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Changes for page 02 Devices

Last modified by Mora Zhou on 2023/11/22 14:13
From version 20.1
edited by Jim
on 2023/08/08 09:45
Change comment: Added annotation on "word"
To version 13.1
edited by Stone Wu
on 2022/09/23 16:50
Change comment: There is no comment for this version

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Title
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1 -02 Devices
1 +02 Registers
Author
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1 -XWiki.Jim
1 +XWiki.Stone
Content
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62 62  
63 63  When the timer coil (OUT T instruction) is executed, the timer coil is turned on/off, the current value is updated, and the contact is turned on/off.
64 64  
65 +
65 65  |=Registers|=Timer
66 66  |=T0 to T191|100ms timer
67 67  |=T192 to T199|100ms subroutine timer (used in the subroutine, even if the subroutine is not called, it will still be updated)
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71 71  |=T256 to T383|1ms timer
72 72  |=T384 to T511|0.1ms timer
73 73  
74 -**General-purpose timer (T0 to T245)**
75 +**(1) General-purpose timer (T0 to T245)**
75 75  
76 76  (% style="text-align:center" %)
77 -[[image:02(1)_html_b1b48247f79e373c.gif||height="165" width="598" class="img-thumbnail"]]
78 +[[image:02(1)_html_b1b48247f79e373c.gif||height="214" width="800" class="img-thumbnail"]]
78 78  
79 -As shown in the figure above: when the normally open contact of X0 is turned on, the current value counter of T200 starts timing from zero and counts up the 10ms clock pulse.
80 +As shown in the figure above: when the normally open contact of X0 is turned on, the current value counter of T200 starts timing from zero and counts up the 10ms clock pulse. When the current value is equal to the set value 223, the timer's normally open contact is turned on and the normally closed contact is turned off, that is, the output contact of T200 will act after its coil is driven for 2.23s. After the normally open contact of X0 is disconnected, T200 is reset because the coil is de-energized. After reset, its normally open contact is disconnected, and the normally closed contact is connected, and the current value returns to zero.
80 80  
81 -When the current value is equal to the set value 223, the timer's normally open contact is turned on and the normally closed contact is turned off, that is, the output contact of T200 will act after its coil is driven for 2.23s. After the normally open contact of X0 is disconnected, T200 is reset because the coil is de-energized. After reset, its normally open contact is disconnected, and the normally closed contact is connected, and the current value returns to zero.
82 +**(2) Accumulative timer (T246 to T255)**
82 82  
83 -**Accumulative timer (T246 to T255)**
84 -
85 85  (% style="text-align:center" %)
86 -[[image:02(1)_html_ad4dcbfaa1b0c0af.gif||height="228" width="598" class="img-thumbnail"]]
85 +[[image:02(1)_html_ad4dcbfaa1b0c0af.gif||height="305" width="800" class="img-thumbnail"]]
87 87  
88 -* When the X1 normally open contact in Figure b is turned on, the current value counter of T250 accumulates the 10ms clock pulse.
89 -* When the normally open contact of X1 is disconnected or stopped, the counting stops, and the current value remains unchanged.
90 -* When the normally open contact of X1 is turned on again, counting continues.
91 -* When the accumulated time t1+t2 is 4.2s, the current value is equal to the set value of 420, the normally open contact of T250 is turned on and the normally closed contact is turned off.
92 -* When the normally open contact of X2 is turned on, T250 will reset (because the coil of the accumulative timer will not reset when the power is off, you need to use the normally open contact of X2 and the reset instruction to force T250 to reset).
87 +When the X1 normally open contact in Figure b is turned on, the current value counter of T250 accumulates the 10ms clock pulse. When the normally open contact of X1 is disconnected or stopped, the counting stops, and the current value remains unchanged. When the normally open contact of X1 is turned on again, counting continues. When the accumulated time t1+t2 is 4.2s, the current value is equal to the set value of 420, the normally open contact of T250 is turned on and the normally closed contact is turned off. When the normally open contact of X2 is turned on, T250 will reset (because the coil of the accumulative timer will not reset when the power is off, you need to use the normally open contact of X2 and the reset instruction to force T250 to reset).
93 93  
94 -**Setting value**
89 +**(3) Setting value**
95 95  
96 96  The timer time can use the constants (K, H) in the program memory as the set value, or can be specified indirectly by the content of the data register (D).
97 97  
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102 102  
103 103  == Counter (C) ==
104 104  
105 -The counter is used to complete the counting function. Each counter contains a coil, a contact, and a timer value register. Whenever the driving signal of the counter coil changes from OFF to ON, the counter reading value increases by 1.
