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solves #183

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get the unique id directly from flash instead using the async. SDK call.
This commit is contained in:
SirSydom 2022-02-26 10:27:07 +01:00
parent d27f420217
commit 77a03297e2
1 changed files with 8 additions and 1 deletions
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9
src/rp2040_arduino_platform.cpp
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@ -77,7 +77,14 @@ void RP2040ArduinoPlatform::setupUart()
uint32_t RP2040ArduinoPlatform::uniqueSerialNumber()
{
pico_unique_board_id_t id; // 64Bit unique serial number from the QSPI flash
pico_get_unique_board_id(&id);
noInterrupts();
rp2040.idleOtherCore();
flash_get_unique_id(id.id); //pico_get_unique_board_id(&id);
rp2040.resumeOtherCore();
interrupts();
// use lower 4 byte and convert to unit32_t
uint32_t uid = ((uint32_t)(id.id[4]) << 24) | ((uint32_t)(id.id[5]) << 16) | ((uint32_t)(id.id[6]) << 8) | (uint32_t)(id.id[7]);