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baldengineer
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Mega-IIe
Using the Mega II from a IIgs to make a Apple IIe compatible computer: The Mega IIe!
https://github.com/baldengineer/Golden-Delicious
MIT License
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Slot Expander for Rev 3 Enclosure
#78
baldengineer
closed
8 months ago
0
Fixed major Rev 3 issues.
#77
baldengineer
closed
10 months ago
0
pin 16 of the db19 should have a jumper to 5 volts, not ground
#76
baldengineer
closed
10 months ago
1
Add jumper and resistor for dual-mode floppy emu (20-pin)
#75
baldengineer
opened
10 months ago
0
CAD and STL for Rev 3
#74
baldengineer
closed
10 months ago
0
inital setup for 3b schematic
#73
baldengineer
closed
10 months ago
0
LEDs are using Diode symbol
#72
baldengineer
opened
11 months ago
0
power indicators too bright
#71
baldengineer
closed
10 months ago
1
Decoder LEDs are driven by LVC573, driven by 5V
#70
baldengineer
closed
10 months ago
2
decoder and ANx LEDs are way too bright
#69
baldengineer
closed
10 months ago
2
3b: Did R8 and R9 get loaded with values or 0 ohms?
#68
baldengineer
opened
11 months ago
0
rev3 ERC Cleaned and resolved previously unnoticed issues.
#67
baldengineer
closed
11 months ago
0
ERC and DRC clean-up (v7 changes)
#66
baldengineer
closed
11 months ago
0
Add OR-gate to drive SPKR from RP2040
#65
baldengineer
opened
12 months ago
0
[MEGA-65c02] add header for speaker output (or boomer?)
#64
baldengineer
opened
1 year ago
0
Io proto mk2
#63
baldengineer
closed
1 year ago
0
NKEY Rollover should ignore [CONTROL] - Custom keyboard CONTROL [CAPS] can't be held
#62
baldengineer
opened
2 years ago
0
I2C Digipot should be powered by 5V_2040
#61
baldengineer
closed
10 months ago
2
Gameport SW2 and SW3 should have pull-ups
#60
baldengineer
closed
10 months ago
0
Consider 5V selector for Floppy
#59
baldengineer
opened
2 years ago
1
Rev3b code integration
#58
baldengineer
closed
2 years ago
0
[io board] DEVx is hard wired to slot 1
#57
baldengineer
closed
1 year ago
0
RP2040s don't boot if Mega's 5V rail comes up first
#56
baldengineer
opened
2 years ago
0
Cannot boot ProDOS software (except for 2.4.2)
#55
baldengineer
closed
2 years ago
1
Increase pad lengths
#54
baldengineer
opened
2 years ago
0
If doing a Rev 3c, add on-board LED for KBD2040
#53
baldengineer
closed
10 months ago
1
OAPL and CAPL keys conlfict with SW1 and SW0 on paddles
#52
baldengineer
closed
10 months ago
3
IWM Disk Activity LEDs are inverted
#51
baldengineer
closed
10 months ago
1
EEPROM Wired Wrong
#50
baldengineer
closed
10 months ago
0
Rev 3b, after first fab messed up boards.
#49
baldengineer
closed
2 years ago
0
Pcb rev3b - Power Sequencing code
#48
baldengineer
closed
2 years ago
1
Pcb rev3
#47
baldengineer
closed
2 years ago
1
Mega2 picovga initial commit.
#46
baldengineer
closed
2 years ago
0
Pcb rev3
#45
baldengineer
closed
2 years ago
0
Power Supply Protoboard Rev1
#44
baldengineer
closed
2 years ago
0
Mega-II asserts KSELx siganls when decoding any Cxxx address under certain conditions!
#43
baldengineer
closed
2 years ago
2
Test cxxx fix ideas
#42
baldengineer
closed
2 years ago
0
Gd vga pico proto rev1
#41
baldengineer
closed
2 years ago
0
Appleworks 2: Fails to boot
#40
baldengineer
closed
2 years ago
1
Frogger 1 and Frogger 2: Keyboard access is ignored (kinda)
#39
baldengineer
closed
2 years ago
1
Keyboard PIO Code needs documentation :)
#38
baldengineer
opened
2 years ago
0
Bitsy-Bye / ProDOS 2.4.0: Occasional crash during boot
#37
baldengineer
closed
2 years ago
1
Bitsy Bye: Crashes when accessing S3, D1
#36
baldengineer
closed
2 years ago
1
Merlin-8: Crashes when going into editor
#35
baldengineer
closed
2 years ago
1
VGC is hiding left column in 80-col mode and right column in 40-col mode
#34
baldengineer
closed
2 years ago
1
Number Munchers - Fails to boot
#33
baldengineer
closed
2 years ago
1
[IWM Board] - Joystick circuit need to connect signals to simulate NE558
#32
baldengineer
closed
10 months ago
1
[IWM Board] - Joystick circuit Missing capacitors for NE556 circuit
#31
baldengineer
opened
2 years ago
1
Joystick Emulation
#30
baldengineer
closed
2 years ago
1
[MEGA-65c02] What does DMA do?
#29
baldengineer
opened
2 years ago
0
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