Instruction RAM uses Device Select lines 0 and 1 now.

This is a deviation from the breadboard prototype, but should be more elegant. Other devices with higher assigned numbers will be off board.
foxostro · Oct 4, 2019 · c86795c · c86795c
1 parent 61d8803
commit c86795c
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Showing 24 changed files with 22,519 additions and 22,724 deletions.
diff --git a/Schematics/MainBoard/ALU.bak b/Schematics/MainBoard/ALU.bak
@@ -4,7 +4,7 @@ EELAYER 29 0
 EELAYER END
 $Descr A 11000 8500
 encoding utf-8
-Sheet 21 20
+Sheet 21 19
 Title "ALU"
 Date ""
 Rev ""

diff --git a/Schematics/MainBoard/Bus Display.bak b/Schematics/MainBoard/Bus Display.bak
@@ -4,7 +4,7 @@ EELAYER 29 0
 EELAYER END
 $Descr A 11000 8500
 encoding utf-8
-Sheet 22 20
+Sheet 19 19
 Title "Bus Display"
 Date ""
 Rev ""

diff --git a/Schematics/MainBoard/Clock.bak b/Schematics/MainBoard/Clock.bak
@@ -4,7 +4,7 @@ EELAYER 29 0
 EELAYER END
 $Descr A 11000 8500
 encoding utf-8
-Sheet 17 20
+Sheet 14 19
 Title "Clock"
 Date ""
 Rev ""
@@ -15,11 +15,11 @@ Comment3 "the three-bit control signal."
 Comment4 "The clock module divides the signal from the crystal oscillator at a rate determined by"
 $EndDescr
 $Comp
-L Oscillator:ACO-xxxMHz 10MHz1
+L Oscillator:ACO-xxxMHz OSC1
 U 1 1 5D387BCA
 P 1700 1450
-F 0 "10MHz1" H 1357 1496 50  0000 R CNN
-F 1 "ACO-xxxMHz" H 1357 1405 50  0000 R CNN
+F 0 "OSC1" H 1357 1496 50  0000 R CNN
+F 1 "10MHz" H 1357 1405 50  0000 R CNN
 F 2 "Oscillator:Oscillator_DIP-14" H 2150 1100 50  0001 C CNN
 F 3 "http://www.conwin.com/datasheets/cx/cx030.pdf" H 1600 1450 50  0001 C CNN
 	1    1700 1450

diff --git a/Schematics/MainBoard/Execute.bak b/Schematics/MainBoard/Execute.bak
@@ -4,7 +4,7 @@ EELAYER 29 0
 EELAYER END
 $Descr A 11000 8500
 encoding utf-8
-Sheet 15 20
+Sheet 15 19
 Title "Execute"
 Date ""
 Rev ""

diff --git a/Schematics/MainBoard/Instruction Decode.bak b/Schematics/MainBoard/Instruction Decode.bak
@@ -4,7 +4,7 @@ EELAYER 29 0
 EELAYER END
 $Descr A 11000 8500
 encoding utf-8
-Sheet 14 20
+Sheet 11 19
 Title "Instruction Decode"
 Date ""
 Rev ""

diff --git a/Schematics/MainBoard/Instruction Fetch.bak b/Schematics/MainBoard/Instruction Fetch.bak
@@ -4,7 +4,7 @@ EELAYER 29 0
 EELAYER END
 $Descr A4 11693 8268
 encoding utf-8
-Sheet 8 20
+Sheet 8 19
 Title "Instruction Fetch"
 Date ""
 Rev ""

diff --git a/Schematics/MainBoard/Instruction Fetch.sch b/Schematics/MainBoard/Instruction Fetch.sch
@@ -4,7 +4,7 @@ EELAYER 29 0
 EELAYER END
 $Descr A4 11693 8268
 encoding utf-8
-Sheet 8 19
+Sheet 5 19
 Title "Instruction Fetch"
 Date ""
 Rev ""

