Hi,
I'm interfacing a nrf51822 and a H8/3294. My question is how much can I drain a the txd pin of the H8/3294. That means my question isn't really about nrf51822.
In documentation...
Hi,
On the 3.30 of nRF52832_Rev_1_Errata_v1.5.pdf, the sleep current with LFXO active is 0.5μA higher.
I am using a nRF52832 module with the low frequency crystal oscillator...
Hi,
I'm using nRF52832 on SDK V12.2. I add the connection params in the conn_params_init:
static void conn_params_init(void){
uint32_t err_code;
ble_conn_params_init_t...
S130, SDK 12.3, ble_app_hrs_c example.
I want to use whitelist function in this example but I can't finish it.
When I run peer_list_get(), it gets all 0xFF, means that...
Hi all,
I am making a device which involves using nfr52832(PCA10040) to communicate with a NAND flash through spi to store data acquired from the ADC. After all the data...
Hello, I was wondering what the proper process is to set the measured RSSI values at 1 meter is. RSSI at 1 meter is a part of the iBeacon standard, and is also useful for...
I am PHD student in china and doing research about gait retraining. I am designing wearable sensor that monitoring gait and giving vibration feedback to retrain the gait and...
I've implemented my DFU app on Android(4.3). During the test, I found a strange problem, that the performance of writing image data into swap area is very very slow. My Softdevice...
Hi
I thought: let us quickly migrate to the latest SDK.
But that seems to be harder than anticipated.
I run into a number issues when compiling with the new code:
...
Dear Nordic developers,
I'm trying radio reciever example. I want to stay 7 ms in listening mode, if there is no event turn off the radio. For that I'm using timer interrupt...
When connect to iphone4s, whitelist.irk will be generate,and whitelist.irk_count will be add 1
After that connect to Nexus 7 II bouth irk and addr will be generate,and...
Hello all,
I've had problems for several weeks with RF24 Library (enhanced fork). I use different Arduino and NRF24l01+. I know very well different documentation, and I...
use s130-0.5.0
A1 connect B1 with BLE_GAP_ADV_TYPE_ADV_DIRECT_IND, after this, A1 is slave, B1 is master,A1 can't send any type advertisement
use s130-1.0.0
A1...
Good afternoon,
I have developed a custom board based on nRF51822 device and SD-110-v8. For debugging I have been usign the Ulink2 tool with Keil. Now, I want to implement...
This is not working for me. My goal is to use printf() in my code. I follow the steps outlined in this link
..including calling initialise_monitor_handles(); before calling...
I was able to measure current with the test probes I have. However, I really liked the idea of test probes that were like the ones in the drawing below. I have not seen test...
I am using the PWM library in this repository for a nRF51822. I write the following code to generate a ~ 30% dutycycle 500 kHz PWM output:
#define V_CLK 5
static void...
Hello,
I am using Timer_2 with two CC registers configured, 2 PPI channels (one for each CC register in the timer), and one GPTIO_TE to make a PWM to control dimming on...
hi,
my nrf51822dk was downloaded s110 hrs demo,and it was advertising,i used a ble sniffer dongle to get the advertising data.the AdvData is "0B 09 4E 6F 72 64 69 63 5F 48...
