--- block/USB: description: Universal serial bus full-speed device interface items: - name: EPR description: endpoint register array: len: 8 stride: 4 byte_offset: 0 fieldset: EPR - name: CNTR description: control register byte_offset: 64 fieldset: CNTR - name: ISTR description: interrupt status register byte_offset: 68 fieldset: ISTR - name: FNR description: frame number register byte_offset: 72 access: Read fieldset: FNR - name: DADDR description: device address byte_offset: 76 fieldset: DADDR - name: BTABLE description: Buffer table address byte_offset: 80 fieldset: BTABLE - name: LPMCSR description: LPM control and status register byte_offset: 84 fieldset: LPMCSR - name: BCDR description: Battery Charging Detector byte_offset: 88 fieldset: BCDR fieldset/BCDR: description: Battery Charging Detector fields: - name: BCDEN description: Battery charging detector mode enable bit_offset: 0 bit_size: 1 - name: DCDEN description: Data contact detection mode enable bit_offset: 1 bit_size: 1 - name: PDEN description: Primary detection mode enable bit_offset: 2 bit_size: 1 - name: SDEN description: Secondary detection mode enable bit_offset: 3 bit_size: 1 - name: DCDET description: Data contact detection status bit_offset: 4 bit_size: 1 - name: PDET description: Primary detection status bit_offset: 5 bit_size: 1 - name: SDET description: Secondary detection status bit_offset: 6 bit_size: 1 enum: SDET - name: PS2DET description: DM pull-up detection status bit_offset: 7 bit_size: 1 - name: DPPU description: DP pull-up control bit_offset: 15 bit_size: 1 fieldset/BTABLE: description: Buffer table address fields: - name: BTABLE description: BTABLE bit_offset: 3 bit_size: 13 fieldset/CNTR: description: control register fields: - name: FRES description: "Force a reset of the USB peripheral, exactly like a RESET signaling on the USB" bit_offset: 0 bit_size: 1 - name: PDWN description: Enter power down mode bit_offset: 1 bit_size: 1 - name: LPMODE description: Enter low-power mode bit_offset: 2 bit_size: 1 - name: FSUSP description: Enter suspend mode. Clocks and static power dissipation in the analog transceiver are left unaffected bit_offset: 3 bit_size: 1 - name: RESUME description: Resume request bit_offset: 4 bit_size: 1 - name: L1RESUME description: LPM L1 request request bit_offset: 5 bit_size: 1 - name: L1REQM description: "L1REQ Interrupt enabled, an interrupt request is generated when the corresponding bit in the USB_ISTR register is set" bit_offset: 7 bit_size: 1 - name: ESOFM description: "ESOF Interrupt enabled, an interrupt request is generated when the corresponding bit in the USB_ISTR register is set" bit_offset: 8 bit_size: 1 - name: SOFM description: "SOF Interrupt enabled, an interrupt request is generated when the corresponding bit in the USB_ISTR register is set" bit_offset: 9 bit_size: 1 - name: RESETM description: "RESET Interrupt enabled, an interrupt request is generated when the corresponding bit in the USB_ISTR register is set" bit_offset: 10 bit_size: 1 - name: SUSPM description: "SUSP Interrupt enabled, an interrupt request is generated when the corresponding bit in the USB_ISTR register is set" bit_offset: 11 bit_size: 1 - name: WKUPM description: "WKUP Interrupt enabled, an interrupt request is generated when the corresponding bit in the USB_ISTR register is set" bit_offset: 12 bit_size: 1 - name: ERRM description: "ERR Interrupt enabled, an interrupt request is generated when the corresponding bit in the USB_ISTR register is set" bit_offset: 13 bit_size: 1 - name: PMAOVRM description: "PMAOVR Interrupt enabled, an interrupt request is generated when the corresponding bit in the USB_ISTR register is set" bit_offset: 14 bit_size: 1 - name: CTRM description: "CTR Interrupt enabled, an interrupt request is generated when the corresponding bit in the USB_ISTR register is set" bit_offset: 15 bit_size: 1 fieldset/DADDR: description: device address fields: - name: ADD description: device address bit_offset: 0 bit_size: 7 - name: EF description: USB device enabled bit_offset: 7 bit_size: 1 fieldset/EPR: description: endpoint register fields: - name: EA description: EA bit_offset: 0 bit_size: 4 - name: STAT_TX description: STAT_TX bit_offset: 4 bit_size: 2 enum: STAT_TX - name: DTOG_TX description: DTOG_TX