Hi All,
Please Reviwe for a attached circuit file(Chip ANT of nRF51822.pdf).
I also attach a datasheet of chip antenna applied for that circuit(SDBTPTR3015 Data Sheet...
to me it made sense that EN_AA settings are controlling the receiving pipes if an ACK has to be sent back upon receiving a valid packet.
then i thought that the settings...
I am using BLE_Gateway example defined in nRF51-ble-bcast-mesh to create an rbc_mesh over 2 nRF51422 devices . For now, I am just testing it out on 2 nRF51422; I will set...
Hello,
I see when you import an example from the pack installer ( for example pwm, ble, timer examples ) it arrives with the misc controls --c99 on by default , so I cannot...
Hi,
We're looking for a low-latency 2.4GHz solution (not BLE) and the nRF51822 is oft-quoted as providing low latency, but what are the typical ms figures we could achieve...
Hello all,
in my previous question (Switch between applications (multiple services.h)) I got the advice to merge my two services into one service, including a HID over...
Hi all again guys! I am experiencing a problem with my application: i have a beacon that is sending ADC converted values to a nrf51 DK (via notification), which is connected...
Hello,
I want to use SPI between one nRF51-DK (using SD130 v 2 and SDK11) and another board. I am supplying the nRF with 2.3 V and initializing the BLE and the SPI. I can...
I have a BLE application in mind in which it would be useful for the BLE server to obtain the battery level of the BLE client (in this case, a phone, laptop, or tablet). I...
Hi,
Is Nordic looking to support mbed OS on the nrf51/nrf52 series chips?
Currently it looks like the best supported platform is the mbed Classic SDK, but it looks like...
Hi,
I am trying to make a program for the NRF51 development kit on mbed. I have been able to take ADC samples at 1000Hz which is what I want, but I can't seem to print...
In SDK 11 description od DTM "vendor specific" settings, there is a lot of inconsistency in parameters names/numbers - could anyone help me understand this part?
As for...
Hi,
Everyone,
I have firmware working with our custom pcbs.
It works fine with new 3.3v battery.
But somehow it does not advertise anything with used battery having...
I have a digital microphone chip, it has the CLK, DATA, LR_SEL three pins, now I will pick up the three pin nrf5283 three pin is as follows: CLK connectionI2S_CONFIG_SCK_PIN...
I guess we need some help with definitions. Basically, we'd like to read data from an I2C line. Should be as simple as "set to input" and "read the pin". However...
In...
Using nRF5 SDK v11.0.0, I am working on bringing up new hardware based on the nRF52. I started with code that works on the PCA10040 development board in which we connected...
I need to calculate radio on time in IoT SDK but IoT softdevice don't provide ble_radio_notification (in sdk components) and nvic functions (don't have nrf_nvic.h in softdavice...
My scenario is I have an android device and 100+ advertising nrf52 devices. Is it possible android to receive/scan advertising packets (small) from 100+ devices which mean...
