Mitsubishi Electric MELSEC iQ-F Series Quick Start Manual page 44

After M4 (Enable Will) turns on, M0 turns on. When FX5ENET_1.uSts_CertFuncReadyStatus_D (Certificate function ready-to-
enable state) turns on, M14 (Execution command) turns on. M1 (CONNECT instruction) subsequently turns on to establish
the connection.
When the connection is successfully established, M9 (Establishment completion) turns on.
M0
M13
M0
M14
Connection number: K1
Timeout value: K30
M1
M2
KeepAlive timer: K60
M3
M4
Will QoS: K0
M5
Will topic/message format: K0
Will topic name data start address: K0
Will message data start address: K300
5 CHECKING OPERATIONS
43
5.1 Checking the Operation of Connect (MQTT Connection Establishment)
FX5ENET_1.uSts_CertFuncReadyStatus_D
TEST
U1\G108899
FX5ENET_1
D0
D1
D2
D3
D4
D5
D6
K0 M13
SET M14
RST M14
M_FX5ENET_MQTT_Connect_00A_1
(M+FX5ENET_MQTT_Connect_00A)
MQTT Connect FB
B: i_bEN
DUT: i_stModule
UW: i_uConnectionNo
UW: i_uTimeout
B: i_bConnect
B: i_bDisconnect
UW: i_uKeepaliveTimer o_uConnectionStatus :UW
B: i_bCleanSession
B: i_bEnableWill
UW: i_uWillQoS
B: i_bWillRetain
UW: i_uTopicMessageFormat
UW: i_uWillTopicNameDataAddr
UW: i_uWillMessageDataAddr
pbi_bUseParameters
pbi_uLocal_Port_No
pbi_uTarget_Port_No
pbi_u2IP_Address
o_bENO :B
o_bOK :B
o_bErr :B
o_uErrId :UW
D7
o_bConnectOK :B
o_bDisconnectOK :B
D8
M6
M7
M8
M9
M10