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原理图(Pico-ResTouch-LCD-3.5_Sch).pdf

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3V3 U6 C7 104 X+ Y+ X- Y- GND 1 2 3 4 5 6 7 8 VCC XP YP XN YN GND VBAT AUX DCLK CS DIN BUSY DOUT PENIRQ IOVDD VREF 16 15 14 13 12 11 10 9 XPT2046 GND SCLK TP_CS MOSI MISO TP_IRQ 3V3 R2 100K 3V3 C8 104 GPIO0 GPIO1 GND SRAM_CS GPIO3 GPIO4 SDIO_CLK GND GPIO6 GPIO7 LCD_DC LCD_CS GND SCLK MOSI MISO LCD_BL GND GPIO14 LCD_RST 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 U5 GPIO0 GPIO1 GND GPIO2 GPIO3 GPIO4 GPIO5 GND GPIO6 GPIO7 GPIO8 GPIO9 GND GPIO10 GPIO11 GPIO12 GPIO13 GND GPIO14 GPIO15 VBUS VSYS GND 3V3_EN 3V3 ADC_VREF IO28/ADC2 AGND IO27/ADC1 IO26/ADC0 RUN GPIO22 GND GPIO21 GPIO20 GPIO19 GPIO18 GND GPIO17 GPIO16 Pi pico (40P) 40 39 38 37 36 35 34 33 32 31 30 29 28 27 26 25 24 23 22 21 VBUS VSYS GND 3V3_EN Pico3V3 ADC_VREF GPIO28 GND GPIO27 GPIO26 RUN SDIO_D3/SD_CS GND SDIO_D2 SDIO_D1 SDIO_D0 SDIO_CMD GND TP_IRQ TP_CS RUN K1 GND A B C GND 0 1 D N G 9 CD GND D TF1 TF-SD 1 3V3 2 3V3 3V3 GND C20 104 GND C1 104 GND C2 104 3V3 GND C21 104 CLK/16 U1 Q11 VCC Q10 Q5 Q9 Q4 Q7 Q6 Q8 Q3 MR Q2 ~CP Q1 GND Q0 74HC4040 GND CLK/16 MOSI SCLK D0 D1 D2 D3 U2 STR VCC OE DATA Q4 CP Q5 Q0 Q6 Q1 Q7 Q2 QS2 Q3 GND QS1 74HC4094 GND D4 D5 D6 D7 CLK/16 SCLK D8 D9 D10 D11 U3 STR VCC OE DATA Q4 CP Q5 Q0 Q6 Q1 Q7 Q2 QS2 Q3 GND QS1 74HC4094 GND CLK/16 LCD_CLK D12 D13 D14 D15 GND U4 DSA DSB Q0 Q1 Q2 Q3 GND VCC Q7 Q6 Q5 Q4 MR CP 74HC04D LCD_CS SCLK 3 VSYS C14 104 C15 104 R16 CAT1 1 10K LCD_BL 3 VIN EN VOUT D N G BYP 2 GND LED-A C17 104 5 4 C16 104 LCD SPI ->16BIT LCD BACKLIGHT Touch Screen GND 3V3 6 R K 0 1 / C N 7 R C N / 7 K 4 8 R C N / 7 K 4 9 R C N / 7 K 4 0 1 R K 0 1 / C N SD_D1 SD_SDO'' GND SD_CLK'' 3V3 SD_SDI'' SDIO_D3/SD_CS SD_D2 D1 D0 VSS CLK VDD CMD CD/D3 D2 8 7 6 5 4 3 2 1 C18 104 GND SD Card 1 3V3 R20 10K SRAM_CS MISO GND SDIO_CMD SD_SDI'' MOSI SDIO_D2 SD_D2 SDIO_D1 SD_D1 H7 1 2 3 H2 1 2 3 H4 1 2 3 H6 SDIO_D0 SD_SDO'' MISO GND SD_CLK'' 3V3 SDIO_CLK SD_CLK'' SCLK 1 2 3 H1 1 2 3 H3 1 2 3 H5 2 GND C19 1 2 3 4 U8 104 VCC SIO3 SCLK SIO0 CE SIO1 SIO2 GND ESP-PSRAM64H 8 7 6 5 3V3 VSYS C10 C9 1uF 10uF U7 1 2 3 VIN GND EN VOUT BP 5 4 VCC_EN RT9193-33 SCLK MOSI GND GND VCC_EN GND R13 100K VSYS 3V3_EN GPIO14 R11 0R R12 NC R14 NC Pico3V3 R15 NC 3V3 Power 4 aveshareW Pico-ResTouch-LCD-3.5 3 4 X+ Y+ X- Y- 3V3 LCD_CS LCD_DC LCD_CLK LCD_RST GND LED-A 2R 2R 2R R17 R18 R19 LCD 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 D0 D1 D2 D3 D4 D5 D6 D7 D8 D9 D10 D11 D12 D13 D14 D15 PORT1 L C D 4 3 . M0 M1 M2 C12 22nF 3V3 C11 1uF A B C D
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