100 +The counter is used to complete the counting function. Each counter contains a coil, a contact, and a timer value register. Whenever the driving signal of the counter coil changes from OFF to ON, the counter reading value increases by 1, if the timer value reaches the preset time value, Its contact action, a contact (NO contact) is closed, b contact (NC contact) is opened; if the timing value is cleared, the output a contact will be opened, and b contact (NC contact) will be closed. Some timers have features such as power-down retention, accumulation, etc., and maintain the value before power-down after power-on again.
106 106  
107 -If the timer value reaches the preset time value, its contact action, a contact (NO contact) is closed, b contact (NC contact) is opened;
108 -
109 -If the timing value is cleared, the output a contact will be opened, and b contact (NC contact) will be closed. Some timers have features such as power-down retention, accumulation, etc., and maintain the value before power-down after power-on again.
110 -
111 111  The counters are identified by C0, C1,..., C255, and the order is numbered in decimal.
112 112  
113 113  The counter (C) is a 16-bit counter.
114 114  
115 115  (% style="text-align:center" %)
116 -[[image:02(1)_html_740e6ef971b9c6de.gif||height="175" width="598" class="img-thumbnail"]]
107 +[[image:02(1)_html_740e6ef971b9c6de.gif||height="234" width="800" class="img-thumbnail"]]
117 117  
118 -The setting value of the 16-bit up counter is 1 to 32767. As shown in the working process of the up counter in Figure c, after the normally open contact of X1 in the figure is turned on, C0 is reset, its corresponding bit storage unit is set to 0, the normally open contact of C0 is disconnected, and the normally closed contact Point is turned on, and its current counter value is set to 0 at the same time.
109 +The setting value of the 16-bit up counter is 1 to 32767. As shown in the working process of the up counter in Figure c, after the normally open contact of X1 in the figure is turned on, C0 is reset, its corresponding bit storage unit is set to 0, the normally open contact of C0 is disconnected, and the normally closed contact Point is turned on, and its current counter value is set to 0 at the same time. X2 provides a counting input signal. When the reset input circuit of the counter is disconnected and the counting input circuit changes from disconnected to connected (that is, the rising edge of the counting pulse), the current value of counter C0 is increased by 1. After 10 count pulses, the current value of C0 is equal to the set value of 10, and its corresponding bit storage unit is set to 1, and the Y0 contact is turned on at this time. When counting pulses again, the current value does not change until the reset input signal is turned on, and the current value of the counter is set to 0.
119 119  
120 -X2 provides a counting input signal. When the reset input circuit of the counter is disconnected and the counting input circuit changes from disconnected to connected (that is, the rising edge of the counting pulse), the current value of counter C0 is increased by 1. After 10 count pulses, the current value of C0 is equal to the set value of 10, and its corresponding bit storage unit is set to 1, and the Y0 contact is turned on at this time. When counting pulses again, the current value does not change until the reset input signal is turned on, and the current value of the counter is set to 0.
111 +== Long Counter (LC) ==
121 121  
122 -== Long counter (LC) ==
123 -
124 124  The long counter (LC) is basically the same as the counter (C), but compared to the counter (C), the long counter (LC) is a 32-bit register, and the range of values that can be counted is larger.
125 125  
126 126  The long counter is identified by LC0, LC1,...,LC255, and the sequence is numbered in decimal.
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127 127  
128 128  == High-speed counter (HSC) ==
129 129  
130 -High-speed counter (HSC) is a device used for counting through external input of high-speed pulse signals. HSC is a 32-bit register.
119 + High-speed counter (HSC) is a device used for counting through external input of high-speed pulse signals. HSC is a 32-bit register.
131 131  
132 132  The corresponding parameter configuration can be configured through: “project management” -> “parameters” -> “high-speed counter configuration”:
133 133  
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137 137  (% style="text-align:center" %)
138 138  [[image:02(1)_html_a2d0f82f3579adff.png||class="img-thumbnail"]]
139 139  
140 -== Data register (D&R) ==
141 141  
130 +
131 +== Data Register (D&R) ==
132 +
142 142  Registers are used for data calculation and storage, such as the calculation and calculation of timers, counters, and analog parameters. The width of each register is 16 bits. If 32bit instructions are used, the adjacent registers are automatically formed into 32bit registers for use, the lower address is the low byte, and the higher address is the high byte.
143 143  
144 -* The address range of D register: D0 to D7999;
145 -* The address range of R register: R0 to R29999.
