; USB Bus Protocol Definition File
; This file defines the transfers to/from a custom USB device
;
[Protocol]
	name = USBBus
	bitwise
[DEBUG]
	;DebugOn		; Uncomment this to turn on Debug Packets
[Packet]
	[Start]
		type = event
		event = 1	; Setup/In or Out found
	[End]
		type = event
		event = 6	; ACK, NAK or Stall found or no handshake found

	[Decode]
	[Fields]

		; Any Packet - No Response
		Fields 	Sync.8.i, PID.8.L, Addr.7l.d, EP.4l.d, CRC5.5.i,	; Token
			[4]		 					; No Handshake

		; Setup - Nakd
		Fields 	Sync.8.i, PID.8=10110100b.L, Addr.7l.d, EP.4l.d, CRC5.5.i,	; Token
			Sync.8.i, HS.8=01011010b.L 					; Handshake

		; IN - Nakd
		Fields 	Sync.8.i, PID.8=10010110b.L, Addr.7L.d, EP.4L.d, CRC5.5.i,	; Token
			Sync.8.i, HS.8=01011010b.L 					; Handshake


		; OUT - Nakd
		Fields 	Sync.8.i, PID.8=10000111b.L, Addr.7L.d, EP.4L.d, CRC5.5.i,	; Token
			Sync.8.i, HS.8=01011010b.L 					; Handshake


		; Setup
		Fields 	Sync.8.i, PID.8=10110100b.L, Addr.7l.d, EP.4l.d, CRC5.5.i, Sync.8.i, PID.8.L, SETUP_DATA.64.H, CRC16.16.i, Sync.8.i, HS.8.L					
		;Fields 	Sync.8.i, PID.8=10110100b.L, Addr.7l.d, EP.4l.d, CRC5.5.i, Sync.8.i, PID.8.L, Rtype.8.i, bRequest.8L=1.$Clear Feature, bValue.16L.h, bIndex.16L.H, bLength.16L.H, CRC16.16.i, Sync.8.i, HS.8.L					
		;Fields 	Sync.8.i, PID.8=10110100b.L, Addr.7l.d, EP.4l.d, CRC5.5.i, Sync.8.i, PID.8.L, Rtype.8.i, bRequest.8L=0.$Get Status, bValue.16L.h, bIndex.16L.H, bLength.16L.H, CRC16.16.i, Sync.8.i, HS.8.L
		;Fields 	Sync.8.i, PID.8=10110100b.L, Addr.7l.d, EP.4l.d, CRC5.5.i, Sync.8.i, PID.8.L, Rtype.8.i, bRequest.8L=8.$Get Configuration, bValue.16L.h, bIndex.16L.H, bLength.16L.H, CRC16.16.i, Sync.8.i, HS.8.L
		;Fields 	Sync.8.i, PID.8=10110100b.L, Addr.7l.d, EP.4l.d, CRC5.5.i, Sync.8.i, PID.8.L, Rtype.8.i, bRequest.8L=6.$Get Descriptor, bValueL.8L.I, Type.8L.L, bIndex.16L.H, bLength.16L.H, CRC16.16.i, Sync.8.i, HS.8.L
		;Fields 	Sync.8.i, PID.8=10110100b.L, Addr.7l.d, EP.4l.d, CRC5.5.i, Sync.8.i, PID.8.L, Rtype.8.i, bRequest.8L=16.$Get Interface, bValue.16L.h, bIndex.16L.H, bLength.16L.H, CRC16.16.i, Sync.8.i, HS.8.L
		;Fields 	Sync.8.i, PID.8=10110100b.L, Addr.7l.d, EP.4l.d, CRC5.5.i, Sync.8.i, PID.8.L, Rtype.8.i, bRequest.8L=5.$Set Address, Address.16L.h, bLength.16L.i, bLength.16L.i, CRC16.16.i, Sync.8.i, HS.8.L
		;Fields 	Sync.8.i, PID.8=10110100b.L, Addr.7l.d, EP.4l.d, CRC5.5.i, Sync.8.i, PID.8.L, Rtype.8.i, bRequest.8L=9.$Set Configuration, Config.16L.h, bLength.16L.i, bLength.16L.i, CRC16.16.i, Sync.8.i, HS.8.L
		;Fields 	Sync.8.i, PID.8=10110100b.L, Addr.7l.d, EP.4l.d, CRC5.5.i, Sync.8.i, PID.8.L, Rtype.8.i, bRequest.8L=7.$Set Descriptor, bValue.16L.h, bIndex.16L.H, bLength.16L.H, CRC16.16.i, Sync.8.i, HS.8.L
		;Fields 	Sync.8.i, PID.8=10110100b.L, Addr.7l.d, EP.4l.d, CRC5.5.i, Sync.8.i, PID.8.L, Rtype.8.i, bRequest.8L=3.$Set Feature, bValue.16L.h, bIndex.16L.H, bLength.16L.H, CRC16.16.i, Sync.8.i, HS.8.L
		;Fields 	Sync.8.i, PID.8=10110100b.L, Addr.7l.d, EP.4l.d, CRC5.5.i, Sync.8.i, PID.8.L, Rtype.8.i, bRequest.8L=10.$Get Interface, bValue.16L.h, bIndex.16L.H, bLength.16L.H,  CRC16.16.i, Sync.8.i, HS.8.L
		;Fields 	Sync.8.i, PID.8=10110100b.L, Addr.7l.d, EP.4l.d, CRC5.5.i, Sync.8.i, PID.8.L, Rtype.8.i, bRequest.8L=11.$Set Interface, AltSetting.16L.h, Interface.16L.H, bLength.16L.H, CRC16.16.i, Sync.8.i, HS.8.L
		;Fields 	Sync.8.i, PID.8=10110100b.L, Addr.7l.d, EP.4l.d, CRC5.5.i, Sync.8.i, PID.8.L, Rtype.8.i, bRequest.8L=12.$Sync Frame, bValue.16L.h, bIndex.16L.H, bLength.16L.H, CRC16.16.i, Sync.8.i, HS.8.L

