Schematic updates and docs

kicad/sharpkey.kicad_prl

@@ -62,7 +62,7 @@
       35,
       36
     ],
-    "visible_layers": "ffdffdf_ffffffff",
+    "visible_layers": "ffdffff_ffffffff",
     "zone_display_mode": 0
   },
   "meta": {

kicad/sharpkey.kicad_sch

@@ -8,7 +8,7 @@
     (date "2022-03-09")
     (rev "1.3")
     (comment 1 "dedicated to the Host I/F, the second core to PS/2 capture, vector build and map.")
-    (comment 2 "toolchain. The requirements require control down to 100ns so one cpu core is always")
+    (comment 2 "toolchain. The requirements require control down to 100ns so on cpu core is always")
     (comment 3 "This design uses the common ESP32 SoC for its performance, low power and development ")
     (comment 4 "PS/2 to Sharp MZ-2500/MZ-2800/X1/X68K Keyboard Interface.")
   )
@@ -2744,12 +2744,8 @@
     (effects (font (size 1.27 1.27)) (justify left bottom))
     (uuid 5b701cbb-e617-42ef-ac32-12540c6d0846)
   )
-  (text "NB: MPX must be strapped low or N/C." (at 19.05 177.8 0)
+  (text "     Mouse Signal Key\n\n2          - \n3 MSCTRL  - Mouse Control Clock\n4 MSDATA  - Mouse Data\n5          - \n6          - \n7          - \n8          - "
-    (effects (font (size 0.7874 0.7874)) (justify left bottom))
+    (at 19.05 172.72 0)
-    (uuid 5b743307-5117-4608-9c75-dffa68ddf8d9)
-  )
-  (text "     Mouse Signal Key\n\n2          - N/C (pulled high internally)\n3 MSCTRL  - Mouse Control Clock\n4 MSDATA  - Mouse Data\n5          - Strap low\n6          - Strap low\n7          - Strap high\n8          - Strap low"
-    (at 13.97 167.64 0)
     (effects (font (size 0.7874 0.7874)) (justify left bottom))
     (uuid 72f91424-2afc-46bf-8d2d-785c6190adb8)
   )
@@ -2770,23 +2766,23 @@
     (effects (font (size 1.27 1.27)) (justify left bottom))
     (uuid 97b72635-d769-41b5-be10-7466ea4805c9)
   )
-  (text "DSCK / DSDA - I2C Interface to an OLED Display.\nRXD/TXD.     - UART Receive and Transmit.\nDTR/RTS      - UART control lines used for programming \n                  and reset of the ESP32.\n\nNB: MPX must be strapped low or N/C to program."
+  (text "DSCK / DSDA - I2C Interface to an OLED Display.\nRXD/TXD.     - UART Receive and Transmit.\nDTR/RTS      - UART control lines used for programming \n                  and reset of the ESP32."
-    (at 247.65 80.01 0)
+    (at 247.65 76.2 0)
     (effects (font (size 0.7874 0.7874)) (justify left bottom))
     (uuid b7a0bad2-b4a4-4aa2-929c-06f03cb704d9)
   )
-  (text "     X68000 Keyboard Signal Key\n\n2         - N/C (pulled high internally)\n3 TXD    - Transmit Data\n4 RXD    - Receive Data\n5 READY  - Keyboard Ready\n6 REMOTE - Remote\n7         - Strap low\n8         - Strap low\n"
+  (text "     X68000 Keyboard Signal Key\n\n2         - \n3 TXD    - Transmit Data\n4 RXD    - Receive Data\n5 READY  - Keyboard Ready\n6 REMOTE - Remote\n7         - \n8         - "
-    (at 13.97 154.94 0)
+    (at 19.05 158.75 0)
     (effects (font (size 0.7874 0.7874)) (justify left bottom))
     (uuid c2b0f666-5d14-4ae3-9993-f745a4ee42c1)
   )
-  (text "     X1 Signal Key\n\n2        - Strap low\n3 DATA   - X1 Key Data\n4        - Strap low\n5        - Strap low\n6        - Strap low\n7        - Strap low\n8        - Strap low"
+  (text "     X1 Signal Key\n\n2      -\n3 DATA - X1 Key Data\n4      -\n5      - \n6      - \n7      - \n8      - "
-    (at 13.97 142.24 0)
+    (at 19.05 144.78 0)
     (effects (font (size 0.7874 0.7874)) (justify left bottom))
     (uuid e869aad9-306b-4c57-9e33-d3fc2ad9b7c3)
   )
-  (text "     MZ-2500/2800 Signal Key\n\n2 ~{RTSN} - H:Row Sent, L:Key Data Returned\n3 KD0  -\n4 KD1  -\n5 KD2  -\n6 KD3  - Bi-directional Bus\n7 KD4  - H:Key Data, L:Strobe All Data\n8 MPX  - H:Upper Nibble, L:Lower Nibble"
+  (text "     MZ-2500/2800 Signal Key\n\n2 KD0  -\n3 KD1  -\n4 KD2  -\n5 KD3  - Bi-directional Bus\n6 KD4  - H:Key Data, L:Strobe All Data\n7 MPX  - H:Upper Nibble, L:Lower Nibble\n8 ~{RTSN} - H:Row Sent, L:Key Data Returned"
-    (at 13.97 129.54 0)
+    (at 19.05 130.81 0)
     (effects (font (size 0.7874 0.7874)) (justify left bottom))
     (uuid ebba3f64-f6e2-4115-9437-89e1a925877e)
   )
@@ -4085,7 +4081,7 @@
     (property "Reference" "R21" (id 0) (at 143.51 88.9 0)
       (effects (font (size 0.7874 0.7874)) (justify left))
     )
-    (property "Value" "DNP" (id 1) (at 143.51 90.17 0)
+    (property "Value" "10K" (id 1) (at 143.51 90.17 0)
       (effects (font (size 0.7874 0.7874)) (justify left))
     )
     (property "Footprint" "Resistor_SMD:R_0805_2012Metric" (id 2) (at 143.51 86.36 0)
@@ -4260,7 +4256,7 @@
       (reference "R20") (unit 1) (value "10K") (footprint "Resistor_SMD:R_0805_2012Metric")
     )
     (path "/fabcffe5-3ed2-40e2-896a-ed011b2d8803"
-      (reference "R21") (unit 1) (value "DNP") (footprint "Resistor_SMD:R_0805_2012Metric")
+      (reference "R21") (unit 1) (value "10K") (footprint "Resistor_SMD:R_0805_2012Metric")
     )
     (path "/00000000-0000-0000-0000-000062009785"
       (reference "SW1") (unit 1) (value "WiFi EN") (footprint "Button_Switch_SMD:SW_SPST_B3S-1000")