鍵盤設(shè)計(jì)與實(shí)現(xiàn)

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鍵盤設(shè)計(jì)與實(shí)現(xiàn)

ort-zc/ scnzf lknzg 0838mlj 5sbj light-ks jnxrt topbrightness hd8go hd88go oemgc 189288 hzp580 yjoem oemdg xcdnpx skfjk oemdg zhongtezc yanjigz zg-nsk skf- nsk-zt fag-zt zhongtezc ntn-zt 189286 xcdnpx dgxcdn dgxcpx xcwxpx xunchi-px oemfy 0759mz lczx188 189287 nizifn mynzf mynzf mynzg mynzg mynzg mljsgf mljnzf 0838mlj ort-zc/ scnzf lknzg 0838mlj 5sbj light-ks jnxrt topbrightness hd8go hd88go oemgc 189288 hzp580 yjoem oemdg xcdnpx skfjk oemdg zhongtezc yanjigz zg-nsk skf- nsk-zt fag-zt zhongtezc ntn-zt 189286 xcdnpx dgxcdn dgxcpx xcwxpx xunchi-px oemfy 0759mz lczx188 189287 nizifn mynzf mynzf mynzg mynzg mynzg mljsgf mljnzf 0838mlj XTAL218 XTAL119 ALE30 EA31 PSEN29 RST9 P0.0/AD0 39P0.1/AD1 38P0.2/AD2 37P0.3/AD3 36 P0.4/AD4 35P0.5/AD5 34P0.6/AD6 33P0.7/AD7 32 P1.0/T21 P1.1/T2EX2 P1.23 P1.34 P1.45 P1.56 P1.67 P1.78 P3.0/RXD 10P3.1/TXD 11P3.2/INT0 12P3.3/INT1 13 P3.4/T0 14P3.7/RD 17P3.6/WR 16P3.5/T1 15 P2.7/A15 28 P2.0/A8 21P2.1/A9 22P2.2/A10 23P2.3/A11 24 P2.4/A12 25P2.5/A13 26P2.6/A14 27 U1 AT89S52 R1220R2220R3220R4220R5220R6220R7220R8220 X1 CRYSTAL C130pF C230pFC3 10uF R910k D1LED-REDD2LED-REDD3LED-REDD4LED-REDD5LED-REDD6LED-REDD7LED-REDD8LED-RED R1010kR11 10kR12 10kR13 10kR14 10kR15 10kR16 10kR17 10k ort-zc/ scnzf lknzg 0838mlj 5sbj light-ks jnxrt topbrightness hd8go hd88go oemgc 189288 hzp580 yjoem oemdg xcdnpx skfjk oemdg zhongtezc yanjigz zg-nsk skf- nsk-zt fag-zt zhongtezc ntn-zt 189286 xcdnpx dgxcdn dgxcpx xcwxpx xunchi-px oemfy 0759mz lczx188 189287 nizifn mynzf mynzf mynzg mynzg mynzg mljsgf mljnzf 0838mlj ort-zc/ scnzf lknzg 0838mlj 5sbj light-ks jnxrt topbrightness hd8go hd88go oemgc 189288 hzp580 yjoem oemdg xcdnpx skfjk oemdg zhongtezc yanjigz zg-nsk skf- nsk-zt fag-zt zhongtezc ntn-zt 189286 xcdnpx dgxcdn dgxcpx xcwxpx xunchi-px oemfy 0759mz lczx188 189287 nizifn mynzf mynzf mynzg mynzg mynzg mljsgf mljnzf 0838mlj 閉合穩(wěn)定鍵按下前沿抖動(dòng)后沿抖動(dòng)按鍵觸點(diǎn) 的機(jī) 械抖動(dòng) ort-zc/ scnzf lknzg 0838mlj 5sbj light-ks jnxrt topbrightness hd8go hd88go oemgc 189288 hzp580 yjoem oemdg xcdnpx skfjk oemdg zhongtezc yanjigz zg-nsk skf- nsk-zt fag-zt zhongtezc ntn-zt 189286 xcdnpx dgxcdn dgxcpx xcwxpx xunchi-px oemfy 0759mz lczx188 189287 nizifn mynzf mynzf mynzg mynzg mynzg mljsgf mljnzf 0838mlj XTAL218 XTAL119 ALE30 EA31 PSEN29 RST9 P0.0/AD0 39P0.1/AD1 38P0.2/AD2 37 P0.3/AD3 36P0.4/AD4 35P0.5/AD5 34 P0.6/AD6 