bit_offset: 6 bit_size: 1 - name: CTR_TX description: CTR_TX bit_offset: 7 bit_size: 1 - name: EP_KIND description: EP_KIND bit_offset: 8 bit_size: 1 - name: EP_TYPE description: EPTYPE bit_offset: 9 bit_size: 2 enum: EP_TYPE - name: SETUP description: SETUP bit_offset: 11 bit_size: 1 - name: STAT_RX description: STAT_RX bit_offset: 12 bit_size: 2 enum: STAT_RX - name: DTOG_RX description: DTOG_RX bit_offset: 14 bit_size: 1 - name: CTR_RX description: CTR_RX bit_offset: 15 bit_size: 1 fieldset/FNR: description: frame number register fields: - name: FN description: FN bit_offset: 0 bit_size: 11 - name: LSOF description: LSOF bit_offset: 11 bit_size: 2 - name: LCK description: the frame timer remains in this state until an USB reset or USB suspend event occurs bit_offset: 13 bit_size: 1 - name: RXDM description: received data minus upstream port data line bit_offset: 14 bit_size: 1 - name: RXDP description: received data plus upstream port data line bit_offset: 15 bit_size: 1 fieldset/ISTR: description: interrupt status register fields: - name: EP_ID description: EP_ID bit_offset: 0 bit_size: 4 - name: DIR description: DIR bit_offset: 4 bit_size: 1 enum: DIR - name: L1REQ description: LPM command to enter the L1 state is successfully received and acknowledged bit_offset: 7 bit_size: 1 - name: ESOF description: an SOF packet is expected but not received bit_offset: 8 bit_size: 1 - name: SOF description: beginning of a new USB frame and it is set when a SOF packet arrives through the USB bus bit_offset: 9 bit_size: 1 - name: RESET description: peripheral detects an active USB RESET signal at its inputs bit_offset: 10 bit_size: 1 - name: SUSP description: "no traffic has been received for 3 ms, indicating a suspend mode request from the USB bus" bit_offset: 11 bit_size: 1 - name: WKUP description: activity is detected that wakes up the USB peripheral bit_offset: 12 bit_size: 1 - name: ERR description: "One of No ANSwer, Cyclic Redundancy Check, Bit Stuffing or Framing format Violation error occurred" bit_offset: 13 bit_size: 1 - name: PMAOVR description: microcontroller has not been able to respond in time to an USB memory request bit_offset: 14 bit_size: 1 - name: CTR description: endpoint has successfully completed a transaction bit_offset: 15 bit_size: 1 fieldset/LPMCSR: description: LPM control and status register fields: - name: LPMEN description: enable the LPM support within the USB device bit_offset: 0 bit_size: 1 - name: LPMACK description: LPMACK bit_offset: 1 bit_size: 1 enum: LPMACK - name: REMWAKE description: REMWAKE bit_offset: 3 bit_size: 1 - name: BESL description: BESL bit_offset: 4 bit_size: 4 enum/DIR: bit_size: 1 variants: - name: To description: data transmitted by the USB peripheral to the host PC value: 0 - name: From description: data received by the USB peripheral from the host PC value: 1 enum/EP_TYPE: bit_size: 2 variants: - name: Bulk description: Bulk endpoint value: 0 - name: Control description: Control endpoint value: 1 - name: Iso description: Iso endpoint value: 2 - name: Interrupt description: Interrupt endpoint value: 3 enum/LPMACK: bit_size: 1 variants: - name: Nyet description: the valid LPM Token will be NYET value: 0 - name: Ack description: the valid LPM Token will be ACK value: 1 enum/SDET: bit_size: 1 variants: - name: CDP description: CDP detected value: 0 - name: DCP description: DCP detected value: 1 enum/STAT_RX: bit_size: 2 variants: - name: Disabled description: all reception requests addressed to this endpoint are ignored value: 0 - name: Stall description: the endpoint is stalled and all reception requests result in a STALL handshake value: 1 - name: Nak description: the endpoint is naked and all reception requests result in a NAK handshake value: 2 - name: Valid description: this endpoint is enabled for reception value: 3 enum/STAT_TX: bit_size: 2 variants: - name: Disabled description: all transmission requests addressed to this endpoint are ignored value: 0 - name: Stall description: the endpoint is stalled and all transmission requests result in a STALL handshake value: 1 - name: Nak description: the endpoint is naked and all transmission requests result in a NAK handshake value: 2 - name: Valid description: this endpoint is enabled for transmission value: 3