Embeetle, an IDE designed from scratch for embedded software developers.address_offset : 0x0 Bytes (0x0)
size : 0x1000 byte (0x0)
mem_usage : registers
protection : not protected
Activate NFC peripheral for incoming and outgoing frames, change state to activated
address_offset : 0x0 Bytes (0x0)
access : write-only
reset_value : 0x0
reset_Mask : 0x0
Unspecified - - Result of last incoming frames
address_offset : 0x0 Bytes (0x0)
access : read-write
reset_value : 0x0
reset_Mask : 0x0
CRCERROR : No valid End of Frame detected
bits : 0 - -1 (0 bit)
Enumeration:
0 : CRCCorrect
Valid CRC detected
1 : CRCError
CRC received does not match local check
End of enumeration elements list.
PARITYSTATUS : Parity status of received frame
bits : 2 - 1 (0 bit)
Enumeration:
0 : ParityOK
Frame received with parity OK
1 : ParityError
Frame received with parity error
End of enumeration elements list.
OVERRUN : Overrun detected
bits : 3 - 2 (0 bit)
Enumeration:
0 : NoOverrun
No overrun detected
1 : Overrun
Overrun error
End of enumeration elements list.
Unspecified - - Configuration of outgoing frames
address_offset : 0x0 Bytes (0x0)
access : read-write
reset_value : 0x0
reset_Mask : 0x0
PARITY : Adding parity or not in the frame
bits : 0 - -1 (0 bit)
Enumeration:
0 : NoParity
Parity is not added in TX frames
1 : Parity
Parity is added TX frames
End of enumeration elements list.
DISCARDMODE : Discarding unused bits in start or at end of a Frame
bits : 1 - 0 (0 bit)
Enumeration:
0 : DiscardEnd
Unused bits is discarded at end of frame
1 : DiscardStart
Unused bits is discarded at start of frame
End of enumeration elements list.
SOF : Adding SoF or not in TX frames
bits : 2 - 1 (0 bit)
Enumeration:
0 : NoSoF
Start of Frame symbol not added
1 : SoF
Start of Frame symbol added
End of enumeration elements list.
CRCMODETX : CRC mode for outgoing frames
bits : 4 - 3 (0 bit)
Enumeration:
0 : NoCRCTX
CRC is not added to the frame
1 : CRC16TX
16 bit CRC added to the frame based on all the data read from RAM that is used in the frame
End of enumeration elements list.
Unspecified - - Configuration of incoming frames
address_offset : 0x0 Bytes (0x0)
access : read-write
reset_value : 0x0
reset_Mask : 0x0
PARITY : Parity expected or not in RX frame
bits : 0 - -1 (0 bit)
Enumeration:
0 : NoParity
Parity is not expected in RX frames
1 : Parity
Parity is expected in RX frames
End of enumeration elements list.
SOF : SoF expected or not in RX frames
bits : 2 - 1 (0 bit)
Enumeration:
0 : NoSoF
Start of Frame symbol is not expected in RX frames
1 : SoF
Start of Frame symbol is expected in RX frames
End of enumeration elements list.
CRCMODERX : CRC mode for incoming frames
bits : 4 - 3 (0 bit)
Enumeration:
0 : NoCRCRX
CRC is not expected in RX frames
1 : CRC16RX
Last 16 bits in RX frame is CRC, CRC is checked and CRCSTATUS updated
End of enumeration elements list.
The NFC peripheral is ready to receive and send frames
address_offset : 0x100 Bytes (0x0)
access : read-write
reset_value : 0x0
reset_Mask : 0x0
Remote NFC field detected
address_offset : 0x104 Bytes (0x0)
access : read-write
reset_value : 0x0
reset_Mask : 0x0
Remote NFC field lost
address_offset : 0x108 Bytes (0x0)
access : read-write
reset_value : 0x0
reset_Mask : 0x0
Marks the start of the first symbol of a transmitted frame
address_offset : 0x10C Bytes (0x0)
access : read-write
reset_value : 0x0
reset_Mask : 0x0
Marks the end of the last transmitted on-air symbol of a frame
address_offset : 0x110 Bytes (0x0)
access : read-write
reset_value : 0x0
reset_Mask : 0x0
Marks the end of the first symbol of a received frame
address_offset : 0x114 Bytes (0x0)
access : read-write
reset_value : 0x0
reset_Mask : 0x0
Received data have been checked (CRC, parity) and transferred to RAM, and EasyDMA has ended accessing the RX buffer
address_offset : 0x118 Bytes (0x0)
access : read-write
reset_value : 0x0
reset_Mask : 0x0
NFC error reported. The ERRORSTATUS register contains details on the source of the error.
