我把子程序调用了两次，就是这样的程序。

ORGANIZATION_BLOCK MAIN:OB1

TITLE=程序注释

VAR

边缘0:BOOL;

边缘1:BOOL;

边缘2:BOOL;

边缘3:BOOL;

END_VAR

BEGIN

Network 1 

//  程序段注释

LD     SM0.0

=      L60.0

LD     I0.0

=      L63.7

LD     L60.0

CALL   SBR0, L63.7, L0.0, L0.1, Q0.0

Network 2 

//  程序段注释

LD     SM0.0

=      L60.0

LD     I0.2

=      L63.7

LD     L60.0

CALL   SBR0, L63.7, L0.2, L0.3, Q0.1

END_ORGANIZATION_BLOCK

SUBROUTINE_BLOCK SBR_0:SBR0

TITLE=子程序注释

VAR_INPUT

输入:BOOL;

END_VAR

VAR_IN_OUT

记忆1:BOOL;

记忆2:BOOL;

输出:BOOL;

END_VAR

BEGIN

Network 1 

//  程序段注释

LD     L0.0

LPS

AN     L0.1

S      L0.3, 1

LPP

=      L0.1

Network 2 

LDN    L0.0

LPS

AN     L0.2

R      L0.3, 1

LPP

=      L0.2

END_SUBROUTINE_BLOCK