135 +The address range of D register: D0 to D7999; the address range of R register: R0 to R29999.
146 146  
147 147  The data involved in operations in most of our series PLC instructions are processed as signed numbers. For 16-bit registers, bit15 is the sign bit (0 represents a positive number, 1 represents a negative number); for a 32-bit register, the high byte bit15 It is the sign bit, and the value range is -32768 to 32767.
148 148  
149 -When 32-bit data needs to be processed, the two adjacent D registers can be formed into a 32-bit double word. For example, when accessing D100 in 32-bit format, use the high address D101 register as the high word and the high byte bit 15 as The sign bit of a double word can handle values from -2147483648 to 2147483647.
139 +When 32-bit data needs to be processed, the two adjacent D registers can be formed into a 32-bit double word. For example, when accessing D100 in 32-bit format, use the high address D101 register as the high word and the high byte bit 15 as The sign bit of a double word can handle values from -2147483648 to 2 147483647.
150 150  
151 151  = System device =
152 152  
153 -== Special relay (SM) ==
143 +== Special Relay (SM) ==
154 154  
155 155  The special relay SM is an internal relay with a certain specification inside the programmable controller, so it cannot be used in the program like ordinary internal relays. It can be turned ON/OFF as needed to control the PLC.
156 156  
157 -For details, please refer to [[(% class="wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink" %)__Special relays (SM) list__>>path:https://docs.we-con.com.cn/bin/view/PLC%20Editor2/15/#HAppendix1SpecialRelay28SM29]](%%).
147 +For details, please refer to [[(% class="wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink" %)__Special relays (SM) list__>>path:https://docs.we-con.com.cn/bin/view/PLC%20Editor2/15/#HAppendix1SpecialRelay28SM29]](%%).
158 158  
159 -== Special register (SD) ==
149 +== Special Register (SD) ==
160 160  
161 161  The special register SD is an internal register whose specifications are determined within the programmable controller, so it cannot be used in the program like a normal internal register, and the corresponding data can be written as needed to control the PLC.
162 162  
163 -For details, please refer to [[(% class="wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink" %)__Special register (SD) list__>>path:https://docs.we-con.com.cn/bin/view/PLC%20Editor2/15/#HAppendix2SpecialRegister28SD29]](%%).
153 +For details, please refer to [[(% class="wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink" %)__Special register (SD) list__>>path:https://docs.we-con.com.cn/bin/view/PLC%20Editor2/15/#HAppendix2SpecialRegister28SD29]](%%).
164 164  
165 -= Index register =
155 += Index Register =
166 166  
167 167  == Index register ([D]) ==
168 168  
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173 173  
174 174  The supported soft components for index modification are as follows:
175 175  
176 -* Constant K, H plus index modification, such as D0 = 10, K10[D0] result = 10 + 10 = 20.
177 -* Constant E and character strings do not support index modification.
178 -* Add index modification to the data device, such as D0 = 10, the result of D10[D0] is the value of D20. Even if D10[D0] is used in a double word instruction, the double word value is the value of D20 (low word) and D21 (high word).
179 -* Bit device plus index modification, such as D0 = 10, the result of M0[D0] is the value of M10.
180 -* Bits are combined into words with index modification. For example, D0 = 10, K4M10[D0] first takes M10 offset by 10 addresses, and then combines them. The result is equivalent to K4M10.
166 +Constant K, H plus index modification, such as D0 = 10, K10[D0] result = 10 + 10 = 20.
181 181  
168 +Constant E and character strings do not support index modification.
169 +
170 +Add index modification to the data device, such as D0 = 10, the result of D10[D0] is the value of D20. Even if D10[D0] is used in a double word instruction, the double word value is the value of D20 (low word) and D21 (high word).
171 +
172 +Bit device plus index modification, such as D0 = 10, the result of M0[D0] is the value of M10.
173 +
174 +Bits are combined into words with index modification. For example, D0 = 10, K4M10[D0] first takes M10 offset by 10 addresses, and then combines them. The result is equivalent to K4M10.
175 +
182 182  Whether the index modification can be used depends on whether each instruction supports the format, you can check the "offset modification" in the description of the available device for each instruction.
183 183  
184 184  = Nesting =
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192 192  
193 193  *1 is an instruction used to create an efficient ladder switching program by opening and closing the common bus of the Circuit program.
