From d6b4a9395b87cf475f018d56372dec4ab48de1d7 Mon Sep 17 00:00:00 2001
From: LongHairedHacker <sebastian@sebastians-site.de>
Date: Sun, 14 Jun 2020 15:51:36 +0200
Subject: [PATCH] Added a crystal, for accurate usart timings

---
 mate-driver-cache.lib |  21 +++++++
 mate-driver.sch       | 129 +++++++++++++++++++++++++++++++++---------
 2 files changed, 123 insertions(+), 27 deletions(-)

diff --git a/mate-driver-cache.lib b/mate-driver-cache.lib
index 5adaae8..51887c8 100644
--- a/mate-driver-cache.lib
+++ b/mate-driver-cache.lib
@@ -109,6 +109,27 @@ X ~ 2 0 -150 130 U 50 50 1 1 P
 ENDDRAW
 ENDDEF
 #
+# Device_Crystal
+#
+DEF Device_Crystal Y 0 40 N N 1 F N
+F0 "Y" 0 150 50 H V C CNN
+F1 "Device_Crystal" 0 -150 50 H V C CNN
+F2 "" 0 0 50 H I C CNN
+F3 "" 0 0 50 H I C CNN
+$FPLIST
+ Crystal*
+$ENDFPLIST
+DRAW
+S -45 100 45 -100 0 1 12 N
+P 2 0 1 0 -100 0 -75 0 N
+P 2 0 1 20 -75 -50 -75 50 N
+P 2 0 1 20 75 -50 75 50 N
+P 2 0 1 0 100 0 75 0 N
+X 1 1 -150 0 50 R 50 50 1 1 P
+X 2 2 150 0 50 L 50 50 1 1 P
+ENDDRAW
+ENDDEF
+#
 # Device_D
 #
 DEF Device_D D 0 40 N N 1 F N
diff --git a/mate-driver.sch b/mate-driver.sch
index 76641e9..86c6f50 100644
--- a/mate-driver.sch
+++ b/mate-driver.sch
@@ -1126,50 +1126,50 @@ Wire Wire Line
 $Comp
 L Device:R R?
 U 1 1 5F094B0D
-P 4000 5000
-F 0 "R?" H 4070 5046 50  0000 L CNN
-F 1 "18k" H 4070 4955 50  0000 L CNN
-F 2 "" V 3930 5000 50  0001 C CNN
-F 3 "~" H 4000 5000 50  0001 C CNN
-	1    4000 5000
+P 3350 5000
+F 0 "R?" H 3420 5046 50  0000 L CNN
+F 1 "18k" H 3420 4955 50  0000 L CNN
+F 2 "" V 3280 5000 50  0001 C CNN
+F 3 "~" H 3350 5000 50  0001 C CNN
+	1    3350 5000
 	1    0    0    -1  
 $EndComp
 Wire Wire Line
-	4000 5150 4000 5250
+	3350 5150 3350 5250
 Wire Wire Line
-	4000 5250 4500 5250
+	3350 5250 4500 5250
 Wire Wire Line
-	4000 4850 4000 4700
+	3350 4850 3350 4700
 Wire Wire Line
-	4000 4700 5100 4700
+	3350 4700 5100 4700
 Connection ~ 5100 4700
 $Comp
 L Device:C C?
 U 1 1 5F0A84CB
-P 4000 5500
-F 0 "C?" H 4115 5546 50  0000 L CNN
-F 1 "100nF" H 4115 5455 50  0000 L CNN
-F 2 "" H 4038 5350 50  0001 C CNN
-F 3 "~" H 4000 5500 50  0001 C CNN
-	1    4000 5500
+P 3350 5650
+F 0 "C?" H 3465 5696 50  0000 L CNN
+F 1 "100nF" H 3465 5605 50  0000 L CNN
+F 2 "" H 3388 5500 50  0001 C CNN
+F 3 "~" H 3350 5650 50  0001 C CNN
+	1    3350 5650
 	1    0    0    -1  
 $EndComp
 Wire Wire Line
-	4000 5350 4000 5250
-Connection ~ 4000 5250
+	3350 5500 3350 5250
+Connection ~ 3350 5250
 $Comp
 L power:GND #PWR?
