From 6d6d7820a52b895f2876dd64d9249d285f4acdc1 Mon Sep 17 00:00:00 2001
From: Jeff Connelly <shellreef+git@gmail.com>
Date: Wed, 25 Jun 2008 21:05:10 -0700
Subject: [PATCH] Clock generator 555: use a period almost the same as
 clock_gen.

---
 circuits/clock_gen-555.asc      | 12 ++++++------
 circuits/clock_gen-555_test.asc |  2 +-
 circuits/clock_gen-555_test.plt | 15 ++++++++++++---
 3 files changed, 19 insertions(+), 10 deletions(-)

diff --git a/circuits/clock_gen-555.asc b/circuits/clock_gen-555.asc
index f19eb24..5249242 100755
--- a/circuits/clock_gen-555.asc
+++ b/circuits/clock_gen-555.asc
@@ -33,25 +33,25 @@ WIRE 368 400 368 336
 WIRE 368 400 288 400
 WIRE 400 400 368 400
 FLAG -176 400 $G_Vss
-FLAG -208 208 FETCH
+FLAG -208 208 EXECUTE
 IOPIN -208 208 Out
 FLAG -176 -32 $G_Vdd
-FLAG -208 288 EXECUTE
+FLAG -208 288 FETCH
 IOPIN -208 288 Out
 SYMBOL Misc\\NE555 128 176 R0
 SYMATTR InstName U1
 SYMBOL cap 272 320 R0
 SYMATTR InstName C1
-SYMATTR Value 0.01µ
+SYMATTR Value 0.001µ
 SYMBOL cap 352 272 R0
 SYMATTR InstName C2
-SYMATTR Value 1e-6
+SYMATTR Value 0.01µ
 SYMBOL res 352 112 R0
 SYMATTR InstName R2
-SYMATTR Value 100k
+SYMATTR Value 3.3k
 SYMBOL res 352 32 R0
 SYMATTR InstName R1
-SYMATTR Value 1k
+SYMATTR Value 330
 SYMBOL sti -176 288 M0
 SYMATTR InstName negCLK
 TEXT 48 464 Left 0 ;TODO: better frequency
diff --git a/circuits/clock_gen-555_test.asc b/circuits/clock_gen-555_test.asc
index d952396..681d46f 100755
--- a/circuits/clock_gen-555_test.asc
+++ b/circuits/clock_gen-555_test.asc
@@ -10,4 +10,4 @@ SYMBOL clock_gen-555 176 112 R0
 SYMATTR InstName cg
 SYMBOL tpower -64 144 R0
 SYMATTR InstName X1
-TEXT 168 304 Left 0 !.tran 5s
+TEXT 168 304 Left 0 !.tran 100u
diff --git a/circuits/clock_gen-555_test.plt b/circuits/clock_gen-555_test.plt
index cfc445e..01b6e68 100755
--- a/circuits/clock_gen-555_test.plt
+++ b/circuits/clock_gen-555_test.plt
@@ -1,9 +1,18 @@
 [Transient Analysis]
 {
-   Npanes: 1
+   Npanes: 2
    {
-      traces: 2 {524290,0,"V(fetch)"} {524291,0,"V(execute)"}
-      X: (' ',1,0,0.5,5)
+      traces: 1 {524290,0,"V(execute)"}
+      X: ('µ',0,0,1e-005,0.0001)
+      Y[0]: (' ',0,-6,1,6)
+      Y[1]: ('_',0,1e+308,0,-1e+308)
+      Volts: (' ',0,0,0,-6,1,6)
+      Log: 0 0 0
+      GridStyle: 1
+   },
+   {
+      traces: 1 {524291,0,"V(fetch)"}
+      X: ('µ',0,0,1e-005,0.0001)
       Y[0]: (' ',0,-6,1,6)
       Y[1]: ('_',0,1e+308,0,-1e+308)
       Volts: (' ',0,0,0,-6,1,6)
-- 
2.11.4.GIT