address_offset : 0x11C Bytes (0x0)
access : read-write
reset_value : 0x0
reset_Mask : 0x0
NFC RX frame error reported. The FRAMESTATUS.RX register contains details on the source of the error.
address_offset : 0x128 Bytes (0x0)
access : read-write
reset_value : 0x0
reset_Mask : 0x0
RX buffer (as defined by PACKETPTR and MAXLEN) in Data RAM full.
address_offset : 0x12C Bytes (0x0)
access : read-write
reset_value : 0x0
reset_Mask : 0x0
Transmission of data in RAM has ended, and EasyDMA has ended accessing the TX buffer
address_offset : 0x130 Bytes (0x0)
access : read-write
reset_value : 0x0
reset_Mask : 0x0
Auto collision resolution process has started
address_offset : 0x138 Bytes (0x0)
access : read-write
reset_value : 0x0
reset_Mask : 0x0
NFC Auto collision resolution error reported.
address_offset : 0x148 Bytes (0x0)
access : read-write
reset_value : 0x0
reset_Mask : 0x0
NFC Auto collision resolution successfully completed
address_offset : 0x14C Bytes (0x0)
access : read-write
reset_value : 0x0
reset_Mask : 0x0
EasyDMA is ready to receive or send frames.
address_offset : 0x150 Bytes (0x0)
access : read-write
reset_value : 0x0
reset_Mask : 0x0
Initializes the EasyDMA for receive.
address_offset : 0x1C Bytes (0x0)
access : write-only
reset_value : 0x0
reset_Mask : 0x0
Shortcut register
address_offset : 0x200 Bytes (0x0)
access : read-write
reset_value : 0x0
reset_Mask : 0x0
FIELDDETECTED_ACTIVATE : Shortcut between FIELDDETECTED event and ACTIVATE task
bits : 0 - -1 (0 bit)
Enumeration:
0 : Disabled
Disable shortcut
1 : Enabled
Enable shortcut
End of enumeration elements list.
FIELDLOST_SENSE : Shortcut between FIELDLOST event and SENSE task
bits : 1 - 0 (0 bit)
Enumeration:
0 : Disabled
Disable shortcut
1 : Enabled
Enable shortcut
End of enumeration elements list.
Force state machine to IDLE state
address_offset : 0x24 Bytes (0x0)
access : write-only
reset_value : 0x0
reset_Mask : 0x0
Force state machine to SLEEP_A state
address_offset : 0x28 Bytes (0x0)
access : write-only
reset_value : 0x0
reset_Mask : 0x0
Enable or disable interrupt
address_offset : 0x300 Bytes (0x0)
access : read-write
reset_value : 0x0
reset_Mask : 0x0
READY : Enable or disable interrupt for READY event
bits : 0 - -1 (0 bit)
Enumeration:
0 : Disabled
Disable
1 : Enabled
Enable
End of enumeration elements list.
FIELDDETECTED : Enable or disable interrupt for FIELDDETECTED event
bits : 1 - 0 (0 bit)
Enumeration:
0 : Disabled
Disable
1 : Enabled
Enable
End of enumeration elements list.
FIELDLOST : Enable or disable interrupt for FIELDLOST event
bits : 2 - 1 (0 bit)
Enumeration:
0 : Disabled
Disable
1 : Enabled
Enable
End of enumeration elements list.
TXFRAMESTART : Enable or disable interrupt for TXFRAMESTART event
bits : 3 - 2 (0 bit)
Enumeration:
0 : Disabled
Disable
1 : Enabled
Enable
End of enumeration elements list.
TXFRAMEEND : Enable or disable interrupt for TXFRAMEEND event
bits : 4 - 3 (0 bit)
Enumeration:
0 : Disabled
Disable
1 : Enabled
Enable
End of enumeration elements list.
