From 072a469e14a9c617152bdb53d246589ba6e0114f Mon Sep 17 00:00:00 2001 From: Simone Bortolin Date: Fri, 23 Sep 2022 20:41:36 +0200 Subject: add and fix tool pages --- _tools/ascii-hex.md | 2 +- _tools/molex-ont.md | 24 ++++++++++++++++++++++++ _tools/speed-gpon-eth.md | 2 +- _tools/ttl-uart-adapter.md | 16 ++++++++++++++++ 4 files changed, 42 insertions(+), 2 deletions(-) create mode 100644 _tools/molex-ont.md create mode 100644 _tools/ttl-uart-adapter.md (limited to '_tools') diff --git a/_tools/ascii-hex.md b/_tools/ascii-hex.md index 4bb114d..42d4311 100644 --- a/_tools/ascii-hex.md +++ b/_tools/ascii-hex.md @@ -1,7 +1,7 @@ --- title: ASCII and Hex converter has_children: false -nav_order: 6 +nav_order: 1 description: Tool for converter ASCII and Hex layout: default --- diff --git a/_tools/molex-ont.md b/_tools/molex-ont.md new file mode 100644 index 0000000..aed9e34 --- /dev/null +++ b/_tools/molex-ont.md @@ -0,0 +1,24 @@ +--- +title: Molex ONT +has_children: false +nav_order: 3 +layout: default +--- + +In some sticks, such as those based on lantiq, the serial is exposed in the upper pins of the ONT, in order to read them there are 2 possibilities: +- the use of an SFP molex ([farnell](https://it.farnell.com/en-IT/molex/74441-0001/connector-sfp-rcpt-20pos-smt/dp/2112385)) to which you solder 4 wires and remove the other pins, this makes the adapter compatible for a single serial combination +- the use of a board to which the SFP molex is soldered, exposing the main SFP pins + +{% include image.html file="ma5671a-root-1.jpg" alt="Example of how the sfp-ttl adapter" caption="Example of how the sfp-ttl adapter" %} + +{% include image.html file="new-root-procedure\board-molex-arduino.jpg" alt="Example of how the sfp-ttl adapter with a custom board" caption="Example of how the sfp-ttl adapter with a custom board" %} + +if you want to make your own board, here are some ideas: + + +{% include image.html file="board-dupont\top.svg" alt="Example of how the sfp-ttl custom board" caption="Example of how the sfp-ttl custom board" %} +{% include image.html file="board-dupont\bottom.svg" alt="Example of how the sfp-ttl custom board" caption="Example of how the sfp-ttl custom board" %} + +the components to be soldered are instead: +- 1x MOLEX SFP (like Molex-744410001 [lcsc](https://www.lcsc.com/product-detail/Card-Edge-Connectors_MOLEX-744410001_C277615.html), [farnell](https://it.farnell.com/en-IT/molex/74441-0001/connector-sfp-rcpt-20pos-smt/dp/2112385)) +- 2x pinout 2x10 (like [MINTRON MTP125-1210S1](https://www.lcsc.com/product-detail/Pin-Header-Female-Header_MINTRON-MTP125-1210S1_C358699.html)) \ No newline at end of file diff --git a/_tools/speed-gpon-eth.md b/_tools/speed-gpon-eth.md index 98c5c15..f01b623 100644 --- a/_tools/speed-gpon-eth.md +++ b/_tools/speed-gpon-eth.md @@ -1,7 +1,7 @@ --- title: Theoretical maximum speed calculator has_children: false -nav_order: 5 +nav_order: 4 description: Tool for calculating maximum speeds layout: default --- diff --git a/_tools/ttl-uart-adapter.md b/_tools/ttl-uart-adapter.md new file mode 100644 index 0000000..fb9bf98 --- /dev/null +++ b/_tools/ttl-uart-adapter.md @@ -0,0 +1,16 @@ +--- +title: TTL UART Adapter +has_children: false +nav_order: 2 +layout: default +--- + +A TTL UART adapter makes it possible to connect the stick's serial to a computer via a USB interface, and on the computer through serial emulation it is possible to send commands just like the serial ports of the 1990s + +Is widely used in the modding of SFPs, and in general of most embedded devices, since a serial port is always present in all of them and is also used to de-briking the devices. + +TTL adapters are widely found on amazon, the most recommended one being: + +- DSD TECH USB to TTL Serial Adapter with FTDI FT232RL Chip [Amazon.com](https://www.amazon.com/dp/B07BBPX8B8) [Amazon.it](https://www.amazon.it/dp/B07BBPX8B8) + +Alternatively, an [Arduino can be used to emulate a TTL adapter](https://create.arduino.cc/projecthub/PatelDarshil/ways-to-use-arduino-as-usb-to-ttl-converter-475533) \ No newline at end of file -- cgit v1.2.3