al

Langue: en

Version: October 1, 1997 Release 5.0 (fedora - 06/07/09)

Autres sections - même nom

Section: 5 (Format de fichier)

NAME

al - Alliance logical format
man2html: unable to open or read file man1/alc_origin.1

DESCRIPTION

The .al format is the ALLIANCE format for the logical view of a cell. We give below the BNF description of the format :
 
 file ::=
      version
      header
      connectors
      instances
      transistors
      signals
      crosstalk_capacitances
      end_of_file
 
 version ::= 'V ALLIANCE : ' version_number
 
 header ::= 'H ' name ',' file_type ',' date
    /// name : name of the figure
    /// date : saving file date
 
 connectors ::= { connector }
 
 connector ::= 'C ' name ',' connector_direction ','
               connector_type ',' net_num [list_of_physical_node]
 
 list_of_physical_node ::= { ',' node_num }
 
 instances ::= { instance connectors }
    /// An instance is followed by his connectors
 
 instance ::= 'I ' model_name ',' instance_name
 
 transistors ::= { transistor }
 
 transistor ::= 'T' type ',' lenght ',' width ',' drain ','
                grid ',' source ',' bulk ',' xs ',' xd ',' ps ',' pd
                ',' x ',' y [ ',' node_drain ',' node_grid ','
                node_source ',' node_bulk ] ',' trname
                
    /// drain : number of the net connected to the drain
    /// grid : number of the net connected to the grid
    /// source : number of the net connected to the source
    /// bulk : number of the net connected to the bulk
    /// xs, xd : To compute respectivly the source and
    ///          drain area
    /// ps, pd : perimeter of the source and drain
    /// x, y : coordinate of the transistor in a layout
    /// node_drain : number of the node connected to the drain
    /// node_grid : number of the node connected to the grid
    /// node_source : number of the node connected to the source
    /// node_bulk : number of the node connected to the bulk
 
 signals ::= { signal }
 
 signal := sig_index [ { resistance } ] [ { capacitance } ]
 
 sig_index ::= 'S ' net_num ',' signal_type [ list_of_signal_name ]
 
 list_of_signal_name ::= { ',' signal_name }
 
 resistance := 'R ' layer ',' node1 ',' node2 ',' resi ',' capa ','
               x ',' y ',' dx ',' dy               
 
 capacitance := 'Q ' capa
 
    /// Each resistance is describe as a resistor beetwen two nodes
    /// connected to the ground with capacitor with a value of capa/2.
    /// Capacitance is the entire capacitance of the net to ground.
 
 crosstalk_capacitances ::= { crosstalk_capacitance }
 
 crosstalk_capacitance ::= K capa ',' sig1 ',' node1 ',' sig2 ',' node2
 
 end_of_file ::= 'EOF'
 
 version_number ::= number
 
 file_type ::= 'L'
 
 date ::= day '/' month '/' year
 
 connector_direction ::= 'IN' | 'OUT' | 'INOUT' | 'UNKNOWN' |
                         'TRISTATE' | 'TRANSCV'
    /// in : input
    /// out : output
    /// inout : input and output
    /// unknown : no information is available
    /// tristate : tristate output
    /// transcv : tristate output and input
 
 connector_type ::= 'EXTERNAL' | 'INTERNAL'
 
 net_num ::= number
 
 node_num ::= number
 
 model_name ::= name
 
 instance_name ::= name
 
 type ::= 'N' | 'P'
 
 lenght ::= float
 
 width ::= float
 
 drain ::= net_num
 
 grid ::= net_num
 
 source ::= net_num
 
 bulk ::= net_num
 
 node1 ::= node_num
 
 node2 ::= node_num
 
 sig1 ::= net_num
 
 sig2 ::= net_num
 
 xs ::= float
 
 xd ::= float
 
 ps ::= float
 
 pd ::= float
 
 x ::= float
 
 y ::= float
 
 dx ::= float
 
 dy ::= float
 
 trname :: name
 
 layer ::= 'X' | 'PY' | 'A1' | 'A2' | 'CY' | 'CN' | 'CP' | 'CV'
           | 'CW' | 'CA' | 'RE'
           
 signal_type ::= 'EXTERNAL' | 'INTERNAL'
 
 capa ::= float
 
 resi ::= float
 
 signal_name ::= name
 
 number ::= { '0' | '1'| '2' | '3' | '4' | '5' |
              '6' | '7'| '8' | '9' }
 
 float ::= number [ '.' number ]
 
 name ::= word
 
 

