ngspice/tests/xspice/digital/d_state.cir

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Code Model Test: d_source + d_state
* (compile (concat "SPICE_SCRIPTS=. ../../../src/ngspice " buffer-file-name) t)
vdummy dummy 0 DC=0
a_source [enable reset up] d_source1
a_osc [enable clk] clk d_xor1
a_counter [up] clk reset [o1 o2] d_state1
.model d_source1 d_source (input_file="d_state-stimulus.txt")
.model d_xor1 d_xor (rise_delay=1ns fall_delay=1ns)
.model d_state1 d_state (clk_delay=0.1ns reset_delay=0.1ns
+ state_file="d_state-updn.txt" reset_state=0)
.control
set noaskquit
set noacct
tran 100ps 20ns
eprint clk up reset o1 o2
eprvcd clk up reset o1 o2 > myfirst.vcd
.endc
.end