bacnet.asn1

BACnetPDU ::= CHOICE {
	confirmed-request-pdu
	unconfirmed-request-pdu
	simple-ack-pdu
	complex-ack-pdu
	segment-ack-pdu
	error-pdu
	reject-pdu
	abort-pdu
}
BACnet-Confirmed-Request-PDU ::= SEQUENCE {
	pdu-type [0] Unsigned (0..15), -- 0 for this PDU type
	segmented-message [1] BOOLEAN,
	more-follows [2] BOOLEAN,
	segmented-response-accepted [3] BOOLEAN,
	reserved [4] Unsigned (0..3), -- shall be set to zero
	max-segments-accepted [5] Unsigned (0..7), -- as per Clause 20.1.2.4
	max-apdu-length-accepted [6] Unsigned (0..15), -- as per Clause 20.1.2.5
	invoke-id [7] Unsigned (0..255),
	sequence-number [8] Unsigned (0..255) OPTIONAL, -- only if segmented message
	proposed-window-size [9] Unsigned (1..127) OPTIONAL, -- only if segmented message
	service-choice [10] BACnetConfirmedServiceChoice,
	service-request [11] BACnet-Confirmed-Service-Request OPTIONAL
	-- Context-specific tags 0..11 are NOT used in header encoding
}
BACnet-Unconfirmed-Request-PDU ::= SEQUENCE {
	pdu-type [0] Unsigned (0..15), -- 1 for this PDU type
	reserved [1] Unsigned (0..15), -- shall be set to zero
	service-choice [2] BACnetUnconfirmedServiceChoice,
	service-request [3] BACnet-Unconfirmed-Service-Request
	-- Context-specific tags 0..3 are NOT used in header encoding
}
BACnet-SimpleACK-PDU ::= SEQUENCE {
	pdu-type [0] Unsigned (0..15), -- 2 for this PDU type
	reserved [1] Unsigned (0..15), -- shall be set to zero
	invoke-id [2] Unsigned (0..255),
	service-ack-choice [3] BACnetConfirmedServiceChoice
	-- Context-specific tags 0..3 are NOT used in header encoding
}
BACnet-ComplexACK-PDU ::= SEQUENCE {
	pdu-type [0] Unsigned (0..15), -- 3 for this PDU type
	segmented-message [1] BOOLEAN,
	more-follows [2] BOOLEAN,
	reserved [3] Unsigned (0..3), -- shall be set to zero
	invoke-id [4] Unsigned (0..255),
	sequence-number [5] Unsigned (0..255) OPTIONAL, -- only if segmented message
	proposed-window-size [6] Unsigned (1..127) OPTIONAL, -- only if segmented message
	service-ack-choice [7] BACnetConfirmedServiceChoice,
	service-ack [8] BACnet-Confirmed-Service-ACK
	-- Context-specific tags 0..8 are NOT used in header encoding
}
BACnet-SegmentACK-PDU ::= SEQUENCE {
	pdu-type [0] Unsigned (0..15), -- 4 for this PDU type
	reserved [1] Unsigned (0..3), -- shall be set to zero
	negative-ack [2] BOOLEAN,
	server [3] BOOLEAN,
	original-invoke-id [4] Unsigned (0..255),
	sequence-number [5] Unsigned (0..255),
	actual-window-size [6] Unsigned (1..127)
	-- Context-specific tags 0..6 are NOT used in header encoding
}
BACnet-Error-PDU ::= SEQUENCE {
	pdu-type [0] Unsigned (0..15), -- 5 for this PDU type
	reserved [1] Unsigned (0..15), -- shall be set to zero
	original-invoke-id [2] Unsigned (0..255),
	error-choice [3] BACnetConfirmedServiceChoice,
	error [4] BACnet-Error
	-- Context-specific tags 0..4 are NOT used in header encoding
}
BACnet-Reject-PDU ::= SEQUENCE {
	pdu-type [0] Unsigned (0..15), -- 6 for this PDU type
	reserved [1] Unsigned (0..15), -- shall be set to zero
	original-invoke-id [2] Unsigned (0..255),
	reject-reason [3] BACnetRejectReason
	-- Context-specific tags 0..3 are NOT used in the header encoding
}
BACnet-Abort-PDU ::= SEQUENCE {
	pdu-type [0] Unsigned (0..15), -- 7 for this PDU type
	reserved [1] Unsigned (0..7), -- shall be set to zero
	server [2] BOOLEAN,
	original-invoke-id [3] Unsigned (0..255),
	abort-reason [4] BACnetAbortReason
	-- Context-specific tags 0..4 are NOT used in header encoding
}

BACnetConfirmedServiceChoice ::= ENUMERATED {
	-- Alarm and Event Services
	acknowledge-alarm (0),
	confirmed-cov-notification (1),
	confirmed-cov-notification-multiple (31),
	confirmed-event-notification (2),
	get-alarm-summary (3),
	get-enrollment-summary (4),
	get-event-information (29),
	life-safety-operation (27),
	subscribe-cov (5),
	subscribe-cov-property (28),
	subscribe-cov-property-multiple (30),
	-- File Access Services
	atomic-read-file (6),
	atomic-write-file (7),
	-- Object Access Services
	add-list-element (8), 
	remove-list-element (9), 
	create-object (10), 
	delete-object (11), 
	read-property (12), 
	read-property-multiple (14), 
	read-range (26), 
	write-property (15), 
	write-property-multiple (16),
	-- Remote Device Management Services
	device-communication-control (17),
	confirmed-private-transfer (18),
	confirmed-text-message (19),
	reinitialize-device (20),
	-- Virtual Terminal Services
	vt-open (21),
	vt-close (22)
	vt-data (23)
}