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微 程 序 源 清 单(续3)
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地址
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微操作
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命令码
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下地址
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微指令(十六进制代码)
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相应的指令
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70H
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CC#=CND |
3#,
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A4H
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29 03 E0 90 80 00 00 |
JP CND SR |
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71H
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SR-->PC, CC#=0 |
3#,
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A4H
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29 03 00 B0 C0 50 80 |
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72H
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SR-->PC, CC#=0 |
3#,
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A4H
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29 03 00 B0 C0 50 80 |
JP SR |
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73H
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XXX |
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74H
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SP-1-->SP |
14#
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00 0E 00 B1 B0 44 02 |
CALL SR
-->AR |
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75H
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PC-->MEM |
14#
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00 0E 00 10 45 00 10 |
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76H
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SR-->PC, CC#=0 |
3#,
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A4H
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29 03 00 B0 C0 50 80 |
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77H
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XXX |
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78H
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CC#=CND |
3#,
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A4H
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29 03 E0 90 80 00 00 |
JR CND ADR |
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79H
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IP+OFFSET-->PC
CC#=0 |
3#,
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A4H
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29 03 00 B0 D6 50 20 |
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7AH
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IP+OFFSET-->PC
CC#=0 |
3#,
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A4H
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29 03 00 B0 D6 50 20 |
JR ADR |
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7BH
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XXX |
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7CH
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PORT-->AR |
14#
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00 0E 00 90 F0 00 22 |
IN PORT |
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7DH
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MIO#=0, REQ=1
WE#=1, IO-->R0
CC#=0 (Read I/O) |
3#,
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A4H
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29 03 00 38 F0 00 00 |
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7EH
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XXX |
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7FH
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XXX |
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80H
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PORT-->AR |
14#
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00 0E 00 90 F0 00 22 |
OUT PORT |
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81H
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R0-->IO, CC#=0
MIO#=0, REQ=1
WE#=0 (Write I/O) |
3#,
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A4H
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29 03 00 18 40 00 10 |
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82H
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XXX |
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83H
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XXX |
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84H
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SP-->AR
SP+1-->SP |
14#
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00 0E 00 A0 B4 44 02 |
RET |
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85H
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MEM-->PC, CC#=0 |
3#,
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A4H
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29 03 00 30 F0 50 00 |
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86H
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SP-->AR
SP+1-->SP |
14#
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00 0E 00 A0 B4 44 02 |
IRET |
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87H
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MEM-->STR, CC#=0
GINTP#=0 |
3#,
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84H
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21 03 02 10 80 00 03 |
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88H
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0-->C, CC#=0 |
3#,
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A4H
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29 03 03 90 80 00 00 |
CLC |
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89H
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XXX |
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8AH
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1-->C, CC#=0 |
3#,
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A4H
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29 03 04 90 80 00 00 |
STC |
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8BH
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XXX |
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8CH
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NOP, CC#=0 |
3#,
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A4H
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29 03 00 90 80 00 00 |
NOP |
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8DH
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XXX |
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8EH
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IP-->PC, CC#=0 |
3#,
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A4H
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29 03 00 B0 C6 50 00 |
HALT |
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8FH
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XXX |
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90H
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PC-->AR, CC#=CND
PC+1-->PC |
3#,
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A4H
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29 03 E0 A0 B5 54 02 |
JP CND ADR |
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91H
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MEM-->PC, CC#=0 |
3#,
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A4H
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29 03 00 30 F0 50 00 |
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92H
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PC-->AR, CC#=0
PC+1-->PC |
3#,
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91H
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24 43 00 A0 B5 54 02 |
JP ADR |
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93H
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XXX |
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94H
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PC-->AR
PC+1-->PC |
14#
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00 0E 00 A0 B5 54 02 |
CALL ADR |
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95H
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MEM-->Q
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14#
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00 0E 00 00 F0 00 00 |
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96H
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SP-1-->SP
-->AR |
14#
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00 0E 00 B1 B0 44 02 |
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97H
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PC-->MEM, CC#=0
Q-->PC |
3#,
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A4H
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29 03 00 20 25 50 10 |
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98H
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R1-->AR
R1+1-->R1 |
14#
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00 0E 00 A0 B1 14 02 |
LDMC
R1-存储器首地址 |
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99H
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MEM-->LDR7-6 |
14#
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00 0E 00 10 80 00 07 |
R2-微程序条数 |
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