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4.4.4 REQ_UD2 – DATENABFRAGE
BEFEHL:
BESCHREIBUNG:
RICHTUNG:
FRAME-ART:
PRIMÄRE ADRESSIERUNG
NAME
START
LENGTH
LENGTH
START
(C - FIELD)
SEND_UD
(A - FIELD)
SLAVE PRIMARY ADDRESS
(CI – FIELD)
SEND DATA TO SLAVE
DIF: REQUEST ALL DATA
CHECKSUM
STOP
MASTER AN SLAVE: SEND_NKE
SLAVE AN MASTER: ACK
MASTER AN SLAVE: REQ_UD2 – REQUEST DATA
SLAVE AN MASTER: RSP_UD2 – RETURN DATA
Version 1.0 Nov. 2020
U1000MKII WM Benutzerhandbuch
REQ_UD2 – REQUEST DATA
MASTER AN SLAVE
STEUER- / LANGER FRAME
SEKUNDÄRE ADRESSIERUNG
CODE
0x68
0x04
0x04
0x68
0x73
0xXX
USE SECONDARY ADDRESSING
0x51
SEND DATA TO SLAVE
0x7F
M-Bus IIN (BYTE 1)
0xXX
M-Bus IIN (BYTE 2)
0x16
M-Bus IIN (BYTE 3)
M-Bus IIN (BYTE 4)
MANF. ID (BYTE 1)
MANF. ID (BYTE 2)
VERSION NUMBER
DEVICE TYPE ID
DIF: REQUEST ALL DATA
NAME
START
LENGTH
LENGTH
START
(C - FIELD)
SEND_UD
(A - FIELD)
(CI – FIELD)
CHECKSUM
STOP
CODE
0x68
0x0C
0x0C
0x68
0x73
0xFD
0x51
0xXX
0xXX
0xXX
0xXX
0xCD
0x54
0x01
0x04
0x7F
0xXX
0x16
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