33P0.7/AD7 32 P1.01 P1.12 P1.23 P1.34 P1.45 P1.56 P1.67 P1.78 P3.0/RXD 10P3.1/TXD 11P3.2/INT0 12 P3.3/INT1 13P3.4/T0 14 P3.7/RD 17P3.6/WR 16P3.5/T1 15 P2.7/A15 28 P2.0/A8 21P2.1/A9 22P2.2/A10 23 P2.3/A11 24P2.4/A12 25P2.5/A13 26 P2.6/A14 27 U1 AT89S52 R2220R3220R4220R5220 X1 CRYSTAL C130pF C230pFC3 10uF R110k D1LED-REDD2LED-REDD3LED-REDD4LED-RED R610k P1.6 P1.6P1.5P1.4P1.3P1.2 P1.1P1.0 P1.0P1.1P1.2P1.3P1.5P1.4 XTAL218 XTAL119 ALE30 EA31 PSEN29 RST9 P0.0/AD0 39P0.1/AD1 38P0.2/AD2 37P0.3/AD3 36P0.4/AD4 35 P0.5/AD5 34P0.6/AD6 33P0.7/AD7 32 P1.01 P1.12 P1.23 P1.34 P1.45 P1.56 P1.67 P1.78 P3.0/RXD 10P3.1/TXD 11P3.2/INT0 12P3.3/INT1 13P3.4/T0 14 P3.7/RD 17P3.6/WR 16P3.5/T1 15 P2.7/A15 28 P2.0/A8 21P2.1/A9 22P2.2/A10 23P2.3/A11 24P2.4/A12 25 P2.5/A13 26P2.6/A14 27 U1 AT89C51 X1 CRYSTAL C130pF C230pFC3 10uF R910k VCC GND A0 2B018 A1 3B117 A2 4B216 A3 5B315 A4 6B414 A5 7B513 A6 8B612 A7 9B711 CE 19 AB/BA 1 U2 74LS245 R110k R210k R310k R410k P1.0 P1.1 P1.2 P1.3 P1.4 P1.5 P1.6 P1.7 +5V 10k 10k 10k 10k 89S51 ort-zc/ scnzf lknzg 0838mlj 5sbj light-ks jnxrt topbrightness hd8go hd88go oemgc 189288 hzp580 yjoem oemdg xcdnpx skfjk oemdg zhongtezc yanjigz zg-nsk skf- nsk-zt fag-zt zhongtezc ntn-zt 189286 xcdnpx dgxcdn dgxcpx xcwxpx xunchi-px oemfy 0759mz lczx188 189287 nizifn mynzf mynzf mynzg mynzg mynzg mljsgf mljnzf 0838mlj ort-zc/ scnzf lknzg 0838mlj 5sbj light-ks jnxrt topbrightness hd8go hd88go oemgc 189288 hzp580 yjoem oemdg xcdnpx skfjk oemdg zhongtezc yanjigz zg-nsk skf- nsk-zt fag-zt zhongtezc ntn-zt 189286 xcdnpx dgxcdn dgxcpx xcwxpx xunchi-px oemfy 0759mz lczx188 189287 nizifn mynzf mynzf mynzg mynzg mynzg mljsgf mljnzf 0838mlj ort-zc/ scnzf lknzg 0838mlj 5sbj light-ks jnxrt topbrightness hd8go hd88go oemgc 189288 hzp580 yjoem oemdg xcdnpx skfjk oemdg zhongtezc yanjigz zg-nsk skf- nsk-zt fag-zt zhongtezc ntn-zt 189286 xcdnpx dgxcdn dgxcpx xcwxpx xunchi-px oemfy 0759mz lczx188 189287 nizifn mynzf mynzf mynzg mynzg mynzg mljsgf mljnzf 0838mlj 主程序中斷服務(wù)程序返回主程序主程序斷點(diǎn) RETI 響應(yīng)中斷請(qǐng)求 ort-zc/ scnzf lknzg 0838mlj 5sbj light-ks jnxrt topbrightness hd8go hd88go oemgc 189288 hzp580 yjoem oemdg xcdnpx skfjk oemdg zhongtezc yanjigz zg-nsk skf- nsk-zt fag-zt zhongtezc ntn-zt 189286 xcdnpx dgxcdn dgxcpx xcwxpx xunchi-px oemfy 0759mz lczx188 189287 nizifn mynzf mynzf mynzg mynzg mynzg mljsgf mljnzf 0838mlj ort-zc/ scnzf lknzg 0838mlj 5sbj light-ks jnxrt topbrightness hd8go hd88go oemgc 189288 hzp580 yjoem oemdg xcdnpx