block/PSEL:
  description: Unspecified.
  items:
  - name: OUT
    description: 'Description collection[0]: Output pin select for PWM channel 0.'
    array:
      len: 4
      stride: 4
    byte_offset: 0
    fieldset: PSEL_OUT
block/PWM:
  description: Pulse Width Modulation Unit 0.
  items:
  - name: TASKS_STOP
    description: Stops PWM pulse generation on all channels at the end of current PWM period, and stops sequence playback.
    byte_offset: 4
    access: Write
  - name: TASKS_SEQSTART
    description: 'Description collection[0]: Loads the first PWM value on all enabled channels from sequence 0, and starts playing that sequence at the rate defined in SEQ[0]REFRESH and/or DECODER.MODE. Causes PWM generation to start it was not running.'
    array:
      len: 2
      stride: 4
    byte_offset: 8
    access: Write
  - name: TASKS_NEXTSTEP
    description: Steps by one value in the current sequence on all enabled channels if DECODER.MODE=NextStep. Does not cause PWM generation to start it was not running.
    byte_offset: 16
    access: Write
  - name: EVENTS_STOPPED
    description: Response to STOP task, emitted when PWM pulses are no longer generated.
    byte_offset: 260
  - name: EVENTS_SEQSTARTED
    description: 'Description collection[0]: First PWM period started on sequence 0.'
    array:
      len: 2
      stride: 4
    byte_offset: 264
  - name: EVENTS_SEQEND
    description: 'Description collection[0]: Emitted at end of every sequence 0, when last value from RAM has been applied to wave counter.'
    array:
      len: 2
      stride: 4
    byte_offset: 272
  - name: EVENTS_PWMPERIODEND
    description: Emitted at the end of each PWM period.
    byte_offset: 280
  - name: EVENTS_LOOPSDONE
    description: Concatenated sequences have been played the amount of times defined in LOOP.CNT.
    byte_offset: 284
  - name: SHORTS
    description: Shortcut register.
    byte_offset: 512
    fieldset: SHORTS
  - name: INTEN
    description: Enable or disable interrupt.
    byte_offset: 768
    fieldset: INTEN
  - name: INTENSET
    description: Enable interrupt.
    byte_offset: 772
    fieldset: INTENSET
  - name: INTENCLR
    description: Disable interrupt.
    byte_offset: 776
    fieldset: INTENCLR
  - name: ENABLE
    description: PWM module enable register.
    byte_offset: 1280
    fieldset: ENABLE
  - name: MODE
    description: Selects operating mode of the wave counter.
    byte_offset: 1284
    fieldset: MODE
  - name: COUNTERTOP
    description: Value up to which the pulse generator counter counts.
    byte_offset: 1288
    fieldset: COUNTERTOP
  - name: PRESCALER
    description: Configuration for PWM_CLK.
    byte_offset: 1292
    fieldset: PRESCALER
  - name: DECODER
    description: Configuration of the decoder.
    byte_offset: 1296
    fieldset: DECODER
  - name: LOOP
    description: Amount of playback of a loop.
    byte_offset: 1300
    fieldset: LOOP
  - name: SEQ
    description: Unspecified.
    array:
      len: 2
      stride: 32
    byte_offset: 1312
    block: SEQ
  - name: PSEL
    description: Unspecified.
    byte_offset: 1376
    block: PSEL
block/SEQ:
  description: Unspecified.
  items:
  - name: PTR
    description: 'Description cluster[0]: Beginning address in Data RAM of this sequence.'
    byte_offset: 0
    fieldset: PTR
  - name: CNT
    description: 'Description cluster[0]: Amount of values (duty cycles) in this sequence.'
    byte_offset: 4
    fieldset: CNT
  - name: REFRESH
    description: 'Description cluster[0]: Amount of additional PWM periods between samples loaded into compare register.'
    byte_offset: 8
    fieldset: REFRESH
  - name: ENDDELAY
    description: 'Description cluster[0]: Time added after the sequence.'
    byte_offset: 12
    fieldset: ENDDELAY
fieldset/CNT:
  description: 'Description cluster[0]: Amount of values (duty cycles) in this sequence.'
  fields:
  - name: CNT
    description: Amount of values (duty cycles) in this sequence.
