Twins

PCB

• 

Layout

_________________________________________________________
| LABEL: VIDEOR-191193                                   |
| ____________________         _____________             |
| | U24 40PIN DEVICE |         | IMSG176P-66|        ____|
| |__________________|         |____________|        |
|                                                    |___
| ___________   74HC574  ___________       74HC574   ----|
| | D43256AC |           | D43256AC |                ----|
| |__________|  74LS245  |__________|      74LS245   ----|
|                                                    ----|
| 74LS245       74HC573  74LS245           74HC573   ----|
|  ____________   ____________  __________________   ----|
|  | 84256A-10L|  | 84256A-10L| | AY-3-8910A      |  ----|
|  |___________|  |___________| |_________________|  ----|
| _____________  _____________                       ----|
| | 1 27C4001  | | 2 27C4001  |                      ----|
| |____________| |____________| ___________________  ----|
|                               |U30 40PIN DEVICE |  ----|
| 74LS245      74LS245  74HC573 |_________________|  ----|
|                                                    ----|
| 74HC573      74HC573  74HC74                       ____|
|  __________________                                |
|  |NEC V30 9327N5   |  74HC04      24C2AB1          |___
|  |_________________|         XTAL8MHz                  |
|________________________________________________________|

Credits

• PCB picture from ClawGrip
• Layout diagram by Dave