skfjk oemdg zhongtezc yanjigz zg-nsk skf- nsk-zt fag-zt zhongtezc ntn-zt 189286 xcdnpx dgxcdn dgxcpx xcwxpx xunchi-px oemfy 0759mz lczx188 189287 nizifn mynzf mynzf mynzg mynzg mynzg mljsgf mljnzf 0838mlj ort-zc/ scnzf lknzg 0838mlj 5sbj light-ks jnxrt topbrightness hd8go hd88go oemgc 189288 hzp580 yjoem oemdg xcdnpx skfjk oemdg zhongtezc yanjigz zg-nsk skf- nsk-zt fag-zt zhongtezc ntn-zt 189286 xcdnpx dgxcdn dgxcpx xcwxpx xunchi-px oemfy 0759mz lczx188 189287 nizifn mynzf mynzf mynzg mynzg mynzg mljsgf mljnzf 0838mlj P1.6 P1.6P1.5P1.4P1.3P1.2 P1.1P1.0 P1.0P1.1P1.2P1.3P1.5P1.4 XTAL218 XTAL119 ALE30 EA31 PSEN29 RST9 P0.0/AD0 39P0.1/AD1 38P0.2/AD2 37P0.3/AD3 36P0.4/AD4 35 P0.5/AD5 34P0.6/AD6 33P0.7/AD7 32 P1.01 P1.12 P1.23 P1.34 P1.45 P1.56 P1.67 P1.78 P3.0/RXD 10P3.1/TXD 11P3.2/INT0 12P3.3/INT1 13P3.4/T0 14 P3.7/RD 17P3.6/WR 16P3.5/T1 15 P2.7/A15 28 P2.0/A8 21P2.1/A9 22P2.2/A10 23P2.3/A11 24P2.4/A12 25 P2.5/A13 26P2.6/A14 27 U1 AT89C51 X1 CRYSTAL C130pF C230pFC3 10uF R910k VCC GND A0 2B018 A1 3B117 A2 4B216 A3 5B315 A4 6B414 A5 7B513 A6 8B612 A7 9B711 CE 19 AB/BA 1 U2 74LS245 R110k R210k R310k R410k 1245 6U3:A 74LS21 ort-zc/ scnzf lknzg 0838mlj 5sbj light-ks jnxrt topbrightness hd8go hd88go oemgc 189288 hzp580 yjoem oemdg xcdnpx skfjk oemdg zhongtezc yanjigz zg-nsk skf- nsk-zt fag-zt zhongtezc ntn-zt 189286 xcdnpx dgxcdn dgxcpx xcwxpx xunchi-px oemfy 0759mz lczx188 189287 nizifn mynzf mynzf mynzg mynzg mynzg mljsgf mljnzf 0838mlj ort-zc/ scnzf lknzg 0838mlj 5sbj light-ks jnxrt topbrightness hd8go hd88go oemgc 189288 hzp580 yjoem oemdg xcdnpx skfjk oemdg zhongtezc yanjigz zg-nsk skf- nsk-zt fag-zt zhongtezc ntn-zt 189286 xcdnpx dgxcdn dgxcpx xcwxpx xunchi-px oemfy 0759mz lczx188 189287 nizifn mynzf mynzf mynzg mynzg mynzg mljsgf mljnzf 0838mlj ort-zc/ scnzf lknzg 0838mlj 5sbj light-ks jnxrt topbrightness hd8go hd88go oemgc 189288 hzp580 yjoem oemdg xcdnpx skfjk oemdg zhongtezc yanjigz zg-nsk skf- nsk-zt fag-zt zhongtezc ntn-zt 189286 xcdnpx dgxcdn dgxcpx xcwxpx xunchi-px oemfy 0759mz lczx188 189287 nizifn mynzf mynzf mynzg mynzg mynzg mljsgf mljnzf 0838mlj ort-zc/ scnzf lknzg 0838mlj 5sbj light-ks jnxrt topbrightness hd8go hd88go oemgc 189288 hzp580 yjoem oemdg xcdnpx skfjk oemdg zhongtezc yanjigz zg-nsk skf- nsk-zt fag-zt zhongtezc ntn-zt 189286 xcdnpx dgxcdn dgxcpx xcwxpx xunchi-px oemfy 0759mz lczx188 189287 nizifn mynzf mynzf mynzg mynzg mynzg mljsgf mljnzf 0838mlj ort-zc/ scnzf lknzg 0838mlj 5sbj light-ks jnxrt