    bit_offset: 0
    bit_size: 15
    enum: CNT_CNT
fieldset/COUNTERTOP:
  description: Value up to which the pulse generator counter counts.
  fields:
  - name: COUNTERTOP
    description: Value up to which the pulse generator counter counts. This register is ignored when DECODER.MODE=WaveForm and only values from RAM will be used.
    bit_offset: 0
    bit_size: 15
fieldset/DECODER:
  description: Configuration of the decoder.
  fields:
  - name: LOAD
    description: How a sequence is read from RAM and spread to the compare register.
    bit_offset: 0
    bit_size: 2
    enum: LOAD
  - name: MODE
    description: Selects source for advancing the active sequence.
    bit_offset: 8
    bit_size: 1
    enum: MODE
fieldset/ENABLE:
  description: PWM module enable register.
  fields:
  - name: ENABLE
    description: Enable or disable PWM module.
    bit_offset: 0
    bit_size: 1
    enum: ENABLE
fieldset/ENDDELAY:
  description: 'Description cluster[0]: Time added after the sequence.'
  fields:
  - name: CNT
    description: Time added after the sequence in PWM periods.
    bit_offset: 0
    bit_size: 24
fieldset/INTEN:
  description: Enable or disable interrupt.
  fields:
  - name: STOPPED
    description: Enable or disable interrupt for STOPPED event.
    bit_offset: 1
    bit_size: 1
    enum: INTEN_STOPPED
  - name: SEQSTARTED0
    description: Enable or disable interrupt for SEQSTARTED[0] event.
    bit_offset: 2
    bit_size: 1
    enum: INTEN_SEQSTARTED0
  - name: SEQSTARTED1
    description: Enable or disable interrupt for SEQSTARTED[1] event.
    bit_offset: 3
    bit_size: 1
    enum: INTEN_SEQSTARTED1
  - name: SEQEND0
    description: Enable or disable interrupt for SEQEND[0] event.
    bit_offset: 4
    bit_size: 1
    enum: INTEN_SEQEND0
  - name: SEQEND1
    description: Enable or disable interrupt for SEQEND[1] event.
    bit_offset: 5
    bit_size: 1
    enum: INTEN_SEQEND1
  - name: PWMPERIODEND
    description: Enable or disable interrupt for PWMPERIODEND event.
    bit_offset: 6
    bit_size: 1
    enum: INTEN_PWMPERIODEND
  - name: LOOPSDONE
    description: Enable or disable interrupt for LOOPSDONE event.
    bit_offset: 7
    bit_size: 1
    enum: INTEN_LOOPSDONE
fieldset/INTENCLR:
  description: Disable interrupt.
  fields:
  - name: STOPPED
    description: Write '1' to Disable interrupt for STOPPED event.
    bit_offset: 1
    bit_size: 1
    enum: INTENCLR_STOPPED
  - name: SEQSTARTED0
    description: Write '1' to Disable interrupt for SEQSTARTED[0] event.
    bit_offset: 2
    bit_size: 1
    enum: INTENCLR_SEQSTARTED0
  - name: SEQSTARTED1
    description: Write '1' to Disable interrupt for SEQSTARTED[1] event.
    bit_offset: 3
    bit_size: 1
    enum: INTENCLR_SEQSTARTED1
  - name: SEQEND0
    description: Write '1' to Disable interrupt for SEQEND[0] event.
    bit_offset: 4
    bit_size: 1
    enum: INTENCLR_SEQEND0
  - name: SEQEND1
    description: Write '1' to Disable interrupt for SEQEND[1] event.
    bit_offset: 5
    bit_size: 1
    enum: INTENCLR_SEQEND1
  - name: PWMPERIODEND
    description: Write '1' to Disable interrupt for PWMPERIODEND event.
    bit_offset: 6
    bit_size: 1
    enum: INTENCLR_PWMPERIODEND
  - name: LOOPSDONE
    description: Write '1' to Disable interrupt for LOOPSDONE event.
    bit_offset: 7
    bit_size: 1
    enum: INTENCLR_LOOPSDONE
fieldset/INTENSET:
  description: Enable interrupt.
  fields:
  - name: STOPPED
    description: Write '1' to Enable interrupt for STOPPED event.
