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-rw-r--r--ob-spice.org53
1 files changed, 51 insertions, 2 deletions
diff --git a/ob-spice.org b/ob-spice.org
index 1a13fea..e86c5c0 100644
--- a/ob-spice.org
+++ b/ob-spice.org
@@ -186,10 +186,15 @@ Access with ~$x[0]~ or ~$x[2-len]~.
#+BEGIN_SRC emacs-lisp
(defun org-babel-spice-trim-body (body)
"Prepare BODY to be used in interactive ngspice session."
+ ;; random control codes after $var inserts
(replace-regexp-in-string
- "^ *\\.\\(control\\|endc\\) *$" ""
+ "" " "
+ ;; .control .endc lines
(replace-regexp-in-string
- "^ *\\*.*$" "" body)))
+ "^ *\\.\\(control\\|endc\\) *$" ""
+ ;; comment lines
+ (replace-regexp-in-string
+ "^ *\\*.*$" "" body))))
(defun org-babel-execute:spice-exp (body params)
"Execute a block of Spice code with Babel.
This function is called by `org-babel-execute-src-block'."
@@ -201,10 +206,12 @@ Access with ~$x[0]~ or ~$x[2-len]~.
(no-source (cdr (assq :no-source params)))
(break-index (if (string-match "^ *\.end *$" body)
(match-end 0) 0))
+ ;;todo: add prologue
(circuit-body (org-babel-spice-replace-vars
(substring body 0 break-index)
vars));vars need to be replaced as they don't work when using source
;; todo: replace vars. :-( → set vars break when doing something like $file.txt
+ ;; todo: add only epilogue, not prologue
(control-body (org-babel-spice-trim-body (substring body break-index)))
(full-control-body (if control-body
(org-babel-expand-body:generic
@@ -326,3 +333,45 @@ Error: missing name for output.
Error: file.txt: no such variable.
Error: missing name for output.
#+end_example
+
+#+BEGIN_SRC spice-exp :var file="/tmp/spice_test2" :session spicetest
+ ,*Virtual Ground Test: opamp gain = 1000
+ vin in 0 dc 0V sin(0 .1 100Hz)
+ r1 in inn 10k
+ r2 inn out 10k
+ EOpamp out 0 0 inn 1000
+ .tran 0.1ms 0.05s
+ .print tran v(in)
+ .meas tran vtest find v(in) at=0.04e-3
+ .end
+ .control
+ run
+ set gnuplot_terminal=png
+ gnuplot $file v(in) v(out) v(inn)
+ .endc
+#+END_SRC
+
+#+RESULTS:
+#+begin_example
+Doing analysis at TEMP = 27.000000 and TNOM = 27.000000
+
+
+Initial Transient Solution
+--------------------------
+
+Node Voltage
+---- -------
+in 0
+inn 0
+out 0
+eopamp#branch 0
+vin#branch 0
+
+
+
+No. of Data Rows : 508
+
+Measurements for Transient Analysis
+
+vtest = 2.512902e-03
+#+end_example