194 194  
195 -= Pointer =
189 += pointer =
196 196  
197 197  == Pointer (P) ==
198 198  
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206 206  
207 207  == Decimal constant (K) ==
208 208  
209 -“K” is a Sign that represents a decimal integer and is specified by K£ (for example: K123). It is mainly used to designate the set value of a timer or counter or the value in the operand of an application instruction. In 16bit instructions, the value range of constant K is -32768 to 32767; in 32bit instructions, the value range of constant K is -2147483648 to 2147483647.
203 +“K” is a Sign that represents a decimal integer and is specified by K£ (for example: K123). It is mainly used to designate the set value of a timer or counter or the value in the operand of an application instruction. In 16bit instructions, the value range of constant K is -32768 to 32767; in 32bit instructions, the value range of constant K is -247483648 to 2147483647.
210 210  
211 211  == Hexadecimal constant (H) ==
212 212  
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219 219  (% style="text-align:center" %)
220 220  [[image:02(1)_html_8a090037e802011b.png||class="img-thumbnail"]]
221 221  
222 - The address occupies D1 and D0.
216 + (The address occupies D1 and D0)
223 223  
224 224  == String constant ==
225 225  
226 -The character string constant is the device that specifies the character string, and only supports the ASCII code character set, and any character string ends with a NULL character (00H). To use string devices, you must use double quotation marks to modify the characters, as follows to convert the string to ASCII characters and fill in the device starting with D0:
220 +The character string constant is the device that specifies the character string, and only supports the ASCII code character set, and any character string ends with a NULL character (00H). To use string devices, you must use double eye marks to modify the characters, as follows to convert the string to ASCII characters and fill in the device starting with D0:
227 227  
228 228  (% style="text-align:center" %)
229 229  [[image:02(1)_html_61bdd1807e91322f.png||class="img-thumbnail"]]
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230 230  
231 231  = Power-down retention setting =
232 232  
233 -The user can freely configure the power-off storage range within the range of the Devices.
227 +The user can freely configure the power-off storage range within the range of the Devices. The constant configuration is located in: “Project Management”→”Parameters”→”PLC Parameters”→”Device Latch”.
234 234  
235 -The constant configuration is located in: “Project Management”→”Parameters”→”PLC Parameters”→”Device Latch”.
236 -
237 237  (% style="text-align:center" %)
238 238  [[image:02(1)_html_6ba62f454f76a539.png||class="img-thumbnail"]]
239 239  
240 -(% class="box infomessage" %)
241 -(((
242 242  **✎Note: **The X and Y registers do not support the power-down save function.
243 -)))
244 244  
245 245  = Special use of device =
246 246  
247 -**Use bits to form words**
236 +**(1) Use bits to form words**
248 248  
249 249  Format: KnB
250 250  
251 -* K is a fixed character.
252 -* The value of n is 1 to 8, which means that (n * 4) bits are combined into a word, such as K4M0 is a combination of M0 to M15.
253 -* B is the bit device number.
240 +K is a fixed character.
254 254  
242 +The value of n is 1 to 8, which means that (n * 4) bits are combined into a word, such as K4M0 is a combination of M0 to M15.
243 +
244 +B is the bit device number.
245 +
255 255  Example: Set a total of 32 bits M0 to M31 at the same time.
256 256  
257 257  (% style="text-align:center" %)
258 258  [[image:02(1)_html_93f997406ac1572a.png||class="img-thumbnail"]]
259 259  
260 -(% class="box infomessage" %)
261 -(((
262 262  **✎Note: **KnB type can also support index modification.
263 -)))
264 264  
265 -**Take the bit in the word**
253 +**(2) Take the bit in the word**
266 266  
267 267  Format: D.b
268 268  
269 -* D is the number of data device D (R is not available).
270 -* b is the bit number that needs to be taken, hexadecimal, and the value range is 0 to F.
257 +D is the number of data device D (R is not available).
271 271  
259 +b is the bit number that needs to be taken, hexadecimal, and the value range is 0 to F.
260 +
272 272  Example: bit14 in D2000 is set and Y0 is output
273 273  
274 274  (% style="text-align:center" %)
275 275  [[image:02(1)_html_8908a96754754a6.png||class="img-thumbnail"]]
276 276  
277 -(% class="box infomessage" %)
278 -(((
279 279  **✎Note: **D.b type can also support index modification.
280 -)))
XWiki.XWikiComments[0]
Author
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1 -xwiki:XWiki.Jim
Comment
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1 -test
Date
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1 -2023-08-08 09:45:11.856
Selection
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1 -word
Selection Left Context
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1 -Take the bit in the
State
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1 -SAFE
Target
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1 -PLC Editor2.02 Registers.WebHome