SC501系列可编程序控制器指令手册
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SC501系列可编程序控制器指令手册
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SC系列可编程序控制器指令手册
(SC-501, SC-80, SC-20)目 录
前 言.............................................................................................................................................1
一、接点指令............................................................................................................................1
二、应用指令说明....................................................................................................................5
三、应用指令的阅读：...........................................................................................................9
第一章 基本应用指令..................................................................................................................12
§1-1 T1.0 1.0秒定时器(1.0 second timer).........................................................................12
§1-2 T0.1 0.1秒定时器(0.1 second timer).........................................................................14
§1-3 T0.01 0.01秒定时器(0.01 second timer)...................................................................16
§1-4 UCTR上数计数器(Up counter)................................................................................18
§1-5 DCTR下数计数器(Down counter)...........................................................................20
第二章 数学运算指令..................................................................................................................22
§2-1 ADD 4位数10进位加法器.....................................................................................22
§2-2 ADDB 4位数16进位加法器...................................................................................24
§2-3 ADDL 8位数10进位加法器...................................................................................26
§2-4 ADBL 8位数16进位加法器...................................................................................28
§2-5 FADD 浮点数加法器................................................................................................30
§2-6 SUB 4位数10进位减法器......................................................................................32
§2-7 SUBB 4位数16进位减法器...................................................................................34
§2-8 SUBL 8位数10进位减法器....................................................................................36
§2-9 SBBL 8位数16进位减法器....................................................................................38
§2-10 FSUB浮点数减法器..................................................................................................40
§2-11 MUL 4位数10进位乘法器(Lword)........................................................................42
§2-12 MULB 4位数16进位乘法器(Lword).....................................................................44
§2-13 MULM 4位数10进位乘法器(word).......................................................................46
§2-14 MLBM 4位数16进位乘法器(word).......................................................................48
§2-15 MULL 8 位数10进位乘法器...................................................................................50
§2-16 MLBL 8位数16进位乘法器...................................................................................52
§2-17 FMUL浮点数乘法器................................................................................................54
§2-18 DIV 8位数除4位数10进位除法器......................................................................56
§2-19 DIVB 8位数除4位数16进位除法器...................................................................58
§2-20 DIVM 4 位数10进位除法器...................................................................................60
§2-21 DVBM 4位数16进位除法器..................................................................................62
§2-22 DIVL 8 位数10进位除法器....................................................................................64
§2-23 DVBL 8位数16进位除法器...................................................................................66
§2-24 FDIV 浮点数除法器..................................................................................................68
§2-25 ISQR计算整数平方根..............................................................................................70
§2-26 FSQR计算浮点数平方根.........................................................................................72
§2-27 EADD 延伸型加法器................................................................................................74
i§2-28 ESUB延伸型减法器................................................................................................76
§2-29 EMUL延伸型乘法器...............................................................................................78
§2-30 EDIV 延伸型除法器.................................................................................................80
§2-31 AVG 平均值运算......................................................................................................82
§2-32 MAVG 移动平均值运算..........................................................................................84
§2-33 EFADD 浮点数加法器(IEEE).................................................................................87
§2-34 EFSUB浮点数减法器(IEEE)...................................................................................89
§2-35 EFMUL 浮点数乘法器(IEEE)..................................................................................91
§2-36 EFDIV 浮点数除法器(IEEE)...................................................................................93
§2-37 EFSQR计算浮点数平方根(IEEE)..........................................................................95
第三章 表格应用指令.................................................................................................................97
§3-1 R->T 缓存器对数据表格的搬移............................................................................97
§3-2 T->R表格数据对缓存器的搬移............................................................................99
§3-3 T->T 表格对表格的数据搬移...............................................................................101
§3-4 T_CM表格数据的比较..........................................................................................103
§3-5 T_SR表格数据的搜寻...........................................................................................105
§3-6 T_RS表格数据的旋转/移动.................................................................................107
§3-7 TXHG 表格数据的互换.........................................................................................109
§3-8 BLKM区块数据搬移.............................................................................................111
§3-9 PUSH 将数据放入堆栈..........................................................................................113
§3-10 POP将数据从堆栈取出.........................................................................................116
第四章 逻辑运算指令...............................................................................................................118
§4-1 AND 矩阵的AND 运算.........................................................................................118
§4-2 OR矩阵的OR运算...............................................................................................120
§4-3 XOR矩阵的XOR运算..........................................................................................122
§4-4 COMP矩阵位一的补码运算................................................................................124
第五章 位元应用指令...............................................................................................................126
§5-1 CMPR矩阵的位比较.............................................................................................126