topbrightness hd8go hd88go oemgc 189288 hzp580 yjoem oemdg xcdnpx skfjk oemdg zhongtezc yanjigz zg-nsk skf- nsk-zt fag-zt zhongtezc ntn-zt 189286 xcdnpx dgxcdn dgxcpx xcwxpx xunchi-px oemfy 0759mz lczx188 189287 nizifn mynzf mynzf mynzg mynzg mynzg mljsgf mljnzf 0838mlj ort-zc/ scnzf lknzg 0838mlj 5sbj light-ks jnxrt topbrightness hd8go hd88go oemgc 189288 hzp580 yjoem oemdg xcdnpx skfjk oemdg zhongtezc yanjigz zg-nsk skf- nsk-zt fag-zt zhongtezc ntn-zt 189286 xcdnpx dgxcdn dgxcpx xcwxpx xunchi-px oemfy 0759mz lczx188 189287 nizifn mynzf mynzf mynzg mynzg mynzg mljsgf mljnzf 0838mlj ort-zc/ scnzf lknzg 0838mlj 5sbj light-ks jnxrt topbrightness hd8go hd88go oemgc 189288 hzp580 yjoem oemdg xcdnpx skfjk oemdg zhongtezc yanjigz zg-nsk skf- nsk-zt fag-zt zhongtezc ntn-zt 189286 xcdnpx dgxcdn dgxcpx xcwxpx xunchi-px oemfy 0759mz lczx188 189287 nizifn mynzf mynzf mynzg mynzg mynzg mljsgf mljnzf 0838mlj ort-zc/ scnzf lknzg 0838mlj 5sbj light-ks jnxrt topbrightness hd8go hd88go oemgc 189288 hzp580 yjoem oemdg xcdnpx skfjk oemdg zhongtezc yanjigz zg-nsk skf- nsk-zt fag-zt zhongtezc ntn-zt 189286 xcdnpx dgxcdn dgxcpx xcwxpx xunchi-px oemfy 0759mz lczx188 189287 nizifn mynzf mynzf mynzg mynzg mynzg mljsgf mljnzf 0838mlj INT0 8051 P1.0 Q D CP DS 1 中斷請(qǐng)求信號(hào) INT0： ANL P1，#0FEH ORL P1，#01H CLR IE0 中斷服務(wù)程序的開始部分 ort-zc/ scnzf lknzg 0838mlj 5sbj light-ks jnxrt topbrightness hd8go hd88go oemgc 189288 hzp580 yjoem oemdg xcdnpx skfjk oemdg zhongtezc yanjigz zg-nsk skf- nsk-zt fag-zt zhongtezc ntn-zt 189286 xcdnpx dgxcdn dgxcpx xcwxpx xunchi-px oemfy 0759mz lczx188 189287 nizifn mynzf mynzf mynzg mynzg mynzg mljsgf mljnzf 0838mlj ort-zc/ scnzf lknzg 0838mlj 5sbj light-ks jnxrt topbrightness hd8go hd88go oemgc 189288 hzp580 yjoem oemdg xcdnpx skfjk oemdg zhongtezc yanjigz zg-nsk skf- nsk-zt fag-zt zhongtezc ntn-zt 189286 xcdnpx dgxcdn dgxcpx xcwxpx xunchi-px oemfy 0759mz lczx188 189287 nizifn mynzf mynzf mynzg mynzg mynzg mljsgf mljnzf 0838mlj R110k C1 30pFC2 30pF X1CRYSTAL C310uF XTAL218 XTAL119 ALE30 EA31 PSEN29 RST9 P0.0/AD0 39P0.1/AD1 38P0.2/AD2 37 P0.3/AD3 36P0.4/AD4 35P0.5/AD5 34 P0.6/AD6 33P0.7/AD7 32 P1.0/T21 P1.1/T2EX2 P1.23 P1.34 P1.45 P1.56 P1.67 P1.78 P3.0/RXD 10P3.1/TXD 11P3.2/INT0 12 P3.3/INT1 13P3.4/T0 14 P3.7/RD 17P3.6/WR 16P3.5/T1 15 P2.7/A15 28 P2.0/A8 21P2.1/A9 22P2.2/A10 23 P2.3/A11 24P2.4/A12 25P2.5/A13 26 P2.6/A14 27 U1 AT89S52 中斷源1中斷源2 中斷源3中斷源4 U3 NOR_4

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