EXAMPLES

Example 1

This example is the representation of a nand whith two input, extracted with Lynx at transistor level.
 V ALLIANCE : 6
 H na2_y,L,29/ 3/99
 C vss,UNKNOWN,EXTERNAL,2,1,9
 C vdd,UNKNOWN,EXTERNAL,1,9,13
 C i1,UNKNOWN,EXTERNAL,6,1,8
 C i0,UNKNOWN,EXTERNAL,5,2,8
 C f,UNKNOWN,EXTERNAL,3,1,11
 T P,1,12,1,5,3,1,2,2,28,28,17,32.5,4,3,7,3,tr_00004
 T P,1,12,3,6,1,1,2,2,28,28,11,32.5,7,7,1,2,tr_00003
 T N,1,12,3,5,4,2,2,2,28,28,17,12.5,3,1,1,8,tr_00002
 T N,1,12,4,6,2,2,2,2,28,28,11,12.5,1,2,2,5,tr_00001
 S 6,EXTERNAL,i1
 Q 0.020455
 W 4,3,CV,0,0,7.2,17.6,0,0
 W 6,5,CV,0,0,6.4,22.4,0,0
 W 5,8,A2,0.4,0.00408,6.4,22.4,1.6,13.6
 W 1,5,A2,0.6,0.006,6.4,2.4,1.6,20
 W 3,6,A1,0.3,0.00168,6.4,17.6,1.6,4.8
 W 4,7,PY,500,0.00315,8.8,17.6,0.8,8.4
 W 2,4,PY,450,0.00285,8.8,10,0.8,7.6
 S 5,EXTERNAL,i0
 Q 0.020455
 W 5,4,CV,0,0,15.2,17.6,0,0
 W 7,6,CV,0,0,16,22.4,0,0
 W 6,8,A2,0.4,0.00408,16,22.4,1.6,13.6
 W 2,6,A2,0.6,0.006,16,2.4,1.6,20
 W 4,7,A1,0.3,0.00168,16,17.6,1.6,4.8
 W 5,3,PY,500,0.00315,13.6,17.6,0.8,8.4
 W 1,5,PY,450,0.00285,13.6,10,0.8,7.6
 S 4,INTERNAL
 Q 0
 S 3,EXTERNAL,f
 Q 0.021985
 W 3,4,CV,0,0,16,10.4,0,0
 W 6,5,CV,0,0,11.2,17.6,0,0
 W 8,7,CV,0,0,11.2,23.2,0,0
 W 9,7,CV,0,0,11.2,28,0,0
 W 5,11,A2,0.55,0.00552,11.2,17.6,1.6,18.4
 W 1,5,A2,0.45,0.00456,11.2,2.4,1.6,15.2
 W 10,9,A1,0.2,0.00126,11.2,24.4,1.6,3.6
 W 8,10,A1,0,0.00042,11.2,23.2,1.6,1.2
 W 6,8,A1,0.7,0.00161,11.2,17.6,0.8,5.6
 W 2,6,A1,0.9,0.00207,11.2,10.4,0.8,7.2
 W 2,4,A1,0.6,0.00138,11.2,10.4,4.8,0.8
 S 2,EXTERNAL,vss
 Q 0.0245
 W 4,3,CV,0,0,6.4,1.6,0,0
 W 7,6,CV,0,0,11.2,1.6,0,0
 W 11,10,CV,0,0,16,1.6,0,0
 W 3,2,CV,0,0,6.4,6.4,0,0
 W 12,2,CV,0,0,6.4,10.4,0,0
 W 3,12,A1,0.4,0.00224,6.4,4,1.6,6.4
 W 10,9,A1,0,0.00174,16,4,2.4,6.4
 W 6,10,A1,0,0.00348,11.2,4,4.8,6.4
 W 3,6,A1,0,0.00348,6.4,4,4.8,6.4
 W 1,3,A1,0,0.00174,4,4,2.4,6.4
 S 1,EXTERNAL,vdd
 Q 0.02846
 W 5,1,CV,0,0,6.4,26.4,0,0
 W 6,4,CV,0,0,16,26.4,0,0
 W 7,1,CV,0,0,6.4,29.6,0,0
 W 8,4,CV,0,0,16,29.6,0,0
 W 14,10,CV,0,0,6.4,36,0,0
 W 15,11,CV,0,0,11.2,36,0,0
 W 16,12,CV,0,0,16,36,0,0
 W 7,10,A1,0.3,0.00168,6.4,29.6,1.6,4.8
 W 5,7,A1,0.2,0.00112,6.4,26.4,1.6,3.2
 W 8,12,A1,0.3,0.00168,16,29.6,1.6,4.8
 W 6,8,A1,0.2,0.00112,16,26.4,1.6,3.2
 W 12,13,A1,0,0.00174,16,34.4,2.4,6.4
 W 9,10,A1,0,0.00174,4,34.4,2.4,6.4
 W 11,12,A1,0,0.00348,11.2,36,4.8,6.4
 W 10,11,A1,0,0.00348,6.4,36,4.8,6.4
 K 0.00213,1,1,2,1
 K 0.00454,5,6,2,1
 K 0.00199,6,8,2,1
 EOF
 

