Hello,

I am M.S.Chandra Sekhar ,I am using HSPICE coding in mentorgraphics and simulating in ELDO....


the following is the comments after simulation and due to warning iam not able to get the o/p ports at all... please help awaiting you reply

sincerely
M.S.Chandra Sekhar



***** ANALYSIS ....

Warning 439: In file "./controller.spi" line 44:
+   COMMAND .SETBUS: last Time point ignored.
Warning 439: In file "./controller.spi" line 45:
+   COMMAND .SETBUS: last Time point ignored.

***** 0  error(s).
***** 2  warning(s).



***** GENERATION ...

Warning 107:  NODE "RAS[1]": Less than two connections.
Warning 107:  NODE "RAS[0]": Less than two connections.
Warning 107:  NODE "CAS[1]": Less than two connections.
Warning  29: Such messages will not be displayed in future. Set .option MSGNODE
= 0 to receive all such warnings.

Warning 347:  COMMAND .PRINT or .PLOT: element CONTROLLER.SDRAMCONTROLLER1.OUT_R
EFRESH not declared
Warning 347:  COMMAND .PRINT or .PLOT: element CONTROLLER.SDRAMCONTROLLER1.OUT_A
CTIVE not declared
Warning 347:  COMMAND .PRINT or .PLOT: element CONTROLLER.SDRAMCONTROLLER1.OUT_P
RECHARGE not declared
Warning 347:  COMMAND .PRINT or .PLOT: element CONTROLLER.SDRAMCONTROLLER1.OUT_A
UTOREFRESH not declared
Warning 347:  COMMAND .PRINT or .PLOT: element CONTROLLER.SDRAMCONTROLLER1.OUT_R
EAD not declared
Warning 347:  COMMAND .PRINT or .PLOT: element CONTROLLER.SDRAMCONTROLLER1.OUT_W
RITE not declared
Warning 347:  COMMAND .PRINT or .PLOT: element CONTROLLER.SDRAMCONTROLLER1.R0 no
t declared
Warning 347:  COMMAND .PRINT or .PLOT: element CONTROLLER.SDRAMCONTROLLER1.R1 no
t declared
Warning 347:  COMMAND .PRINT or .PLOT: element CONTROLLER.SDRAMCONTROLLER1.C0 no
t declared
Warning 347:  COMMAND .PRINT or .PLOT: element CONTROLLER.SDRAMCONTROLLER1.C1 no
t declared

***** 0  error(s).
***** 23  warning(s).


this is the way I wrote the code....please help me I am new to this HSPICE and I followed manual properly.


.SETBUS RAS[1:0] RAS[1] RAS[0]
.SETBUS CAS[1:0] CAS[1] CAS[0]
.SIGBUS RAS[1:0] 3 0 0 0 00111111
.SIGBUS CAS[1:0] 3 0 0 0 11111111
Vreset reset VSS pattern 3 0 1n 0.1n 0.1n 10n 10111100
Vrefresh refresh VSS pattern 3 0 1n 0.1n 0.1n 10n 01001011
Venable enable VSS pattern 3 0 1n 0.1n 0.1n 10n 11110000
Vrd rd VSS pattern 3 0 1n 0.1n 0.1n 10n 00110011
Vwr wr VSS pattern 3 0 1n 0.1n 0.1n 10n 10111011
Vconflict conflict VSS pattern 3 0 1n 0.1n 0.1n 10n 10011001

V77 VSS 0 0
.tran 10n 200n 10n
.plot tran v(*)
 

.probe tran v(controller.sdramcontroller1.out_refresh)
.probe tran v(controller.sdramcontroller1.out_active)
.probe tran v(controller.sdramcontroller1.out_precharge)
.probe tran v(controller.sdramcontroller1.out_autorefresh)
.probe tran v(controller.sdramcontroller1.out_read)
.probe tran v(controller.sdramcontroller1.out_write)
.probe tran v(controller.sdramcontroller1.R0)
.probe tran v(controller.sdramcontroller1.R1)
.probe tran v(controller.sdramcontroller1.C0)
.probe tran v(controller.sdramcontroller1.C1)

.end


thanks in advance...

awaiting your reply...

sincerely,
M.S.Chandra Sekhar