RXFRAMESTART : Enable or disable interrupt for RXFRAMESTART event
bits : 5 - 4 (0 bit)
Enumeration:
0 : Disabled
Disable
1 : Enabled
Enable
End of enumeration elements list.
RXFRAMEEND : Enable or disable interrupt for RXFRAMEEND event
bits : 6 - 5 (0 bit)
Enumeration:
0 : Disabled
Disable
1 : Enabled
Enable
End of enumeration elements list.
ERROR : Enable or disable interrupt for ERROR event
bits : 7 - 6 (0 bit)
Enumeration:
0 : Disabled
Disable
1 : Enabled
Enable
End of enumeration elements list.
RXERROR : Enable or disable interrupt for RXERROR event
bits : 10 - 9 (0 bit)
Enumeration:
0 : Disabled
Disable
1 : Enabled
Enable
End of enumeration elements list.
ENDRX : Enable or disable interrupt for ENDRX event
bits : 11 - 10 (0 bit)
Enumeration:
0 : Disabled
Disable
1 : Enabled
Enable
End of enumeration elements list.
ENDTX : Enable or disable interrupt for ENDTX event
bits : 12 - 11 (0 bit)
Enumeration:
0 : Disabled
Disable
1 : Enabled
Enable
End of enumeration elements list.
AUTOCOLRESSTARTED : Enable or disable interrupt for AUTOCOLRESSTARTED event
bits : 14 - 13 (0 bit)
Enumeration:
0 : Disabled
Disable
1 : Enabled
Enable
End of enumeration elements list.
COLLISION : Enable or disable interrupt for COLLISION event
bits : 18 - 17 (0 bit)
Enumeration:
0 : Disabled
Disable
1 : Enabled
Enable
End of enumeration elements list.
SELECTED : Enable or disable interrupt for SELECTED event
bits : 19 - 18 (0 bit)
Enumeration:
0 : Disabled
Disable
1 : Enabled
Enable
End of enumeration elements list.
STARTED : Enable or disable interrupt for STARTED event
bits : 20 - 19 (0 bit)
Enumeration:
0 : Disabled
Disable
1 : Enabled
Enable
End of enumeration elements list.
Enable interrupt
address_offset : 0x304 Bytes (0x0)
access : read-write
reset_value : 0x0
reset_Mask : 0x0
READY : Write '1' to Enable interrupt for READY event
bits : 0 - -1 (0 bit)
Enumeration: ( write )
1 : Set
Enable
End of enumeration elements list.
FIELDDETECTED : Write '1' to Enable interrupt for FIELDDETECTED event
bits : 1 - 0 (0 bit)
Enumeration: ( write )
1 : Set
Enable
End of enumeration elements list.
FIELDLOST : Write '1' to Enable interrupt for FIELDLOST event
bits : 2 - 1 (0 bit)
Enumeration: ( write )
1 : Set
Enable
End of enumeration elements list.
TXFRAMESTART : Write '1' to Enable interrupt for TXFRAMESTART event
bits : 3 - 2 (0 bit)
Enumeration: ( write )
1 : Set
Enable
End of enumeration elements list.
TXFRAMEEND : Write '1' to Enable interrupt for TXFRAMEEND event
bits : 4 - 3 (0 bit)
Enumeration: ( write )
1 : Set
Enable
End of enumeration elements list.
RXFRAMESTART : Write '1' to Enable interrupt for RXFRAMESTART event
bits : 5 - 4 (0 bit)
Enumeration: ( write )
1 : Set
Enable
End of enumeration elements list.
RXFRAMEEND : Write '1' to Enable interrupt for RXFRAMEEND event
bits : 6 - 5 (0 bit)
Enumeration: ( write )
1 : Set
Enable
End of enumeration elements list.
ERROR : Write '1' to Enable interrupt for ERROR event
bits : 7 - 6 (0 bit)
Enumeration: ( write )
1 : Set
Enable
End of enumeration elements list.
RXERROR : Write '1' to Enable interrupt for RXERROR event
bits : 10 - 9 (0 bit)
Enumeration: ( write )
1 : Set
Enable
End of enumeration elements list.
ENDRX : Write '1' to Enable interrupt for ENDRX event
bits : 11 - 10 (0 bit)
Enumeration: ( write )
1 : Set
Enable
End of enumeration elements list.
