Difference between revisions of "TinyPS2"
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* [https://github.com/land-boards/lb-Arduino-Code/tree/master/LBCards/TinyPS2 GitHib Repo for TinyPS2 Firmware] | * [https://github.com/land-boards/lb-Arduino-Code/tree/master/LBCards/TinyPS2 GitHib Repo for TinyPS2 Firmware] | ||
+ | |||
+ | === TinyPS2V01 === | ||
+ | |||
+ | * [https://www.pjrc.com/teensy/td_libs_PS2Keyboard.html PJRC library] | ||
* [https://github.com/land-boards/lb-Arduino-Code/tree/master/LBCards/TinyPS2/TinyPS2V01 Read PS/2 print to screen] | * [https://github.com/land-boards/lb-Arduino-Code/tree/master/LBCards/TinyPS2/TinyPS2V01 Read PS/2 print to screen] | ||
+ | * Resources | ||
+ | <pre> | ||
+ | Sketch uses 3334 bytes (10%) of program storage space. Maximum is 32256 bytes. | ||
+ | Global variables use 377 bytes (18%) of dynamic memory, leaving 1671 bytes for local variables. Maximum is 2048 bytes. | ||
+ | </pre> | ||
== Other People's Videos == | == Other People's Videos == |
Revision as of 10:03, 4 May 2022
Contents
Features
- PS/2 keyboard or mouse to TTL Level Serial converter
- ATTiny85
- 115,200 baud
- 49x49mm ODAS form factor
- 4-40 mounting holes
Connectors
J1 - TTL Serial Connector
- 5V
- SERTX
- N/C
- GND
J2 - PS/2
- Standard PS/2 Mini-DIN-6 connector
H2 - In-System Programming Header
- SPI connector to download ATTiny85
- 2x3 header
- Program ATTiny85 without PS/2 keyboard attached
- Pinout
- KBCLK
- GND
- SERTX
- KBDAT
- RST*
- GND
Firmware
TinyPS2V01
- PJRC library
- Read PS/2 print to screen
- Resources
Sketch uses 3334 bytes (10%) of program storage space. Maximum is 32256 bytes. Global variables use 377 bytes (18%) of dynamic memory, leaving 1671 bytes for local variables. Maximum is 2048 bytes.
Other People's Videos
Schematic
Issues
- Missing pull-up resistors on PS/2
- Rev 2 - add pull-up resistors
- Missing C3 cap in sequence
- Rev 2 - change C4 => C3