§5-2 BROT 矩阵位的旋转/移动....................................................................................128
§5-3 ODSR矩阵半字节的旋转/移动............................................................................130
§5-4 MBIT 位矩阵的更改..............................................................................................132
§5-5 SENS位矩阵状态的检查......................................................................................134
第六章 数值转换指令...............................................................................................................136
§6-1 DECO 4->16译码器................................................................................................136
§6-2 ENCO 16->4 编码器................................................................................................138
§6-3 B->C二进制数值转成BCD 数值........................................................................140
§6-4 C->B BCD 数值转成二进制数值.........................................................................142
§6-5 SSEG 七段显示器解碼..........................................................................................144
§6-6 PACK 字组(word)的分解/组合..............................................................................147
§6-7 I->F整数转成浮点数.............................................................................................149
ii§6-8 F->I 浮点数转成整数..............................................................................................151
§6-9 EI->F整数转成浮点数(IEEE)................................................................................153
§6-10 EF->I 浮点数转成整数(IEEE)................................................................................155
第七章 流程控制指令................................................................................................................157
§7-1 JMP跳跃指令...........................................................................................................157
§7-2 EOJ跳跃指令结束..................................................................................................159
§7-3 JSR呼叫子程序.......................................................................................................160
§7-4 SBR定义子程序......................................................................................................163
§7-5 RET 子程序结束返回..............................................................................................164
§7-6 FOR循环指令..........................................................................................................165
§7-7 NEXT 循环结束指令...............................................................................................167
§7-8 EOP主程序结束指令..............................................................................................168
§7-9 SKIP略过指令.........................................................................................................169
§7-10 MCS解题流程控制.................................................................................................171
§7-11 MSE 解题流程控制结束.........................................................................................173
§7-12 CALL 子程序呼叫...................................................................................................174
§7-13 LBL 标记...................................................................................................................178
§7-14 RTS子程序返回......................................................................................................179
第八章 其它应用指令................................................................................................................180
§8-1 INIP定义指标..........................................................................................................180
(SC-501, SC-80, SC-20)目 录
前 言.............................................................................................................................................1
一、接点指令............................................................................................................................1
二、应用指令说明....................................................................................................................5
三、应用指令的阅读：...........................................................................................................9
第一章 基本应用指令..................................................................................................................12
§1-1 T1.0 1.0秒定时器(1.0 second timer).........................................................................12
§1-2 T0.1 0.1秒定时器(0.1 second timer).........................................................................14
§1-3 T0.01 0.01秒定时器(0.01 second timer)...................................................................16
§1-4 UCTR上数计数器(Up counter)................................................................................18
§1-5 DCTR下数计数器(Down counter)...........................................................................20
第二章 数学运算指令..................................................................................................................22
§2-1 ADD 4位数10进位加法器.....................................................................................22
§2-2 ADDB 4位数16进位加法器...................................................................................24
§2-3 ADDL 8位数10进位加法器...................................................................................26
§2-4 ADBL 8位数16进位加法器...................................................................................28
§2-5 FADD 浮点数加法器................................................................................................30
§2-6 SUB 4位数10进位减法器......................................................................................32
§2-7 SUBB 4位数16进位减法器...................................................................................34
§2-8 SUBL 8位数10进位减法器....................................................................................36
§2-9 SBBL 8位数16进位减法器....................................................................................38
§2-10 FSUB浮点数减法器..................................................................................................40
§2-11 MUL 4位数10进位乘法器(Lword)........................................................................42
§2-12 MULB 4位数16进位乘法器(Lword).....................................................................44
§2-13 MULM 4位数10进位乘法器(word).......................................................................46
§2-14 MLBM 4位数16进位乘法器(word).......................................................................48
§2-15 MULL 8 位数10进位乘法器...................................................................................50
§2-16 MLBL 8位数16进位乘法器...................................................................................52
§2-17 FMUL浮点数乘法器................................................................................................54
§2-18 DIV 8位数除4位数10进位除法器......................................................................56
§2-19 DIVB 8位数除4位数16进位除法器...................................................................58
§2-20 DIVM 4 位数10进位除法器...................................................................................60
§2-21 DVBM 4位数16进位除法器..................................................................................62
§2-22 DIVL 8 位数10进位除法器....................................................................................64
§2-23 DVBL 8位数16进位除法器...................................................................................66
§2-24 FDIV 浮点数除法器..................................................................................................68
