Interface and connectivity ICs

Ask questions and find answers on connectivity ICs, focusing on protocols and I2C challenges on STM32 Nucleo boards and BlueNRG products.

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Forum Posts

Migration from BlueNRG-2 to BlueNRG-LP

Hello All,I am working on a custom board which has BlueNRG-2 IC as a connectivity chip with Mobile App. I am now planning to migrate to BlueNRG-LP IC because of memory limitation in BlueNRG-2. Is there any migration document for the same?Following ar...

_KSoni.3 by Associate
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Connection with ST25PC-NFC and M24SR.

Hi, I check connection with ST25PC-NFC and M24SR.I used the NDEF Editor of ST25PC-NFC.The error occurred error after selected "Read from your tag".This error is "Read tag operation failed!". Please take care my trouble.

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Haru by Associate II
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ST BLUENRG-LP Bluetooth as a slave machine, how to forbid the other host to initiate the pairing request, I want to only allow the slave machine to initiate the pairing request

ret = aci_gap_set_io_capability(IO_CAP_NO_INPUT_NO_OUTPUT);ret = aci_gap_set_authentication_requirement(BONDING, MITM_PROTECTION_NOT_REQUIRED, SC_IS_SUPPORTED, KEYPRESS_IS_NOT_SUPPORTED, MIN_KEY_SIZE,  MAX_KEY_...

Fx.1 by Associate II
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Resolved! hi, I refer to demo"BLE_Security" in BlueNRG-LP , meet this error , API "aci_gap_set_authentication_requirement " return 0x11 err; #define BLE_ERROR_UNSUPPORTED_FEATURE ((tBleStatus)(0x11)) why?

code:void test_security_init(void) {   Clear_Security_Database(); int ret; /* ACI_GAP_SET_IO_CAPABILITY */ ret = aci_gap_set_io_capability(IO_CAPABILITY); if (ret != BLE_STATUS_SUCCESS) { TUYA_APP_LOG_INFO("aci_gap_set_io_capability(%d...

Fx.1 by Associate II
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DTM does not build for BlueNRG-345

We are doing FCC and BQB approval next week and I am trying to build the DTM project for the BlueNRG-345 and have the requisite defines for C/C++ and linker but it runs out of RAM on the build.Please explain and point me to the correct changes needed

RAdam.1 by Associate III
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