing one word at a time. If I read...
Hello dear friends,
I'm trying to bring up a Raytac module for the first time. I was able to program S110 7.1 and I'm using the Beacon example found in the SDK 6.1
But...
Is there a similar way tot get the radio's MAC address when using Gazell only (no BLE)?
In SoftDevice there is a "sd_ble_gap_address_get()" function call.
Hello All,
I'm trying to program a NRF51822 module for the first time. I'm using the Jlink for ARM from IAR which is segger rebranded. It supports JTAG and SWD.
We got...
Hi,
I am trying to obtain a 10khz PWM (50%) on an output using Timer2 (see code below). It is working fine up to around 500Hz (2msec), above that (1kHz) I am getting only...
I would like to develop an application with nRF8001 DevKit. The master emulator of this kit is an USB Dongle and it is originally meant for PC connection. My final goal for...
Hi all,
Problem: Second harmonic with nrf905.
I used nRF905 and exact recommended design&layout in the datasheet. Now, it is said that there are 2. order harmonics ...
