HC245+74HC138+74HC04+LED 全彩大屏+PCB作品文件分享。

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+ j% q% s/ u' k$ MHC245+74HC138+74HC04+LED 全彩大屏+PCB作品文件分享。
用AD画的4层板，
LED 全彩大屏，
3 B4 b1 G' R. @/ ]1 k* w8 P" m板子很密，有一定难度，
有需要的可以看看。

层数：4层
& D2 u- e! Y. Z5 ~* g3 |6 w. U用途：LED控制
pcb作品截图如下：

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Comment	Designator	Quantity	Footprint
$ ]! n/ k$ j, O+ J5 u	C1, C2, C3, C4, C5, C6, C7, C8, C9, C10, C11, C12, C13, C14, C15, C16, R1, R2, R3, R4, R5, R6, RH1, RH2, RH3, RH4, RH5, RH6, RH7, RH8, RH9, RH10, RH11, RH12, RH13, RH14, RH15, RH16, RK1, RK2, RK3, RK4, RK5, RK6, RK7, RK8, RK9, RK10, RK11, RK12	50	0805
104	C17, C18	2	0805
	CL2, CL6	2	YC6*6
4148	D1, D2	2	DIODE0
+ }+ Z7 Z4 ]! p" k/ s& W	INPUT, OUTPUT	2	NJ-16
100K	R10	1	0805
	RR1, RR2, RR3, RR4, RR5, RR6, RR7, RR8, RR9, RR10, RR11, RR12, RR13, RR14, RR15, RR16	16	SP4-2
	T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, T13, T14, T15, T16, T17, T18, T19, T20, T21, T22, T23, T24, T25, T26, T27, T28, T29, T30, T31, T32, T33, T34, T35, T36, T37, T38, T39, T40, T41, T42, T43, T44, T45, T46, T47, T48, T49, T50, T51, T52, T53, T54, T55, T56, T57, T58, T59, T60, T61, T62, T63, T64, T65, T66, T67, T68, T69, T70, T71, T72, T73, T74, T75, T76, T77, T78, T79, T80, T81, T82, T83, T84, T85, T86, T87, T88, T89, T90, T91, T92, T93, T94, T95, T96, T97, T98, T99, T100, T101, T102, T103, T104, T105, T106, T107, T108, T109, T110, T111, T112, T113, T114, T115, T116, T117, T118, T119, T120, T121, T122, T123, T124, T125, T126, T127, T128	128	YT4-6MM-S
	U1, U2, U3, U4, U5, U6, U7, U8, U9, U10, U11, U12	12	SOP24
HC245	U13, U14	2	SOL-20
	U15, U16, U17, U18, U19, U20, U21, U22	8	SO-8
74HC138	U23	1	SO-16
74HC04	U24	1	SO-14

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谢谢分享