update hw

azimut · azimut · commit 6faee6474e09 · 2025-06-04T19:58:40.000-03:00
diff --git a/hardware/analog/circuits.org b/hardware/analog/circuits.org
@@ -1,6 +1,7 @@
 - PHDL (vhdl extension) https://sourceforge.net/p/phdl/wiki/Home/
 - SKiDL (python dsl) https://github.com/devbisme/skidl
 - pycircuit (python dsl) https://github.com/dvc94ch/pycircuit
+- circuitlab (online) https://www.circuitlab.com/
 - picsimlab https://github.com/lcgamboa/picsimlab
 - netlistsvg (json netlist to svg) https://github.com/nturley/netlistsvg
 - replicad https://github.com/monostable/replicad
diff --git a/hardware/analog/components/active/diode.org b/hardware/analog/components/active/diode.org
@@ -47,6 +47,7 @@
   - if power supply voltage > battery voltage
   #+ATTR_ORG: :width 200
   [[https://i.sstatic.net/yPLyU.png]]
+
 ** AC-DC Convertor
 
 - to convert AC to DC, letting through only the positive voltage
diff --git a/hardware/analog/components/passive/thermistor.org b/hardware/analog/components/passive/thermistor.org
@@ -0,0 +1,13 @@
+- https://en.wikipedia.org/wiki/Thermistor
+- a temperature variable resistor
+- Types
+  - PTC - Positive Temperature Coeficient
+    - +temp +resistance
+    - Used by:
+      - self-resetting overcurrent protectors
+      - self-regulating heating elements
+  - NTC - Negative Temperature Coeficient
+    - +temp -resistance
+    - Used by:
+      - inrush current limitor
+      - temperature sensors
diff --git a/hardware/digital/components/logic/pld/fpga.org b/hardware/digital/components/logic/pld/fpga.org
diff --git a/hardware/digital/components/logic/pld/self.org b/hardware/digital/components/logic/pld/self.org
@@ -70,6 +70,7 @@ https://hackaday.com/2014/06/25/programmable-logic-ii-cpl/
 
 ** videos
 
+- [ ] 20 [[https://www.youtube.com/watch?v=qoY64kw9qd8][Como leer PAL/GAL 16V8 protegidas]]
 - [ ] 25 [[https://www.youtube.com/watch?v=kzqxsFFQQNo][How to use ATF22V10/GAL22V10 Programmable Logic Devices (PLDs)]]
 - [ ] GAL Hand dissasembly [[https://www.youtube.com/watch?v=h_d4npbKpdY][1]] [[https://www.youtube.com/watch?v=r2sXYgxVwVg][2]]
   - from binary dump to JEDEC using IC's Logic Diagram
diff --git a/hardware/digital/components/memory/rom/mmc.org b/hardware/digital/components/memory/rom/mmc.org
@@ -10,3 +10,4 @@
 - https://riverloopsecurity.com/blog/2020/03/hw-101-emmc/
 - https://sergioprado.blog/rpmb-a-secret-place-inside-the-emmc/
 - https://blog.quarkslab.com/flash-dumping-part-i.html
+- https://riverloopsecurity.com/blog/2020/03/hw-101-emmc/
diff --git a/hardware/digital/connector/3.5mm.org b/hardware/digital/connector/3.5mm.org
@@ -0,0 +1 @@
+- 3.3mm with switch https://sudomod.com/forum/viewtopic.php?t=701
diff --git a/hardware/digital/connector/din.org b/hardware/digital/connector/din.org
@@ -0,0 +1,3 @@
+- https://en.wikipedia.org/wiki/DIN_connector
+- ~1950 by Deutsches Institut für Normung
+- DIN 41524: circular, used by midi
diff --git a/hardware/digital/connector/jtag.org b/hardware/digital/connector/jtag.org
@@ -63,9 +63,22 @@
   - on routers https://openwrt.org/docs/techref/hardware/port.jtag#headers
   - http://jtagtest.com/pinouts/
 
+** mips jtag (2x7)
+
+#+begin_src
+  nTRST  GND
+    TDI  GND
+    TDO  GND
+    TMS  GND
+    TCK  GND
+  nSRST  NC
+   DINT  VREF
+#+end_src
+
 * tools
 
 - arduino
+  - https://github.com/gremwell/go-jtagenum
   - https://github.com/cyphunk/JTAGenum (also raspberry pi)
   - https://github.com/balau/JTAGduino
   - https://eeandcs.blogspot.com/2015/08/jtagxsvf-library-for-arduino.html
@@ -129,6 +142,10 @@
 - pdf [[https://optivstorage.blob.core.windows.net/web/file/55e86eae3f04450d9bafcbb3a94559ca/JTAG.Whitepaper.pdf][The JTAG Interface: An Attacker's Perspective]] by OPTIV
 - http://web.archive.org/web/20190404094435/https://www.gracefulsecurity.com/jtagulator-introduction/
 - article https://medium.com/@aliaksandr.kavalchuk/diving-into-jtag-protocol-part-1-overview-fbdc428d3a16
+- 21 article
+  - https://riverloopsecurity.com/blog/2021/05/hw-101-jtag/
+  - https://riverloopsecurity.com/blog/2021/05/hw-101-jtag-part2/
+  - https://riverloopsecurity.com/blog/2021/07/hw-101-jtag-part3/
 - 19 article https://mcuoneclipse.com/2019/10/20/jtag-debugging-the-esp32-with-ft2232-and-openocd/
 - 20 article https://hackaday.com/2020/04/08/a-hackers-guide-to-jtag/
 - 22 article https://www.actuatedrobots.com/debugging-with-jtag/
diff --git a/hardware/digital/connector/spi.org b/hardware/digital/connector/spi.org
@@ -44,3 +44,6 @@
   | 2 | ↓ | high |
   | 3 | ↑ | high |
   |---+---+------|
+
+* articles
+- https://riverloopsecurity.com/blog/2020/02/hw-101-spi/
diff --git a/hardware/digital/connector/uart.org b/hardware/digital/connector/uart.org
@@ -135,3 +135,6 @@
 - FT232BL by FTDI
   - i own 1 ic
   - USB 1.1/2.0
+
+* articles
+- https://riverloopsecurity.com/blog/2020/01/hw-101-uart/
diff --git a/hardware/digital/embedded.org b/hardware/digital/embedded.org
@@ -28,6 +28,9 @@
   - https://bootlin.com/doc/training/preempt-rt/
   - https://bootlin.com/training/networking/
 