ENDTX : Write '1' to Enable interrupt for ENDTX event
bits : 12 - 11 (0 bit)
Enumeration: ( write )
1 : Set
Enable
End of enumeration elements list.
AUTOCOLRESSTARTED : Write '1' to Enable interrupt for AUTOCOLRESSTARTED event
bits : 14 - 13 (0 bit)
Enumeration: ( write )
1 : Set
Enable
End of enumeration elements list.
COLLISION : Write '1' to Enable interrupt for COLLISION event
bits : 18 - 17 (0 bit)
Enumeration: ( write )
1 : Set
Enable
End of enumeration elements list.
SELECTED : Write '1' to Enable interrupt for SELECTED event
bits : 19 - 18 (0 bit)
Enumeration: ( write )
1 : Set
Enable
End of enumeration elements list.
STARTED : Write '1' to Enable interrupt for STARTED event
bits : 20 - 19 (0 bit)
Enumeration: ( write )
1 : Set
Enable
End of enumeration elements list.
Disable interrupt
address_offset : 0x308 Bytes (0x0)
access : read-write
reset_value : 0x0
reset_Mask : 0x0
READY : Write '1' to Disable interrupt for READY event
bits : 0 - -1 (0 bit)
Enumeration: ( write )
1 : Clear
Disable
End of enumeration elements list.
FIELDDETECTED : Write '1' to Disable interrupt for FIELDDETECTED event
bits : 1 - 0 (0 bit)
Enumeration: ( write )
1 : Clear
Disable
End of enumeration elements list.
FIELDLOST : Write '1' to Disable interrupt for FIELDLOST event
bits : 2 - 1 (0 bit)
Enumeration: ( write )
1 : Clear
Disable
End of enumeration elements list.
TXFRAMESTART : Write '1' to Disable interrupt for TXFRAMESTART event
bits : 3 - 2 (0 bit)
Enumeration: ( write )
1 : Clear
Disable
End of enumeration elements list.
TXFRAMEEND : Write '1' to Disable interrupt for TXFRAMEEND event
bits : 4 - 3 (0 bit)
Enumeration: ( write )
1 : Clear
Disable
End of enumeration elements list.
RXFRAMESTART : Write '1' to Disable interrupt for RXFRAMESTART event
bits : 5 - 4 (0 bit)
Enumeration: ( write )
1 : Clear
Disable
End of enumeration elements list.
RXFRAMEEND : Write '1' to Disable interrupt for RXFRAMEEND event
bits : 6 - 5 (0 bit)
Enumeration: ( write )
1 : Clear
Disable
End of enumeration elements list.
ERROR : Write '1' to Disable interrupt for ERROR event
bits : 7 - 6 (0 bit)
Enumeration: ( write )
1 : Clear
Disable
End of enumeration elements list.
RXERROR : Write '1' to Disable interrupt for RXERROR event
bits : 10 - 9 (0 bit)
Enumeration: ( write )
1 : Clear
Disable
End of enumeration elements list.
ENDRX : Write '1' to Disable interrupt for ENDRX event
bits : 11 - 10 (0 bit)
Enumeration: ( write )
1 : Clear
Disable
End of enumeration elements list.
ENDTX : Write '1' to Disable interrupt for ENDTX event
bits : 12 - 11 (0 bit)
Enumeration: ( write )
1 : Clear
Disable
End of enumeration elements list.
AUTOCOLRESSTARTED : Write '1' to Disable interrupt for AUTOCOLRESSTARTED event
bits : 14 - 13 (0 bit)
Enumeration: ( write )
1 : Clear
Disable
End of enumeration elements list.
COLLISION : Write '1' to Disable interrupt for COLLISION event
bits : 18 - 17 (0 bit)
Enumeration: ( write )
1 : Clear
Disable
End of enumeration elements list.
SELECTED : Write '1' to Disable interrupt for SELECTED event
bits : 19 - 18 (0 bit)
Enumeration: ( write )
1 : Clear
Disable
End of enumeration elements list.
STARTED : Write '1' to Disable interrupt for STARTED event
bits : 20 - 19 (0 bit)
Enumeration: ( write )
1 : Clear
Disable
End of enumeration elements list.
