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Replace flash_get_unique_id() with pico_get_unique_board_id() #49

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Merged
traxanos merged 1 commit into from
Jun 6, 2026
Merged

Replace flash_get_unique_id() with pico_get_unique_board_id() #49

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15 changes: 9 additions & 6 deletions src/rp2040_arduino_platform.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -68,12 +68,15 @@ RP2040ArduinoPlatform::RP2040ArduinoPlatform(TPUart::Interface::Abstract* interf

uint32_t RP2040ArduinoPlatform::uniqueSerialNumber()
{
pico_unique_board_id_t id; // 64Bit unique serial number from the QSPI flash
pico_unique_board_id_t id; // 64Bit unique serial number

noInterrupts();
rp2040.idleOtherCore();

flash_get_unique_id(id.id); // pico_get_unique_board_id(&id);
// Retrieve a stable unique device ID across platforms.
// RP2040: reads JEDEC ID from external flash
// RP2350: falls back to OTP-based chip ID (preferred, flash may not be unique)
pico_get_unique_board_id(&id);

rp2040.resumeOtherCore();
interrupts();
Expand Down Expand Up @@ -249,7 +252,7 @@ void RP2040ArduinoPlatform::setupMultiCast(uint32_t addr, uint16_t port)
print(mcastaddr.toString().c_str());
print(":");
println(port);

_port = port;
uint8_t result = _udp.beginMulticast(mcastaddr, port);
(void)result;
Expand Down Expand Up @@ -315,10 +318,10 @@ bool RP2040ArduinoPlatform::sendBytesUniCast(uint32_t addr, uint16_t port, uint8
{
IPAddress ucastaddr(htonl(addr));

if(!addr)
if (!addr)
ucastaddr = _remoteIP;
if(!port)

if (!port)
port = _remotePort;
// print("sendBytesUniCast to:");
// println(ucastaddr.toString().c_str());
Expand Down
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