    bit_offset: 1
    bit_size: 1
    enum: INTENSET_STOPPED
  - name: SEQSTARTED0
    description: Write '1' to Enable interrupt for SEQSTARTED[0] event.
    bit_offset: 2
    bit_size: 1
    enum: INTENSET_SEQSTARTED0
  - name: SEQSTARTED1
    description: Write '1' to Enable interrupt for SEQSTARTED[1] event.
    bit_offset: 3
    bit_size: 1
    enum: INTENSET_SEQSTARTED1
  - name: SEQEND0
    description: Write '1' to Enable interrupt for SEQEND[0] event.
    bit_offset: 4
    bit_size: 1
    enum: INTENSET_SEQEND0
  - name: SEQEND1
    description: Write '1' to Enable interrupt for SEQEND[1] event.
    bit_offset: 5
    bit_size: 1
    enum: INTENSET_SEQEND1
  - name: PWMPERIODEND
    description: Write '1' to Enable interrupt for PWMPERIODEND event.
    bit_offset: 6
    bit_size: 1
    enum: INTENSET_PWMPERIODEND
  - name: LOOPSDONE
    description: Write '1' to Enable interrupt for LOOPSDONE event.
    bit_offset: 7
    bit_size: 1
    enum: INTENSET_LOOPSDONE
fieldset/LOOP:
  description: Amount of playback of a loop.
  fields:
  - name: CNT
    description: Amount of playback of pattern cycles.
    bit_offset: 0
    bit_size: 16
    enum: LOOP_CNT
fieldset/MODE:
  description: Selects operating mode of the wave counter.
  fields:
  - name: UPDOWN
    description: Selects up or up and down as wave counter mode.
    bit_offset: 0
    bit_size: 1
    enum: UPDOWN
fieldset/PRESCALER:
  description: Configuration for PWM_CLK.
  fields:
  - name: PRESCALER
    description: Pre-scaler of PWM_CLK.
    bit_offset: 0
    bit_size: 3
    enum: PRESCALER
fieldset/PSEL_OUT:
  description: 'Description collection[0]: Output pin select for PWM channel 0.'
  fields:
  - name: PIN
    description: Pin number.
    bit_offset: 0
    bit_size: 5
  - name: CONNECT
    description: Connection.
    bit_offset: 31
    bit_size: 1
    enum: CONNECT
fieldset/PTR:
  description: 'Description cluster[0]: Beginning address in Data RAM of this sequence.'
  fields:
  - name: PTR
    description: Beginning address in Data RAM of this sequence.
    bit_offset: 0
    bit_size: 32
fieldset/REFRESH:
  description: 'Description cluster[0]: Amount of additional PWM periods between samples loaded into compare register.'
  fields:
  - name: CNT
    description: Amount of additional PWM periods between samples loaded into compare register (load every REFRESH.CNT+1 PWM periods).
    bit_offset: 0
    bit_size: 24
    enum: REFRESH_CNT
fieldset/SHORTS:
  description: Shortcut register.
  fields:
  - name: SEQEND0_STOP
    description: Shortcut between SEQEND[0] event and STOP task.
    bit_offset: 0
    bit_size: 1
    enum: SEQEND0_STOP
  - name: SEQEND1_STOP
    description: Shortcut between SEQEND[1] event and STOP task.
    bit_offset: 1
    bit_size: 1
    enum: SEQEND1_STOP
  - name: LOOPSDONE_SEQSTART0
    description: Shortcut between LOOPSDONE event and SEQSTART[0] task.
    bit_offset: 2
    bit_size: 1
    enum: LOOPSDONE_SEQSTART0
  - name: LOOPSDONE_SEQSTART1
    description: Shortcut between LOOPSDONE event and SEQSTART[1] task.
    bit_offset: 3
    bit_size: 1
    enum: LOOPSDONE_SEQSTART1
  - name: LOOPSDONE_STOP
    description: Shortcut between LOOPSDONE event and STOP task.
    bit_offset: 4
    bit_size: 1
    enum: LOOPSDONE_STOP
enum/CNT_CNT:
  bit_size: 15
  variants:
  - name: Disabled
    description: Sequence is disabled, and shall not be started as it is empty.
    value: 0
enum/CONNECT:
  bit_size: 1
  variants:
  - name: Connected
    description: Connect.