diff --git a/Schematics/MainBoard/Instruction RAM Address.bak b/Schematics/MainBoard/Instruction RAM Address.bak
@@ -4,7 +4,7 @@ EELAYER 29 0
 EELAYER END
 $Descr A4 11693 8268
 encoding utf-8
-Sheet 11 20
+Sheet 11 19
 Title "Instruction RAM Address"
 Date ""
 Rev ""

diff --git a/Schematics/MainBoard/Instruction RAM Address.sch b/Schematics/MainBoard/Instruction RAM Address.sch
@@ -4,7 +4,7 @@ EELAYER 29 0
 EELAYER END
 $Descr A4 11693 8268
 encoding utf-8
-Sheet 11 19
+Sheet 8 19
 Title "Instruction RAM Address"
 Date ""
 Rev ""
@@ -689,6 +689,12 @@ Wire Bus Line
 Connection ~ 9500 4950
 Wire Bus Line
 	9500 4950 10500 4950
+Text Label 1600 3300 0    50   ~ 0
+AddressBus3
+Text Label 1600 3200 0    50   ~ 0
+PC_IF3
+Text Label 3850 3500 0    50   ~ 0
+PC_IF6
 Wire Bus Line
 	6000 1700 6000 3700
 Wire Bus Line
@@ -713,10 +719,4 @@ Wire Bus Line
 	1500 1700 1500 3700
 Wire Bus Line
 	10500 2700 10500 4950
-Text Label 1600 3300 0    50   ~ 0
-AddressBus3
-Text Label 1600 3200 0    50   ~ 0
-PC_IF3
-Text Label 3850 3500 0    50   ~ 0
-PC_IF6
 $EndSCHEMATC
diff --git a/Schematics/MainBoard/Instruction RAM.bak b/Schematics/MainBoard/Instruction RAM.bak
@@ -4,7 +4,7 @@ EELAYER 29 0
 EELAYER END
 $Descr USLetter 11000 8500
 encoding utf-8
-Sheet 12 20
+Sheet 12 19
 Title "Instruction RAM"
 Date ""
 Rev ""

diff --git a/Schematics/MainBoard/Instruction RAM.sch b/Schematics/MainBoard/Instruction RAM.sch
@@ -4,7 +4,7 @@ EELAYER 29 0
 EELAYER END
 $Descr USLetter 11000 8500
 encoding utf-8
-Sheet 12 19
+Sheet 9 19
 Title "Instruction RAM"
 Date ""
 Rev ""
@@ -355,11 +355,11 @@ IRAM15
 Text GLabel 1250 2450 0    50   Input ~ 0
 DeviceSelect[0..7]
 Text Label 1400 1150 0    50   ~ 0
-DeviceSelect3
+DeviceSelect0
 Entry Wire Line
 	1300 1250 1400 1150
 Text Label 1400 4350 0    50   ~ 0
-DeviceSelect4
+DeviceSelect1
 Entry Wire Line
 	1300 4250 1400 4350
 Wire Bus Line

diff --git a/Schematics/MainBoard/Instruction ROM.bak b/Schematics/MainBoard/Instruction ROM.bak
@@ -4,7 +4,7 @@ EELAYER 29 0
 EELAYER END
 $Descr USLetter 11000 8500
 encoding utf-8
-Sheet 10 20
+Sheet 10 19
 Title "Instruction ROM"
 Date ""
 Rev ""

diff --git a/Schematics/MainBoard/Instruction Register.bak b/Schematics/MainBoard/Instruction Register.bak
@@ -4,7 +4,7 @@ EELAYER 29 0
 EELAYER END
 $Descr A 11000 8500
 encoding utf-8
-Sheet 13 20
+Sheet 13 19
 Title "Instruction Register"
 Date ""
 Rev ""

diff --git a/Schematics/MainBoard/MainBoard.bak b/Schematics/MainBoard/MainBoard.bak
@@ -4,7 +4,7 @@ EELAYER 29 0
 EELAYER END
 $Descr A 11000 8500
 encoding utf-8
-Sheet 1 20
+Sheet 1 19
 Title "TurtleTTL: Main Board"
 Date ""
 Rev ""