Disable NFC peripheral
address_offset : 0x4 Bytes (0x0)
access : write-only
reset_value : 0x0
reset_Mask : 0x0
Unspecified - - Size of outgoing frame
address_offset : 0x4 Bytes (0x0)
access : read-write
reset_value : 0x0
reset_Mask : 0x0
TXDATABITS : Number of bits in the last or first byte read from RAM that shall be included in the frame (excluding parity bit).
bits : 0 - 1 (2 bit)
TXDATABYTES : Number of complete bytes that shall be included in the frame, excluding CRC, parity and framing
bits : 3 - 10 (8 bit)
Unspecified - - Size of last incoming frame
address_offset : 0x4 Bytes (0x0)
access : read-only
reset_value : 0x0
reset_Mask : 0x0
RXDATABITS : Number of bits in the last byte in the frame, if less than 8 (including CRC, but excluding parity and SoF/EoF framing).
bits : 0 - 1 (2 bit)
RXDATABYTES : Number of complete bytes received in the frame (including CRC, but excluding parity and SoF/EoF framing)
bits : 3 - 10 (8 bit)
NFC Error Status register
address_offset : 0x404 Bytes (0x0)
access : read-write
reset_value : 0x0
reset_Mask : 0x0
FRAMEDELAYTIMEOUT : No STARTTX task triggered before expiration of the time set in FRAMEDELAYMAX
bits : 0 - -1 (0 bit)
NFCFIELDTOOSTRONG : Field level is too high at max load resistance
bits : 2 - 1 (0 bit)
NFCFIELDTOOWEAK : Field level is too low at min load resistance
bits : 3 - 2 (0 bit)
Current value driven to the NFC Load Control
address_offset : 0x430 Bytes (0x0)
access : read-only
reset_value : 0x0
reset_Mask : 0x0
CURRENTLOADCTRL : Current value driven to the NFC Load Control
bits : 0 - 4 (5 bit)
Indicates the presence or not of a valid field
address_offset : 0x43C Bytes (0x0)
access : read-only
reset_value : 0x0
reset_Mask : 0x0
FIELDPRESENT : Indicates the presence or not of a valid field. Available only in the activated state.
bits : 0 - -1 (0 bit)
Enumeration:
0 : NoField
No valid field detected
1 : FieldPresent
Valid field detected
End of enumeration elements list.
LOCKDETECT : Indicates if the low level has locked to the field
bits : 1 - 0 (0 bit)
Enumeration:
0 : NotLocked
Not locked to field
1 : Locked
Locked to field
End of enumeration elements list.
Minimum frame delay
address_offset : 0x504 Bytes (0x0)
access : read-write
reset_value : 0x0
reset_Mask : 0x0
FRAMEDELAYMIN : Minimum frame delay in number of 13.56 MHz clocks
bits : 0 - 14 (15 bit)
Maximum frame delay
address_offset : 0x508 Bytes (0x0)
access : read-write
reset_value : 0x0
reset_Mask : 0x0
FRAMEDELAYMAX : Maximum frame delay in number of 13.56 MHz clocks
bits : 0 - 14 (15 bit)
Configuration register for the Frame Delay Timer
address_offset : 0x50C Bytes (0x0)
access : read-write
reset_value : 0x0
reset_Mask : 0x0
FRAMEDELAYMODE : Configuration register for the Frame Delay Timer
bits : 0 - 0 (1 bit)
Enumeration:
0 : FreeRun
Transmission is independent of frame timer and will start when the STARTTX task is triggered. No timeout.
1 : Window
Frame is transmitted between FRAMEDELAYMIN and FRAMEDELAYMAX
2 : ExactVal
Frame is transmitted exactly at FRAMEDELAYMAX
3 : WindowGrid
Frame is transmitted on a bit grid between FRAMEDELAYMIN and FRAMEDELAYMAX
End of enumeration elements list.