 U 1 1 5F0AE8B9
-P 4000 5800
-F 0 "#PWR?" H 4000 5550 50  0001 C CNN
-F 1 "GND" H 4005 5627 50  0000 C CNN
-F 2 "" H 4000 5800 50  0001 C CNN
-F 3 "" H 4000 5800 50  0001 C CNN
-	1    4000 5800
+P 3350 6550
+F 0 "#PWR?" H 3350 6300 50  0001 C CNN
+F 1 "GND" H 3355 6377 50  0000 C CNN
+F 2 "" H 3350 6550 50  0001 C CNN
+F 3 "" H 3350 6550 50  0001 C CNN
+	1    3350 6550
 	1    0    0    -1  
 $EndComp
 Wire Wire Line
-	4000 5650 4000 5800
+	3350 5800 3350 6550
 $Comp
 L Device:C C?
 U 1 1 5F0BAC31
@@ -1203,10 +1203,10 @@ F 3 "" H 5400 4700 50  0001 C CNN
 $EndComp
 Wire Wire Line
 	5400 4600 5400 4700
-Text GLabel 3900 5250 0    50   Input ~ 0
+Text GLabel 3250 5250 0    50   Input ~ 0
 RST
 Wire Wire Line
-	3900 5250 4000 5250
+	3250 5250 3350 5250
 $Comp
 L power:+5V #PWR?
 U 1 1 5F0D59A4
@@ -1413,4 +1413,79 @@ F 3 "" H 1750 5450 50  0001 C CNN
 	1    1750 5450
 	1    0    0    -1  
 $EndComp
+Wire Wire Line
+	4500 5650 4200 5650
+Wire Wire Line
+	4200 5650 4200 6100
+Wire Wire Line
+	3800 5450 3800 5650
+$Comp
+L Device:C C?
+U 1 1 5EEAA504
+P 3800 6250
+F 0 "C?" H 3915 6296 50  0000 L CNN
+F 1 "22pF" H 3915 6205 50  0000 L CNN
+F 2 "" H 3838 6100 50  0001 C CNN
+F 3 "~" H 3800 6250 50  0001 C CNN
+	1    3800 6250
+	1    0    0    -1  
+$EndComp
+$Comp
+L Device:C C?
+U 1 1 5EEAA879
+P 4200 6250
+F 0 "C?" H 4315 6296 50  0000 L CNN
+F 1 "22pF" H 4315 6205 50  0000 L CNN
+F 2 "" H 4238 6100 50  0001 C CNN
+F 3 "~" H 4200 6250 50  0001 C CNN
+	1    4200 6250
+	1    0    0    -1  
+$EndComp
+Wire Wire Line
+	3800 5450 4500 5450
+$Comp
+L Device:Crystal Y?
+U 1 1 5EEAB389
+P 4000 5650
+F 0 "Y?" H 4000 5474 50  0000 C CNN
+F 1 "8MHz" H 4000 5383 50  0000 C CNN
+F 2 "" H 4000 5650 50  0001 C CNN
+F 3 "~" H 4000 5650 50  0001 C CNN
+	1    4000 5650
+	1    0    0    -1  
+$EndComp
+Wire Wire Line
+	3850 5650 3800 5650
+Connection ~ 3800 5650
+Wire Wire Line
+	3800 5650 3800 6100
+Wire Wire Line
+	4150 5650 4200 5650
+Connection ~ 4200 5650
+$Comp
+L power:GND #PWR?
+U 1 1 5EEDBCBA
+P 3800 6550
+F 0 "#PWR?" H 3800 6300 50  0001 C CNN
+F 1 "GND" H 3805 6377 50  0000 C CNN
+F 2 "" H 3800 6550 50  0001 C CNN
+F 3 "" H 3800 6550 50  0001 C CNN
+	1    3800 6550
+	1    0    0    -1  
+$EndComp
+Wire Wire Line
+	3800 6400 3800 6550
+$Comp
+L power:GND #PWR?
+U 1 1 5EEE5D60
+P 4200 6550
+F 0 "#PWR?" H 4200 6300 50  0001 C CNN
+F 1 "GND" H 4205 6377 50  0000 C CNN
+F 2 "" H 4200 6550 50  0001 C CNN
+F 3 "" H 4200 6550 50  0001 C CNN
+	1    4200 6550
+	1    0    0    -1  
+$EndComp
+Wire Wire Line
+	4200 6400 4200 6550
 $EndSCHEMATC