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On New3DS NFC module uses the [[I2C_Registers|NFC]] hardware via the [[I2C_Services|i2c::NFC]] and [[GPIO_Services|gpio:NFC]] services. On Old3DS NFC module communicates with a NFC peripheral via IR with the IRUSER service.
On New3DS NFC module uses the [[I2C_Registers|NFC]] hardware via the [[I2C_Services|i2c::NFC]] and [[GPIO_Services|gpio:NFC]] services. On Old3DS NFC module communicates with a NFC peripheral via IR with the IRUSER service.
−
Only 1 session can be open for all of these services combined.
+
Only 1 session can be open for all of these services combined. Commands for each service are handled by the main-thread.
=NFC services=
=NFC services=