Example 2

This example is a xor designed with three cells.
 V ALLIANCE : 6
 H gxor,L,29/ 3/99
 C vss,UNKNOWN,EXTERNAL,4,1,2,9,10
 C vdd,UNKNOWN,EXTERNAL,6,1,2,10,3
 C s,UNKNOWN,EXTERNAL,8,2
 C b,UNKNOWN,EXTERNAL,5,5
 C a,UNKNOWN,EXTERNAL,3,1
 I ndrvp_y,auxsc3
 C vss,UNKNOWN,INTERNAL,4,8,9
 C vdd,UNKNOWN,INTERNAL,6,9,10
 C i,UNKNOWN,INTERNAL,5,4,9
 C f,UNKNOWN,INTERNAL,7,8,12
 I mx2_y,s
 C vss,UNKNOWN,INTERNAL,4,4,8
 C vdd,UNKNOWN,INTERNAL,6,5,9
 C t,UNKNOWN,INTERNAL,8,1,3
 C l1,UNKNOWN,INTERNAL,7,1,11
 C l0,UNKNOWN,INTERNAL,2,4,8
 C i1,UNKNOWN,INTERNAL,3,11,13
 C i0,UNKNOWN,INTERNAL,5,1,8
 I ndrvp_y,auxsc1
 C vss,UNKNOWN,INTERNAL,4,2,3
 C vdd,UNKNOWN,INTERNAL,6,2,4
 C i,UNKNOWN,INTERNAL,3,10,12
 C f,UNKNOWN,INTERNAL,2,1,7
 S 8,EXTERNAL,s
 Q 0.0072
 W 2,1,A2,0.55,0.00528,79.2,0,1.6,17.6
 S 7,INTERNAL,auxsc3
 Q 0.02142
 W 3,2,CV,0,0,64.8,8.8,0,0
 W 5,4,CV,0,0,74.4,8.8,0,0
 W 7,6,CV,0,0,74.4,12.8,0,0
 W 10,9,CV,0,0,88.8,12.8,0,0
 W 9,8,A2,0.15,0.00144,88.8,12.8,1.6,4.8
 W 6,10,A1,1.8,0.00414,74.4,12.8,14.4,0.8
 W 4,7,A2,0.1,0.0012,74.4,8.8,1.6,4
 W 2,1,A2,0.25,0.00264,64.8,8.8,1.6,8.8
 W 3,5,A1,1.2,0.00276,64.8,8.8,9.6,0.8
 S 6,EXTERNAL,vdd
 Q 0.05453
 W 7,6,CV,0,0,37.6,48,0,0
 W 8,6,CV,0,0,37.6,51.2,0,0
 W 6,5,A1,0.1,0.00754,37.6,49.6,10.4,6.4
 W 4,6,A1,0,0.0029,33.6,49.6,4,6.4
 W 8,3,A2,0.05,0.00203,37.6,51.2,3.2,5.6
 W 7,8,A2,0.05,0.00116,37.6,48,3.2,3.2
 W 1,7,A2,0.75,0.0174,37.6,0,3.2,48
 S 5,EXTERNAL,b
 Q 0.02922
 W 3,2,CV,0,0,50.4,4.8,0,0
 W 7,6,CV,0,0,98.4,4.8,0,0
 W 6,4,A2,0.4,0.00384,98.4,4.8,1.6,12.8
 W 5,6,A2,0.15,0.00144,98.4,0,1.6,4.8
 W 2,1,A2,0.4,0.00384,50.4,4.8,1.6,12.8
 W 3,7,A1,6,0.0138,50.4,4.8,48,0.8
 S 4,EXTERNAL,vss
 Q 0.05453
 W 6,5,CV,0,0,44,17.6,0,0
 W 6,7,CV,0,0,44,20.8,0,0
 W 7,10,A2,0.55,0.01305,44,20.8,3.2,36
 W 1,5,A2,0.25,0.00638,44,0,3.2,17.6
 W 5,7,A2,0.05,0.00116,44,17.6,3.2,3.2
 W 6,4,A1,0,0.0029,44,19.2,4,6.4
 W 3,6,A1,0.1,0.00754,33.6,19.2,10.4,6.4
 S 3,EXTERNAL,a
 Q 0.03282
 W 3,2,CV,0,0,16.8,8.8,0,0
 W 5,4,CV,0,0,60,8.8,0,0
 W 7,6,CV,0,0,60,12.8,0,0
 W 9,8,CV,0,0,69.6,12.8,0,0
 W 8,11,A2,0.15,0.00144,69.6,12.8,1.6,4.8
 W 6,9,A1,1.2,0.00276,60,12.8,9.6,0.8
 W 4,7,A2,0.1,0.0012,60,8.8,1.6,4
 W 2,10,A2,0.25,0.00264,16.8,8.8,1.6,8.8
 W 1,2,A2,0.25,0.00264,16.8,0,1.6,8.8
 W 3,5,A1,5.4,0.01242,16.8,8.8,43.2,0.8
 S 2,INTERNAL,auxsc1
 Q 0.0225
 W 3,2,CV,0,0,7.2,12.8,0,0
 W 6,5,CV,0,0,55.2,12.8,0,0
 W 5,4,A2,0.15,0.00144,55.2,12.8,1.6,4.8
 W 2,1,A2,0.15,0.00144,7.2,12.8,1.6,4.8
 W 3,6,A1,6,0.0138,7.2,12.8,48,0.8
 S 1,INTERNAL,implicit
 Q 0
 EOF
 

SEE ALSO

mbk(3)
man2html: unable to open or read file man1/alc_bug_report.1