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...
Materials publicly available say the chip works from 3.1 volts.
But is this the absolute minimum voltage or will it be possible to use also LiFePO4 battery cells with the...
I'm trying to set PWR_UP bit to 1 for the device to go into standby-I mode using STM32F103RBT6 and HAL libraries.
I send (0x20 | 0x00) command (write_reg | config reg)...
I'm trying to compile the S332 example project ble_ant_app_hrm_pca10040_s332.uvprojx. I'm using the V12 SDK and Keil uVision V5. When I try to compile I get an error saying...
Starting with "Development with GCC and Eclipse", I've gotten "blinky" to run on my BLE400 with an nrf58122 using Eclipse Oxygen. I think I'm using SDK12.3 . I started with...
pca10040 S132 5.1.0
if i run only a single nrf nus service (rx and tx) at 4 k bytes / sec both directions, how much load would this put on the 52832
the test is assuming...
Hi,
I'm connecting two I2C modules : MAX30102 and MPU-9250
I can individually communicate with either of these modules and they work okay. But if I connect both of them...
Hi Nordic,
I noticed that both Write Without Response(write_wo_resp) and Write(write) can be enabled at the same time when add a characteristic. I know it means both types...
HI all:
If the iphone saved is English name i can parse it out, But if the save is a Chinese name I don't know what is to use the utf-8 encoding and unicode, who has successfully...
Hi，
i defined spis rx and tx buffer length at:
#define HUB_SPIS_RECV_BUFF_SIZE 1024
#define HUB_SPIS_SEND_BUFF_SIZE 1024
because the rx data length will be vary...
Hello nordic
I use ble to create custom services, I want to create an embedded system that can create and send and receive data. I am using sdk version 14.2.0 and what...
Hi,
Im currently designing a custom pcb using nrf52 reference design available here . In my design, I have to connect the ground of two analog signals to VSS of nrf52832...
I tried Blinky blank application on PCA10040 by IAR. By pressing "Download and debug", everything is fine, I added RTT debugging information and can see it from RTT viewer...
I Have an issue trying to flash a nrf52832 custom board.
Something extrange happens because when I download an example from keil that blink a led(gpiote_pca1036(nrf52 PCA10036...
We are using s110_nrf51_8.0.0_softdevice.hex soft device and nRF51 SDK v10.0. We have below questions in case of soft device assert scenario.
In what scenario's soft...
Hello,
I am working with the example of PDM example on the nRF52832.
And over this I would like to use the drv_speaker. I put all the files from the Thingy 52 example...