+- fault injection
+  - https://riverloopsecurity.com/blog/2020/10/hw-101-glitching/
+
 * article
 
 ** 20 [[https://krinkinmu.github.io/2020/07/05/beaglebone-software-update.html][Updating kernel and bootloader on BeagleBone Black Wireless]]
diff --git a/hardware/digital/systems/pic1mm.org b/hardware/digital/systems/pic1mm.org
@@ -21,6 +21,11 @@
 - NorthBridge: CS5535-UDC
   - USB 1.1
   - UART
+  - JTAG: yes?
+    - 3.3v
+    - CPU supports it
+    - 2x10
+
 - RAM: SODIMM DDR PC2700S 128Mb
   - upto 512Mb (according to wiki)
   - upto 256Mb per bank (according to datasheet)
diff --git a/hardware/digital/systems/router/wr1043.org b/hardware/digital/systems/router/wr1043.org
@@ -16,6 +16,8 @@
   - host, device, OTG
 - Connectivity:
   - JTAG: yes (no write permissions?)
+    - MIPS JTAG? (2x7)
+    - 3.3v
   - Serial: [[https://www.youtube.com/watch?v=IHNrnLnLakE][video]]
     - 3.3v
     - 115200/8/None/1/None
diff --git a/hardware/synths/cv.org b/hardware/synths/cv.org
@@ -0,0 +1 @@
+- https://en.wikipedia.org/wiki/CV/gate
diff --git a/hardware/synths/kaossilator.org b/hardware/synths/kaossilator.org
@@ -0,0 +1,14 @@
+- Korg Kaossilator
+- Specs
+  - Resistive Pad (500Mhz)
+- mods https://forum.aemodular.com/thread/534/korg-kaossilator-hax
+  - https://kaossilator.wordpress.com/
+  - midi https://hackaday.com/2011/02/04/midi-input-for-the-kaossilator/
+    - only note on/off (NOT pitch selection)
+    - post http://web.archive.org/web/20110210031900/http://furrtek.free.fr:80/index.php?p=crea&a=kaossmidi
+      - [[http://web.archive.org/web/20161206013318/http://furrtek.free.fr/noclass/kaossmidi/schem_full.png][diagram]]
+    - source http://web.archive.org/web/20161206013416/http://furrtek.free.fr/noclass/kaossmidi/source1.c
+    - MIDI -> ATtiny2313 -> Touchpad
+  - gimmick https://www.instructables.com/Make-a-Korg-Kaossilator-Guitar/
+- song https://www.youtube.com/watch?v=u3_yXmIfmYg
+- dissasemble https://www.youtube.com/watch?v=wiZhB_BpINY
diff --git a/hardware/synths/midi.org b/hardware/synths/midi.org
@@ -0,0 +1,11 @@
+- https://en.wikipedia.org/wiki/MIDI
+- https://learn.sparkfun.com/tutorials/midi-tutorial/all
+- Musical Instrument Digital Interface
+- Also used on: stage lighting, and recording studio equipment
+- Serial protocol
+- message
+  - status byte
+    - 4 bit - note on/of
+    - 4 bit - channel
+  - note byte
+  - velocity byte
diff --git a/hardware/synths/self.org b/hardware/synths/self.org
@@ -1,5 +1,3 @@
-- korg kaossilator mod https://kaossilator.wordpress.com/
-
 - Mid-60
 - Books https://sdiy.info/wiki/Synthesizer_books
 - Magazines
@@ -12,6 +10,7 @@
   - Gate     (0v or 10v, 0v or 5v)
   - Trigger  (0v or 10v) a sort of "instant gate"
   - Pitch CV
+    - 1v = C
     - between 0v and 5v, 1v per octave
       - same Voltage as clocks?
     - or? between -+5V

Original file line number	Diff line number	Diff line change
`@@ -0,0 +1 @@`
	`1`	`+- 3.3mm with switch https://sudomod.com/forum/viewtopic.php?t=701`
Original file line number	Diff line number	Diff line change
`@@ -0,0 +1,3 @@`
	`1`	`+- https://en.wikipedia.org/wiki/DIN_connector`
	`2`	`+- ~1950 by Deutsches Institut für Normung`
	`3`	`+- DIN 41524: circular, used by midi`