§2-25 ISQR计算整数平方根..............................................................................................70
§2-26 FSQR计算浮点数平方根.........................................................................................72
§2-27 EADD 延伸型加法器................................................................................................74
i§2-28 ESUB延伸型减法器................................................................................................76
§2-29 EMUL延伸型乘法器...............................................................................................78
§2-30 EDIV 延伸型除法器.................................................................................................80
§2-31 AVG 平均值运算......................................................................................................82
§2-32 MAVG 移动平均值运算..........................................................................................84
§2-33 EFADD 浮点数加法器(IEEE).................................................................................87
§2-34 EFSUB浮点数减法器(IEEE)...................................................................................89
§2-35 EFMUL 浮点数乘法器(IEEE)..................................................................................91
§2-36 EFDIV 浮点数除法器(IEEE)...................................................................................93
§2-37 EFSQR计算浮点数平方根(IEEE)..........................................................................95
第三章 表格应用指令.................................................................................................................97
§3-1 R->T 缓存器对数据表格的搬移............................................................................97
§3-2 T->R表格数据对缓存器的搬移............................................................................99
§3-3 T->T 表格对表格的数据搬移...............................................................................101
§3-4 T_CM表格数据的比较..........................................................................................103
§3-5 T_SR表格数据的搜寻...........................................................................................105
§3-6 T_RS表格数据的旋转/移动.................................................................................107
§3-7 TXHG 表格数据的互换.........................................................................................109
§3-8 BLKM区块数据搬移.............................................................................................111
§3-9 PUSH 将数据放入堆栈..........................................................................................113
§3-10 POP将数据从堆栈取出.........................................................................................116
第四章 逻辑运算指令...............................................................................................................118
§4-1 AND 矩阵的AND 运算.........................................................................................118
§4-2 OR矩阵的OR运算...............................................................................................120
§4-3 XOR矩阵的XOR运算..........................................................................................122
§4-4 COMP矩阵位一的补码运算................................................................................124
第五章 位元应用指令...............................................................................................................126
§5-1 CMPR矩阵的位比较.............................................................................................126
§5-2 BROT 矩阵位的旋转/移动....................................................................................128
§5-3 ODSR矩阵半字节的旋转/移动............................................................................130
§5-4 MBIT 位矩阵的更改..............................................................................................132
§5-5 SENS位矩阵状态的检查......................................................................................134
第六章 数值转换指令...............................................................................................................136
§6-1 DECO 4->16译码器................................................................................................136
§6-2 ENCO 16->4 编码器................................................................................................138
§6-3 B->C二进制数值转成BCD 数值........................................................................140
§6-4 C->B BCD 数值转成二进制数值.........................................................................142
§6-5 SSEG 七段显示器解碼..........................................................................................144
§6-6 PACK 字组(word)的分解/组合..............................................................................147
§6-7 I->F整数转成浮点数.............................................................................................149
ii§6-8 F->I 浮点数转成整数..............................................................................................151
§6-9 EI->F整数转成浮点数(IEEE)................................................................................153
§6-10 EF->I 浮点数转成整数(IEEE)................................................................................155
第七章 流程控制指令................................................................................................................157
§7-1 JMP跳跃指令...........................................................................................................157
§7-2 EOJ跳跃指令结束..................................................................................................159
§7-3 JSR呼叫子程序.......................................................................................................160
§7-4 SBR定义子程序......................................................................................................163
§7-5 RET 子程序结束返回..............................................................................................164
§7-6 FOR循环指令..........................................................................................................165
§7-7 NEXT 循环结束指令...............................................................................................167
§7-8 EOP主程序结束指令..............................................................................................168
§7-9 SKIP略过指令.........................................................................................................169
§7-10 MCS解题流程控制.................................................................................................171
§7-11 MSE 解题流程控制结束.........................................................................................173
§7-12 CALL 子程序呼叫...................................................................................................174
§7-13 LBL 标记...................................................................................................................178
§7-14 RTS子程序返回......................................................................................................179
第八章 其它应用指令................................................................................................................180
§8-1 INIP定义指标..........................................................................................................180
AIGC您好！SC501系列可编程序控制器是一种专门针对工业自动化控制应用的电子设备，它属于 Programmable Logic Controller（PLC）的一种型号。"指令手册"则是为用户提供详细操作指导和功能解读的重要文档。
这份SC501系列可编程序控制器指令手册包含了该系列PLC的各种编程语言（如Ladder Diagram, Function Block Diagram, Structured Text 等）的指令集，包括基本逻辑操作、定时器/计数器、模拟量输入输出、通讯接口以及高级功能模块等内容的详细介绍。通过阅读此手册，用户可以学习如何编写控制程序以实现对生产设备或流程的精确控制，并了解如何设置参数、故障诊断与维护等实用信息。
总之，这份手册是使用和配置SC501系列PLC必不可少的技术参考文献，对于任何欲在电气工程领域中实施或维护此类控制器的人员来说都至关重要。
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