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 developing a central providing NUS client services to multiple concurrent peripherals. I had code working reliably under SDK 9.0.0 based on the NUS client example in github...
Hi, we looked at your BOM for matching components in your file:
www.nordicsemi.com/.../15787782
for QFAC variant of the IC. You use LQP15MN27NG02D as 27nH inductor which...
Hello guys,
I am using this repo to update my device's firmware but after the update is complete, the iPhone cannot find the correct devices services anymore.
To detail...
We're using the NRF51822 and the S130 with V9.0 SDK, and we're using most of the features of the SDK for our Firmware; but I'm running into a problem flashing the device on...
I'm rolling my own very simple PWM implementation (I'm not using the PWM example code). My code is below:
#define GPIOTE_CHANNEL_NUMBER 0
#define PCLK16M 16000000
#define...
HI:
I use gzell protocol to realize 2.4G communication with SDK 5. I wonder that is the gazell protocol update in SDK9 or SDK10 ? and is there any improvement in latest version...
Hello:
I want use nrf51822's time/ppi/gpiote to capture the pwm rising/falling range duty.I want to know the most numbers of pwm channels duty parameters it can capture?...
Hi everybody,
as Nordic is currently working on this "Internet of things" thing and there are plans for an IPv6 over Bluetooth stack, I was wondering if it wouldn't be...
Is there a calling context restriction for sd_ble_gap_connect()? Either in the function call or where the peer address pointer is in memory?
I based my Central project...
Hi everyone,
I tried to test nRF51-ble-app-uart-static-passkey to learn the static passkey method.
I used PCA10001 EK board, with S110_7.1.0 and SDK_6.1.0.
Well, if I connect...
The maximum data length of a characteristic is 9, and I use the follow function to send the notification to a client
uint32_t dxs_send(dr_ble_dxs_t * p_dxs, uint8_t * p_data...
Hello,
I am debugging through UART with nrf52 and s132 softdevice using Keil V5 for the proximity app. When I flash the example app from the 9.2 SDK and look at the debug...
Is there a migration guide for the SDK 10 somewhere? I think the use of the APP_TIMER_DEF() macro is one thing that should be in it. Took me a while to understand why the...