Packet pointer for TXD and RXD data storage in Data RAM
address_offset : 0x510 Bytes (0x0)
access : read-write
reset_value : 0x0
reset_Mask : 0x0
PTR : Packet pointer for TXD and RXD data storage in Data RAM. This address is a byte aligned RAM address.
bits : 0 - 30 (31 bit)
Size of allocated for TXD and RXD data storage buffer in Data RAM
address_offset : 0x514 Bytes (0x0)
access : read-write
reset_value : 0x0
reset_Mask : 0x0
MAXLEN : Size of allocated for TXD and RXD data storage buffer in Data RAM
bits : 0 - 7 (8 bit)
Last NFCID1 part (4, 7 or 10 bytes ID)
address_offset : 0x590 Bytes (0x0)
access : read-write
reset_value : 0x0
reset_Mask : 0x0
NFCID1_Z : NFCID1 byte Z (very last byte sent)
bits : 0 - 6 (7 bit)
NFCID1_Y : NFCID1 byte Y
bits : 8 - 14 (7 bit)
NFCID1_X : NFCID1 byte X
bits : 16 - 22 (7 bit)
NFCID1_W : NFCID1 byte W
bits : 24 - 30 (7 bit)
Second last NFCID1 part (7 or 10 bytes ID)
address_offset : 0x594 Bytes (0x0)
access : read-write
reset_value : 0x0
reset_Mask : 0x0
NFCID1_V : NFCID1 byte V
bits : 0 - 6 (7 bit)
NFCID1_U : NFCID1 byte U
bits : 8 - 14 (7 bit)
NFCID1_T : NFCID1 byte T
bits : 16 - 22 (7 bit)
Third last NFCID1 part (10 bytes ID)
address_offset : 0x598 Bytes (0x0)
access : read-write
reset_value : 0x0
reset_Mask : 0x0
NFCID1_S : NFCID1 byte S
bits : 0 - 6 (7 bit)
NFCID1_R : NFCID1 byte R
bits : 8 - 14 (7 bit)
NFCID1_Q : NFCID1 byte Q
bits : 16 - 22 (7 bit)
NFC-A SENS_RES auto-response settings
address_offset : 0x5A0 Bytes (0x0)
access : read-write
reset_value : 0x0
reset_Mask : 0x0
BITFRAMESDD : Bit frame SDD as defined by the b5:b1 of byte 1 in SENS_RES response in the NFC Forum, NFC Digital Protocol Technical Specification
bits : 0 - 3 (4 bit)
Enumeration:
0 : SDD00000
SDD pattern 00000
1 : SDD00001
SDD pattern 00001
2 : SDD00010
SDD pattern 00010
4 : SDD00100
SDD pattern 00100
8 : SDD01000
SDD pattern 01000
16 : SDD10000
SDD pattern 10000
End of enumeration elements list.
RFU5 : Reserved for future use. Shall be 0.
bits : 5 - 4 (0 bit)
NFCIDSIZE : NFCID1 size. This value is used by the Auto collision resolution engine.
bits : 6 - 6 (1 bit)
Enumeration:
0 : NFCID1Single
NFCID1 size: single (4 bytes)
1 : NFCID1Double
NFCID1 size: double (7 bytes)
2 : NFCID1Triple
NFCID1 size: triple (10 bytes)
End of enumeration elements list.
PLATFCONFIG : Tag platform configuration as defined by the b4:b1 of byte 2 in SENS_RES response in the NFC Forum, NFC Digital Protocol Technical Specification
bits : 8 - 10 (3 bit)
RFU74 : Reserved for future use. Shall be 0.
bits : 12 - 14 (3 bit)
NFC-A SEL_RES auto-response settings
address_offset : 0x5A4 Bytes (0x0)
access : read-write
reset_value : 0x0
reset_Mask : 0x0
RFU10 : Reserved for future use. Shall be 0.
bits : 0 - 0 (1 bit)
CASCADE : Cascade bit (controlled by hardware, write has no effect)
bits : 2 - 1 (0 bit)
Enumeration:
0 : Complete
NFCID1 complete
1 : NotComplete
NFCID1 not complete
End of enumeration elements list.
RFU43 : Reserved for future use. Shall be 0.
bits : 3 - 3 (1 bit)
PROTOCOL : Protocol as defined by the b7:b6 of SEL_RES response in the NFC Forum, NFC Digital Protocol Technical Specification
bits : 5 - 5 (1 bit)
RFU7 : Reserved for future use. Shall be 0.
bits : 7 - 6 (0 bit)
Enable NFC sense field mode, change state to sense mode
address_offset : 0x8 Bytes (0x0)
access : write-only
reset_value : 0x0
reset_Mask : 0x0
Start transmission of a outgoing frame, change state to transmit
address_offset : 0xC Bytes (0x0)
access : write-only
reset_value : 0x0
reset_Mask : 0x0
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