diff --git a/AppleIISd.json b/AppleIISd.json
deleted file mode 100644
index 08f0255..0000000
--- a/AppleIISd.json
+++ /dev/null
@@ -1,17 +0,0 @@
-{signal: [
- ['Apple',
-  {name: '7M', 		wave: 'n........', period: 2 },
-  {name: 'Phi0', 	wave: 'hl......h......l..'},
-  {name: 'Q3',		wave: 'lh...l..h...l..h..'},
-  {name: 'ADD',		wave: 'x.....=.........x.', data: "IO-Address", phase: 0.5},
-  {name: '/DEV_SEL',wave: 'h.......0......1..'},
- {},
-  {name: 'R/W',		wave: 'x.....=.........x.', phase: 0.5},
-  {name: 'DATA',	wave: 'x.....z..x.=....z.', phase: 0.5},
- ],
- {},
- ['Card',
-  {name: 'Address',	wave: 'x........=.......x'},
-  {name: 'DATA',	wave: 'x........z.=....z.', data: 'FromPeripheral', phase: 0.5},
- ],
-]}
diff --git a/Datasheets/AT28C64.pdf b/Datasheets/AT28C64.pdf
new file mode 100644
index 0000000..20fcded
Binary files /dev/null and b/Datasheets/AT28C64.pdf differ
diff --git a/Datasheets/AppleII_Timing.json b/Datasheets/AppleII_Timing.json
new file mode 100644
index 0000000..7c8a78d
--- /dev/null
+++ b/Datasheets/AppleII_Timing.json
@@ -0,0 +1,18 @@
+{signal: [
+ ['Apple',
+  {name: '7M',    wave: 'n........', period: 2 },
+  {name: 'Phi0',  wave: 'hl......h......l..', node: '.a......b......c'},
+  {name: 'Q3',    wave: 'lh...l..h...l..h..'},
+  {name: 'ADD',   wave: '=.x=............x.', node: '...d............e', phase: 0.5},
+  {name: '/DEV_SEL',wave: 'h.......0......1..'},
+ {},
+  {name: 'R/W',   wave: 'x..=.........x....', phase: 0.5},
+  {name: 'DATA',  wave: 'x........=.......z', node: '.........f.......g', data: 'FromCPU', phase: 0.5},
+  {name: 'DATA',  wave: 'x..........=....z.', node: '...........h....i', data: 'ToCPU', phase: 0.5},
+ ],
+
+],
+  edge: [
+  'a<->b 490 ns', 'a-|>d max 100ns', 'b-|>f max 30ns', 'c-|>e min 15ns', 'h|->c min 140ns', 'c-|>g min 30ns', 'c|->i min 10ns'
+  ]
+}
diff --git a/Datasheets/AppleII_Timing.png b/Datasheets/AppleII_Timing.png
new file mode 100644
index 0000000..1b7c412
Binary files /dev/null and b/Datasheets/AppleII_Timing.png differ
diff --git a/Datasheets/EEPROM_Timing.json b/Datasheets/EEPROM_Timing.json
new file mode 100644
index 0000000..e69046e
--- /dev/null
+++ b/Datasheets/EEPROM_Timing.json
@@ -0,0 +1,21 @@
+{signal: [
+ ['E2 Read',
+  {name: 'ADD',   wave: 'x.=......x..', node: '..a......b'},
+  {name: '/CE',   wave: '1..0.....1..', node: '...c'},
+  {name: '/OE',   wave: '1...0....1..', node: '....d'},
+  {name: 'DATA',  wave: 'z......=...z', node: '.......e...f'},
+ ],
+ {},
+ ['E2 Write',
+  {name: 'ADD',   wave: 'x.=..x........=', node: '..g..h'},
+  {name: '/CE',   wave: '1.0......1....0', node: '.........i'},
+  {name: '/OE',   wave: '0.1......0.....'},
+  {name: '/WE',   wave: '1..0....1.....0', node: '...j....k.....l'},
+  {name: 'DATA',  wave: 'z....=.....z...', node: '.....m.....n'},
+ ],
+],
+  edge: [
+  'a-|>e max 150ns', 'b-|>f max 50ns', 'c-|>e max 150ns', 'd|->e 10-70ns', 
+    'g-|>j min 10ns', 'k|->i min 0ns', 'j-|>h min 50ns', 'j->k min 100ns', 'k|->m min 50ns', 'k-|>n min 10ns'
+  ]
+}
diff --git a/Datasheets/EEPROM_Timing.png b/Datasheets/EEPROM_Timing.png
new file mode 100644
index 0000000..752b0db
Binary files /dev/null and b/Datasheets/EEPROM_Timing.png differ
diff --git a/Datasheets/Timings.pptx b/Datasheets/Timings.pptx
index af443e7..0840be0 100644
Binary files a/Datasheets/Timings.pptx and b/Datasheets/Timings.pptx differ