    value: 0
  - name: Disconnected
    description: Disconnect.
    value: 1
enum/ENABLE:
  bit_size: 1
  variants:
  - name: Disabled
    description: Disabled.
    value: 0
  - name: Enabled
    description: Enable.
    value: 1
enum/INTENCLR_LOOPSDONE:
  bit_size: 1
  variants:
  - name: Disabled
    description: 'Read: Disabled.'
    value: 0
  - name: R_Enabled_W_Clear
    description: 'Read: Enabled.'
    value: 1
enum/INTENCLR_PWMPERIODEND:
  bit_size: 1
  variants:
  - name: Disabled
    description: 'Read: Disabled.'
    value: 0
  - name: R_Enabled_W_Clear
    description: 'Read: Enabled.'
    value: 1
enum/INTENCLR_SEQEND0:
  bit_size: 1
  variants:
  - name: Disabled
    description: 'Read: Disabled.'
    value: 0
  - name: R_Enabled_W_Clear
    description: 'Read: Enabled.'
    value: 1
enum/INTENCLR_SEQEND1:
  bit_size: 1
  variants:
  - name: Disabled
    description: 'Read: Disabled.'
    value: 0
  - name: R_Enabled_W_Clear
    description: 'Read: Enabled.'
    value: 1
enum/INTENCLR_SEQSTARTED0:
  bit_size: 1
  variants:
  - name: Disabled
    description: 'Read: Disabled.'
    value: 0
  - name: R_Enabled_W_Clear
    description: 'Read: Enabled.'
    value: 1
enum/INTENCLR_SEQSTARTED1:
  bit_size: 1
  variants:
  - name: Disabled
    description: 'Read: Disabled.'
    value: 0
  - name: R_Enabled_W_Clear
    description: 'Read: Enabled.'
    value: 1
enum/INTENCLR_STOPPED:
  bit_size: 1
  variants:
  - name: Disabled
    description: 'Read: Disabled.'
    value: 0
  - name: R_Enabled_W_Clear
    description: 'Read: Enabled.'
    value: 1
enum/INTENSET_LOOPSDONE:
  bit_size: 1
  variants:
  - name: Disabled
    description: 'Read: Disabled.'
    value: 0
  - name: R_Enabled_W_Set
    description: 'Read: Enabled.'
    value: 1
enum/INTENSET_PWMPERIODEND:
  bit_size: 1
  variants:
  - name: Disabled
    description: 'Read: Disabled.'
    value: 0
  - name: R_Enabled_W_Set
    description: 'Read: Enabled.'
    value: 1
enum/INTENSET_SEQEND0:
  bit_size: 1
  variants:
  - name: Disabled
    description: 'Read: Disabled.'
    value: 0
  - name: R_Enabled_W_Set
    description: 'Read: Enabled.'
    value: 1
enum/INTENSET_SEQEND1:
  bit_size: 1
  variants:
  - name: Disabled
    description: 'Read: Disabled.'
    value: 0
  - name: R_Enabled_W_Set
    description: 'Read: Enabled.'
    value: 1
enum/INTENSET_SEQSTARTED0:
  bit_size: 1
  variants:
  - name: Disabled
    description: 'Read: Disabled.'
    value: 0
  - name: R_Enabled_W_Set
    description: 'Read: Enabled.'
    value: 1
enum/INTENSET_SEQSTARTED1:
  bit_size: 1
  variants:
  - name: Disabled
    description: 'Read: Disabled.'
    value: 0
  - name: R_Enabled_W_Set
    description: 'Read: Enabled.'
    value: 1
enum/INTENSET_STOPPED:
  bit_size: 1
  variants:
  - name: Disabled
    description: 'Read: Disabled.'
    value: 0
  - name: R_Enabled_W_Set
    description: 'Read: Enabled.'
    value: 1
enum/INTEN_LOOPSDONE:
  bit_size: 1
  variants:
  - name: Disabled
    description: Disable.
    value: 0
  - name: Enabled
    description: Enable.
    value: 1
enum/INTEN_PWMPERIODEND:
  bit_size: 1
  variants:
  - name: Disabled
    description: Disable.
    value: 0
  - name: Enabled
    description: Enable.
