查到了VRC7的引脚定义 4 R4 w5 t4 Z! J4 C
( L: }6 e+ L4 R |2 l1 d .---\/---.
; {' Q- s; c, Y4 y' Q$ H$ t, a PPU /RD -> | 01 48 | -> NC
( L5 \& t' X r. F PPU A13 -> | 02 47 | <- M21 a; X3 S% W/ N, {
GND -- | 03 46 | -> WRAM /CS
' H; `5 w! c' X# N+ s% i6 H R/W -> | 04 45 | <- /ROMSEL6 X+ J/ N% s0 z( Z, [5 q" t
/IRQ <- | 05 44 | -> PRG /CS
/ \+ e* c- C R, K0 c- ~% r$ a% | CIRAM A10 <- | 06 43 | -> Audio Out
. Z7 |4 o5 s5 I- M4 w, P CPU D0 -> | 07 42 | -- +5V
$ c# i6 r- k, G CPU D1 -> | 08 41 | -> CHR A17# L: ?$ @& K7 l
CPU D2 -> | 09 40 | -> CHR A16
# E9 S: j; I: ^" R/ }/ q" e$ N6 _ CPU D3 -> | 10 39 | -> CHR A150 }. G7 T. @5 B' Z# u8 ~
CPU D4 -> | 11 38 | -> CHR A14
) h' E8 J, ?1 L4 p7 q6 k CPU D5 -> | 12 37 | -> CHR A13
5 P8 \* |' h* I8 s CPU D6 -> | 13 36 | -> CHR A12
~) c! V; `, _! T! J o CPU D7 -> | 14 35 | -> CHR A110 f+ u3 `* M3 [ n
/DEBUG -> | 15 34 | -> CHR A10
5 q! R) Z$ ]7 V# b% G CPU A5 -> | 16 33 | <- PPU A12
1 q9 | g$ p8 v3 N, s9 e Crystal X2 -> | 17 32 | <- PPU A11
2 k( A( o% x Z) g `& `' H# G Crystal X1 <- | 18 31 | <- PPU A10
/ k. i5 H+ C5 o. E! g2 q( O+ c' a CPU An -> | 19 30 | -- +5V& j. B0 A$ C6 f8 p& e. h
PRG A13 <- | 20 29 | <- CPU A14
; u6 D9 C Y' D8 X PRG A14 <- | 21 28 | <- CPU A13
1 o( H4 l. _9 E( B0 }/ Z& | PRG A15 <- | 22 27 | <- CPU A12
, D# C7 H2 {' ?& L1 S9 ~3 b PRG A16 <- | 23 26 | -> PRG A18+ N5 ]( t2 ]1 j s1 n2 N
GND -- | 24 25 | -> PRG A172 O' q t( D* ~! C
`--------'
5 m+ K9 S& {0 B( X需要监测的感觉应该就连着CPU的这几条线吧? |