Thotcon0x5
Workshop88·thotcon0x5·hardware/development/iss_p1/thotcon_0x5.net
About the Thotcon0x5 PCB
Thotcon0x5 is an open source AVR/Arduino PCB design by Workshop88, published on GitHub. It is a board, with 69 components from 39 distinct parts.
Its main chip is the ATMEGA32U4, from the AVR/Arduino family. Other key parts include the 5V, 3.3V and MC14050. By type, the board carries 20 capacitors, 15 resistors, 7 connectors, 7 switches, 4 ICs and 4 diodes.
From the project
Basics: Replace ARDUINOROOT/hardware/arduino/variants/leonardo/pinsarduino.h with libraries/pinsarduino.h (back up the existing one) Replace ARDUINOROOT/hardware/arduino/boards.txt with the one from this repo. * To program via USB, you need the actual Leonardo or LilyPadUSB bootl
Basics: Replace ARDUINOROOT/hardware/arduino/variants/leonardo/pinsarduino.h with libraries/pinsarduino.h (back up the existing one) Replace ARDUINOROOT/hardware/arduino/boards.txt with the one from this repo. * To program via USB, you need the actual Leonardo or LilyPadUSB bootloader. To install that, you'll need to use some kind of AVRISP. This is a good place to start: http://letsmakerobots.com/content/make-arduino-isp-programmer
Main components on the Thotcon0x5
Thotcon0x5 bill of materials (BOM)
69 components, 39 distinct parts — part numbers from the project's BOM.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | ATMEGA32U4 | TQFP44 | U1 |
| 1 | 5V | SOT23-5 | U2 |
| 1 | 3.3V | SOT23-5 | U3 |
| 1 | MC14050 | SOIC-16-D | U4 |
| 1 | 8.000 MHz | CRYSTAL_SMD_4824_4 | Y1 |
| 1 | POWER | SIL-8 | J1 |
| 1 | ANALOG | SIL-6 | J2 |
| 1 | DIGITAL_0 | SIL-8 | J3 |
| 1 | DIGITAL_1 | SIL-10-MOD | J4 |
| 1 | EXT_POWER | JACK_PJ102 | J5 |
| 1 | USB_IN | USB_MICRO_B_THM | J6 |
| 1 | ICSP | pin_array_3x2 | P2 |
| 2 | CR2032 | SOCK_2032_THM | B1, B2 |
| 1 | EA_DOGS102 | DOGS102 | DS1 |
| 1 | .5 A | SM1206 | F1 |
| 4 | TOOLING | hole_5mm | MH1, MH2, MH3, MH4 |
| 1 | A | PB_NO_6x6 | S1 |
| 1 | B | PB_NO_6x6 | S2 |
| 1 | RST | PB_NO_6x6 | S3 |
| 1 | UP | PB_NO_6x6 | S4 |
Show 19 more
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | RGT | PB_NO_6x6 | S5 |
| 1 | DWN | PB_NO_6x6 | S6 |
| 1 | LFT | PB_NO_6x6 | S7 |
| 2 | 300 | SM0603 | Z1, Z2 |
| 1 | BATTERY | LED-1206-REV | DS2 |
| 3 | MBR0530 | MBR0530 | D2, D4, D5 |
| 1 | S01575 | SM1206POL | D6 |
| 2 | 10 uF | DM5_RM2_THM | C1, C10 |
| 6 | 1 uF | SM0603_Capa | C2, C9, C11, C14, C15, C16 |
| 3 | 4.7 uF | SM1206 | C3, C5, C7 |
| 2 | .01 uF | SM0603_Capa | C4, C6 |
| 5 | .1 uF | SM0603_Capa | C8, C17, C18, C19, C20 |
| 2 | 18 pF | SM0603_Capa | C12, C13 |
| 1 | 1K | SM0603 | R1 |
| 2 | 5V | SM0603 | R2, R3 |
| 2 | 22 | SM0603 | R4, R5 |
| 2 | 120 | SM0603 | R6, R16 |
| 7 | 10K | SM0603 | R7, R8, R9, R10, R11, R12, R13 |
| 1 | 2.2K | RC05_300 | R14 |
Thotcon0x5 design files
The KiCad project lives in the Workshop88/thotcon0x5 repository on GitHub; these links point at the commit this page was built from.
Thotcon0x5: common questions
What microcontroller does the Thotcon0x5 use?
The Thotcon0x5 is built around the ATMEGA32U4, from the AVR/Arduino family.
How many components are on the Thotcon0x5?
69 components, from 39 distinct parts, with part numbers taken from the project's own BOM. The full bill of materials is listed on this page.
Where can I download the Thotcon0x5 design files?
From the Workshop88/thotcon0x5 repository on GitHub, which has a netlist and the BOM; the links under Design files point to each one.
Can I use the Thotcon0x5 design in my own project?
The repository has no license, so all rights stay with Workshop88. Use it as a reference, and ask the author before reusing the design.
Can I test firmware for the Thotcon0x5 without the hardware?
Yes. HardLabs builds a simulation of the board from its netlist and BOM, so you can run and debug AVR/Arduino firmware against it before you order a PCB.
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