furrtek/DMG-CPU-Inside

Issues

• FERY inverts FF18, not DUCE

  #62 opened 3 years ago by msinger
  1

• KOTA and JAFA are AND gates

  #83 opened 3 years ago by msinger
  0

• HUDA is an AND

  #82 opened 3 years ago by msinger
  0

• GOJY is connected to wrong output of EMER

  #81 opened 3 years ago by msinger
  0

• ETAN is a NOR

  #80 opened 3 years ago by msinger
  0

• APU CH1 and CH2 volume envelope only work when AOI_MUX_2 cells have output inverted

  #77 opened 3 years ago by msinger
  2

• Misleading notes/labels on page 20 (APU CH4)

  #79 opened 3 years ago by msinger
  0

• HYNO is AND

  #78 opened 3 years ago by msinger
  0

• Rare type of single-output flip-flop may have Q instead of !Q

  #76 opened 3 years ago by msinger
  0

• HAFE is a NOR gate

  #75 opened 3 years ago by msinger
  0

• BYHO has wrong input

  #74 opened 3 years ago by msinger
  0

• DOXA is a NOR gate

  #73 opened 3 years ago by msinger
  0

• KAKE in an OR gate

  #72 opened 3 years ago by msinger
  0

• KYNY and KYLY are two names for the same cell

  #71 opened 3 years ago by msinger
  0

• Reset of registers FF24 and FF25 is wrong

  #70 opened 3 years ago by msinger
  0

• BUDA needs inverted CPU_RD

  #69 opened 3 years ago by msinger
  0

• Wrong input 4 for CUGU

  #68 opened 3 years ago by msinger
  0

• XECY is wrong flip-flop type

  #67 opened 3 years ago by msinger
  0

• Clock inputs of FF25 register need to be inverted one more time

  #65 opened 3 years ago by msinger
  2

• GAXU is an AND, not a NAND

  #66 opened 3 years ago by msinger
  0

• Adders EFYK and EJOK got wrong input

  #64 opened 3 years ago by msinger
  0

• CH3_REGS and CHANNEL3 errors (schematic side)

  #63 opened 3 years ago by jbshelton
  1

• FAPE is a NAND

  #61 opened 3 years ago by msinger
  0

• RUTE should be getting RACU instead of RACO

  #60 opened 3 years ago by msinger
  0

• Simple output buffers are inverting

  #59 opened 3 years ago by msinger
  0

• AWOD is a NOR gate

  #58 opened 3 years ago by msinger
  0

• Data lines of OAM and it's CPU RD is active-low/inverted

  #57 opened 3 years ago by msinger
  0

• All input buffers are inverting

  #55 opened 3 years ago by msinger
  1

• The bigger tri-state buffers are all non-inverting

  #56 opened 3 years ago by msinger
  0

• T1 and T2 have inverting input buffers

  #54 opened 3 years ago by msinger
  0

• MEGU doesn't actually have a !Q output

  #53 opened 3 years ago by msinger
  1

• AVOK gets wrong output of ATYK

  #52 opened 3 years ago by msinger
  0

• Input 1 of NAXY is wrong

  #51 opened 3 years ago by msinger
  0

• Unlabeled CPU clock inputs

  #50 opened 3 years ago by msinger
  0

• SYRO also connects to CPU

  #49 opened 3 years ago by msinger
  0

• Input 2 of TEGU is wrong

  #48 opened 3 years ago by msinger
  0

• Label FROM_CPU5 is wrong; it's going TO the CPU

  #47 opened 3 years ago by msinger
  0

• LYXE wrongly connected to LORU

  #44 opened 3 years ago by msinger
  1

• Label FROM_CPU is wrong; should be !T1_T2

  #46 opened 3 years ago by msinger
  0

• CPU_WR_RAW going into REFA is actually just CPU_WR

  #45 opened 3 years ago by msinger
  0

• AFER gets clocked by BOGA

  #43 opened 3 years ago by msinger
  0

• First input of GEDO is wrong

  #42 opened 3 years ago by msinger
  0

• Output of ATOK is missing a label that indicates where it is going

  #41 opened 3 years ago by msinger
  0

• FALU should be connected to !Q output of GAPO

  #40 opened 3 years ago by msinger
  0

• TOBU Q

  #38 opened 3 years ago by rgalland
  0

• TAME, TOMA

  #39 opened 3 years ago by rgalland
  0

• Labels KUTU, KUPE, KUNU, (...) should reflect being driven by !Q output of FFs

  #37 opened 3 years ago by msinger
  0

• FEVO should be connected to Q output of GUXE, and FUVO to !Q

  #36 opened 3 years ago by msinger
  0

• KYVO should be connected to COUT of JORE

  #35 opened 3 years ago by msinger
  0

• The "audio output" of channel 2 is not labelled

  #34 opened 3 years ago by msinger
  0