    value: 1
enum/INTEN_SEQEND0:
  bit_size: 1
  variants:
  - name: Disabled
    description: Disable.
    value: 0
  - name: Enabled
    description: Enable.
    value: 1
enum/INTEN_SEQEND1:
  bit_size: 1
  variants:
  - name: Disabled
    description: Disable.
    value: 0
  - name: Enabled
    description: Enable.
    value: 1
enum/INTEN_SEQSTARTED0:
  bit_size: 1
  variants:
  - name: Disabled
    description: Disable.
    value: 0
  - name: Enabled
    description: Enable.
    value: 1
enum/INTEN_SEQSTARTED1:
  bit_size: 1
  variants:
  - name: Disabled
    description: Disable.
    value: 0
  - name: Enabled
    description: Enable.
    value: 1
enum/INTEN_STOPPED:
  bit_size: 1
  variants:
  - name: Disabled
    description: Disable.
    value: 0
  - name: Enabled
    description: Enable.
    value: 1
enum/LOAD:
  bit_size: 2
  variants:
  - name: Common
    description: 1st half word (16-bit) used in all PWM channels 0..3.
    value: 0
  - name: Grouped
    description: 1st half word (16-bit) used in channel 0..1; 2nd word in channel 2..3.
    value: 1
  - name: Individual
    description: 1st half word (16-bit) in ch.0; 2nd in ch.1; ...; 4th in ch.3.
    value: 2
  - name: WaveForm
    description: 1st half word (16-bit) in ch.0; 2nd in ch.1; ...; 4th in COUNTERTOP.
    value: 3
enum/LOOPSDONE_SEQSTART0:
  bit_size: 1
  variants:
  - name: Disabled
    description: Disable shortcut.
    value: 0
  - name: Enabled
    description: Enable shortcut.
    value: 1
enum/LOOPSDONE_SEQSTART1:
  bit_size: 1
  variants:
  - name: Disabled
    description: Disable shortcut.
    value: 0
  - name: Enabled
    description: Enable shortcut.
    value: 1
enum/LOOPSDONE_STOP:
  bit_size: 1
  variants:
  - name: Disabled
    description: Disable shortcut.
    value: 0
  - name: Enabled
    description: Enable shortcut.
    value: 1
enum/LOOP_CNT:
  bit_size: 16
  variants:
  - name: Disabled
    description: Looping disabled (stop at the end of the sequence).
    value: 0
enum/MODE:
  bit_size: 1
  variants:
  - name: RefreshCount
    description: SEQ[n].REFRESH is used to determine loading internal compare registers.
    value: 0
  - name: NextStep
    description: NEXTSTEP task causes a new value to be loaded to internal compare registers.
    value: 1
enum/PRESCALER:
  bit_size: 3
  variants:
  - name: DIV_1
    description: Divide by 1 (16MHz).
    value: 0
  - name: DIV_2
    description: Divide by 2 ( 8MHz).
    value: 1
  - name: DIV_4
    description: Divide by 4 ( 4MHz).
    value: 2
  - name: DIV_8
    description: Divide by 8 ( 2MHz).
    value: 3
  - name: DIV_16
    description: Divide by 16 ( 1MHz).
    value: 4
  - name: DIV_32
    description: Divide by 32 ( 500kHz).
    value: 5
  - name: DIV_64
    description: Divide by 64 ( 250kHz).
    value: 6
  - name: DIV_128
    description: Divide by 128 ( 125kHz).
    value: 7
enum/REFRESH_CNT:
  bit_size: 24
  variants:
  - name: Continuous
    description: Update every PWM period.
    value: 0
enum/SEQEND0_STOP:
  bit_size: 1
  variants:
  - name: Disabled
    description: Disable shortcut.
    value: 0
  - name: Enabled
    description: Enable shortcut.
    value: 1
enum/SEQEND1_STOP:
  bit_size: 1
  variants:
  - name: Disabled
    description: Disable shortcut.
    value: 0
  - name: Enabled
    description: Enable shortcut.
    value: 1
enum/UPDOWN:
  bit_size: 1
  variants:
  - name: Up
    description: Up counter - edge aligned PWM duty-cycle.
    value: 0
  - name: UpAndDown
    description: Up and down counter - center aligned PWM duty cycle.
    value: 1