quack/EDA/ChangeLog.md
2021-06-08 23:01:16 +02:00

30 lines
729 B
Markdown

## PCB 1.4
- added resistor on pulldown to match 68040 Macs.
- tone down LEDs again again again.
- Silkscreen corrections
- added Open Hardware logo
- added tooling holes
## PCB 1.3
- testing blue PCB
- replaced RXS0108EPWR by 74LVC2T45 + 74LVC4245
- tone down LEDs by about 30%
- added automatic ADB pullup resistor
- added decoupling capacitors to level converters
## PCB 1.2
- moved a few labels around the silk layer
- moved the ADB socket out by 2mm
- tone down LEDs by about 50% (christmas is over)
- replaced TXB0108PWR by TXS0108EPWR
## PCB 1.1
- added beads to reduce EMI
- fixed missong OE on TXB0108
- tone down LEDs by about 20%
- fixed Pick&Place rotations
- added PCB Antenna
## PCB 1.0
- Initial board release