DB块定义

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硬件组态与安装
S7-300

发布时间：2024年04月24日

介绍计数器DB数据块

DB Assignment

地址	名称	数据类型	初始值	含义
地址	名称	数据类型	初始值	计数模式	测量模式
0.0	AR1_BUFFER	DWORD	DW#16#0	AR1 buffer	AR1 buffer
4.0	FP	BYTE	B#16#0	Flag byte	Flag byte
6.0	MOD_ADR	WORD	W#16#0	Module address	Module address
8.0	CH_ADR	DWORD	DW#16#0	Channel address	Channel address
12.0	U_D_LGTH	BYTE	B#16#0	User data length	User data length
14.0	LOAD_VAL	DINT	L#0	New load value (write user)	Lower limit (write user)
18.0	CMP_V1	DINT	L#0	New comparison value 1 (write user)	Upper limit (write user)
22.0	CMP_V2	DINT	L#0	New comparison value 2 (write user)	Update time(write user)
27.0	ENSET_UP	BOOL	FALSE	Enable setting in up direction (write user)	－
27.1	ENSET_DN	BOOL	FALSE	Enable setting in down direction (write user)	－
28.0	CTRL_DO0	BOOL	FALSE	Monitor digital output DO0 (write user)
28.1	CTRL_DO1	BOOL	FALSE	Monitor digital output DO1 (write user)
30.0	LATCH_LOAD	DINT	L#0	Current load or latch value (read user)	Current measured value (read user)
34.0	ACT_CNTV	DINT	L#0	Current count value (read user)	Current count value (read user)
38.0	DA_ERR_W	WORD	W#16#0	Data error word (read user)	Data error word (read user)
40.0	OT_ERR_B	BYTE	B#16#0	Operation error byte (read user)	Operation error byte (read user)
41.4	DATA_ERR	BOOL	FALSE	Data error bit (read user)	Data error bit (read user)
41.7	PARA	BOOL	FALSE	Module parameterized (read user)	Module parameterized (read user)
42.0	E_BYTE_0	BYTE	B#16#0	Reserved	Reserved
43.0	STS_RUN	BOOL	FALSE	Status counter working	Status counter working
43.1	STS_DIR	BOOL	FALSE	Status count direction (read user)	Status count direction (read user)
43.2	STS_ZERO	BOOL	FALSE	Status zero pass (read user)	Full scale (read user)
43.3	STS_OFLW	BOOL	FALSE	Status overflow (read user)	Status overflow (read user)
43.4	STS_UFLW	BOOL	FALSE	Status underflow (read user)	Status underflow (read user)
43.5	STS_SYNC	BOOL	FALSE	Status counter synchronized (read user)	–
43.6	STS_GATE	BOOL	FALSE	Status internal gate (read user)	Status internal gate (read user)
43.7	STS_SW_G	BOOL	FALSE	Status software gate (read user)	Status software gate (read user)
44.0	STS_SET	BOOL	FALSE	Status digital input SET (read user)	Status digital input SET (read user)
44.1	STS_LATCH	BOOL	FALSE	New latch value (only in clock synchronous mode)	–
44.2	STS_STA	BOOL	FALSE	Status digital input START (read user)	Status digital input START (read user)
44.3	STS_STP	BOOL	FALSE	Status digital input STOP (read user)	Status digital input STOP (read user)
44.4	STS_CMP1	BOOL	FALSE	Status output comparison value 1 (read user)	Status output comparison value 1 (read user)
44.5	STS_CMP2	BOOL	FALSE	Status output comparison value 2 (read user)	Status output comparison value 2 (read user)
44.6	STS_COMP1	BOOL	FALSE	Stored status of comparator 1	–
44.7	STS_COMP1	BOOL	FALSE	Stored status of comparator 1	–
The following diagnostics data are entered by the FC DIAG_INF
54.0	MDL_DEFECT	BOOL	FALSE	Module error	Module error