		; IN
		Fields 	Sync.8.i, PID.8=10010110b.L, Addr.7L.d, EP.4L.d, CRC5.5.i,	; Token
			Sync.8.i, PID.8.L, InData.NL.h, CRC16.16.i, 			; Data
			Sync.8.i, HS.8.L						; Handshake


		; OUT
		Fields 	Sync.8.i, PID.8=10000111b.L, Addr.7L.d, EP.4L.d, CRC5.5.i,	; Token
			Sync.8.i, PID.8.L, OutData.NL.h, CRC16.16.i, 			; Data
			Sync.8.i, HS.8.L						; Handshake


		; Catch all
		Fields Data.NL.h 

		Lookup	Type
			[1]=$Device
			[2]=$Config
			[3]=$String

		Lookup	PID
			[11000011b]=$DATA0
			[11010010b]=$DATA1
			[01001011b]=$ACK
			[01011010b]=$NAK
			[01111000b]=$STALL
			[10110100b]=$SETUP
			[10000111b]=$OUT
			[10010110b]=$IN
			[10100101b]=$SOF
		
		Lookup	HS
			[01001011b]=$ACK
			[01011010b]=$NAK
			[01111000b]=$STALL


[Protocol]
	name = SETUP_DATA
	bitwise
[DEBUG]
	;DebugOn		; Uncomment this to turn on Debug Packets
[Packet]
	[Start]
		type = next
		;value = 00000001b	; SYNC found
	[End]
		type = Length
		Bitlength = 64	; ACK, NAK or Stall found or no handshake found

	[Decode]
	[Fields]

		Fields Rtype.8L.H, bRequest.8L.H, bValue.16L.h, bIndex.16L.H, bLength.16L.H