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 tried to set a custom key in this way:
... ANT INIT
uint8_t network_number = 2;
uint8_t p_network_key[8] = {0xa1, 0x15, 0xb3, 0x66, 0x60, 0xef, 0x19, 0xa1};
err_code...
Hi there.
I'm woking with sensor in board nRF51822.
Do we have any tool to test oscilloscope i2c?
I want to check the signal is same as what I sent or not.
Thanks...
Since nRF51 is multi-protocol, why don't Nordic provide support for Zigbee? This way, customers can simply buy one single chip and have several standards supported. Are there...
I received a NRF_ERROR_INTERNAL error from a pstorage_store() function. As far as I can tell this error should not result from this function. It occurs fairly randomly. This...
In the examples delivered by Nordic, there is ble_app_hrs in ble_peripheral and ble_app_hrs_c in ble_central. But I cannot find a ble_app_hts_c in ble_central for the ble_perifpheral...
I am using Master Control Panel to check some off the shelf BLE product. I noticed that some of them don't provide characteristic value when I press "discover services". ...
I am using the "nRFgo SDK 2.3.0.10040".
The datasheet of 24LU1P says the size of the bootloader is 2K.
But when I build it in Keil, the build information is "Program...
Hello.
I am using a nrf51822 with sdk 10 and softdevice 130.
It has an accelerometer mma8653 to read the orientation of the chip, I am trying to get the x,y and z co-ordinates...
Hi there!
I have nRF51 DK (PCA10028).
I config GIPO as below:
nrf_drv_gpiote_out_config_t out_config = GPIOTE_CONFIG_OUT_SIMPLE(false);
err_code = nrf_drv_gpiote_out_init...
Hi, I am generating PWM waves using GPIOTE, PPI and Timer. (I cannot use the app_pwm library from SDK 10.0 because there is an intial delay of ~600usec for the PWM to get...
Hi,
I want to generate PWM pulses of width 14uSec(off time) and 42uSec(on time). Is it possible to achieve the above
with app_timer module
without app_timer module...