54.1	INT_FAULT	BOOL	FALSE	Internal fault	Internal fault
54.2	EXT_FAULT	BOOL	FALSE	External fault	External fault
54.3	PNT_INFO	BOOL	FALSE	Channel fault (decoded from DW 58 onward)	Channel fault (decoded from DW 58 onward)
54.4	EXT_VOLTAGE	BOOL	FALSE	Auxiliary voltage fault	Auxiliary voltage fault
54.5	FLD_CNNCTR	BOOL	FALSE	Front connector	Front connector
54.6	NO_CONFIG	BOOL	FALSE	No parameterization	No parameterization
54.7	CONFIG_ERR	BOOL	FALSE	Parameterization faulty	Parameterization faulty
55.0	MDL_TYPE	BYTE	B#16#0	Module type	Module type
56.0	SUB_MDL_ERR	BOOL	FALSE	Interface module wrong or missing	Interface module wrong or missing
56.1	COMM_FAULT	BOOL	FALSE	Communication error	Communication error
56.2	MDL_STOP	BOOL	FALSE	RUN/STOP LED display	RUN/STOP LED display
56.3	WTCH_DOG_F AULT	BOOL	FALSE	Watchdog (FM)	Watchdog (FM)
56.4	INT_PS_FLT	BOOL	FALSE	Internal power supply fault	Internal power supply fault
56.5	PRIM_BATT_FL T	BOOL	FALSE	Battery monitoring	Battery monitoring
56.6	BCKUP_BATT_ FLT	BOOL	FALSE	Defective backup	Defective backup
57.0	RACK_FLT	BOOL	FALSE	Rack fault	Rack fault
57.1	PROC_FLT	BOOL	FALSE	CPU fault	CPU fault
57.2	EPROM_FLT	BOOL	FALSE	EPROM fault	EPROM fault
57.3	RAM_FLT	BOOL	FALSE	RAM fault	RAM fault
57.4	ADU_FLT	BOOL	FALSE	ADC fault	ADC fault
57.5	FUSE_FLT	BOOL	FALSE	Fuse	Fuse
57.6	HW_INTR_FLT	BOOL	FALSE	Process interrupt lost	Process interrupt lost
58.0	CH_TYPE	BYTE	B#16#0	Channel type	Channel type
59.0	LGTH_DIA	BYTE	B#16#0	Diagnostics data length per channel	Diagnostics data length per channel
60.0	CH_NO	BYTE	B#16#0	Channel number	Channel number
61.0	GRP_ERR1	BOOL	FALSE	Group error channel 1	Group error channel 1
61.1	GRP_ERR2	BOOL	FALSE	Not assigned on the FM 350-1	Not assigned on the FM 350-1
61.2	D_BIT7_2	BOOL	FALSE	DS1 byte 7 bit 2	DS1 byte 7 bit 2
61.3	D_BIT7_3	BOOL	FALSE	DS1 byte 7 bit 3	DS1 byte 7 bit 3
61.4	D_BIT7_4	BOOL	FALSE	DS1 byte 7 bit 4	DS1 byte 7 bit 4
61.5	D_BIT7_5	BOOL	FALSE	DS1 byte 7 bit 5	DS1 byte 7 bit 5
61.6	D_BIT7_6	BOOL	FALSE	DS1 byte 7 bit 6	DS1 byte 7 bit 6
61.7	D_BIT7_7	BOOL	FALSE	DS1 byte 7 bit 7	DS1 byte 7 bit 7
62.0	CH1_SIGA	BOOL	FALSE	Channel 1, error signal A	Channel 1, error signal A
62.1	CH1_SIGB	BOOL	FALSE	Channel 1, error signal B	Channel 1, error signal B
62.2	CH1_SIGZ	BOOL	FALSE	Channel 1, error signal zero	Channel 1, error signal zero
62.3	CH1_BETW	BOOL	FALSE	Channel 1, error between channels	Channel 1, error between channels
62.4	CH1_5V2	BOOL	FALSE	Channel 1, error in 5.2 V encoder supply	Channel 1, error in 5.2 V encoder supply
62.5	D_BIT8_5	BOOL	FALSE	DS1 byte 8 bit 5	DS1 byte 8 bit 5
62.6	D_BIT8_6	BOOL	FALSE	DS1 byte 8 bit 6	DS1 byte 8 bit 6
62.7	D_BIT8_7	BOOL	FALSE	DS1 byte 8 bit 7	DS1 byte 8 bit 7
63.0	D_BYTE9	BYTE	B#16#0	DS1 byte 9	DS1 byte 9
65.0	D_BYTE11	BYTE	B#16#0	DS1 byte 11	DS1 byte 11
66.0	D_BYTE12	BYTE	B#16#0	DS1 byte 12	DS1 byte 12
67.0	D_BYTE13	BYTE	B#16#0	DS1 byte 13	DS1 byte 13
68.0	D_BYTE14	BYTE	B#16#0	DS1 byte 14	DS1 byte 14
69.0	D_BYTE15	BYTE	B#16#0	DS1 byte 15	DS1 byte 15