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phancak
This dual-MCU repository features a heterogeneous architecture pairing an ESP32-P4 application processor with an ESP32-C5 Wi-Fi 6/BLE hub. Linked over a high-bandwidth 4-bit parallel SDIO interconnect, this design decouples heavy multimedia task execution from the networking stack to completely eliminate application interrupt starvation.
| Reference | Value | Description |
|---|---|---|
| IC1 | ESP32-C5HR8 | IC RF TxRx + MCU Bluetooth, WiFi 802.11b/g/n/ax, Bluetooth v5.0 2.4GHz, 5GHz 48-VFQFN Exposed Pad |
| IC2 | XINLUDA XLP2518FDT/ESL | CAN Interface IC Stand-alone Low Power CAN FD Controller w/SPI Interface Grade0 |
| IC3 | CAN_ATA6563-GAQW1 | |
| U1 | ESP32-P4NRW16 | |
| U2,U4 | USBLC6-2SC6 | Very low capacitance ESD protection diode, 2 data-line, SOT-23-6 |
| U5 | W25Q128JVS |
| 128Mb Serial Flash Memory, Standard/Dual/Quad SPI, SOIC-8 |
| U6 | SMPS_TPS63002DRCR |
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| U11 | BY25Q128ESSIG(T) | 32Mb Serial Flash Memory, Standard/Dual/Quad SPI, DFN-8 |
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| U14,U15 | SN74LVC1G07DBVR | Single Buffer Gate, Open Drain, Low-Voltage CMOS |
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| C1 | 1p | Unpolarized capacitor |
|---|
| C2,C23,C84,C85 | 10p | Unpolarized capacitor |
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| C3,C4,C8,C9,C11,C17,C19,C20,C28,C29,C40,C41,C51,C53,C55,C57,C61,C64,C65,C67-C72,C74,C75,C77 | 100n | Unpolarized capacitor |
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| C5 | 0p6 | Unpolarized capacitor |
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| C6 | 0p3 | Unpolarized capacitor |
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| C7 | 0p4 | Unpolarized capacitor |
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| C10,C13,C14,C49,C56,C58,C59,C66,C89,C90,C94 | 1u | Unpolarized capacitor |
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| C12,C15,C50 | 10n | Unpolarized capacitor |
|---|
| C16 | 3n3 | Unpolarized capacitor |
|---|
| C21,C22,C24,C25,C42-C44,C52,C54,C60,C62,C63,C76 | 10u | Unpolarized capacitor |
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| C26,C27,C73 | 4u7 | Unpolarized capacitor |
|---|
| C30 | 2p6 | Unpolarized capacitor |
|---|
| C32 | 3p_GQM1875C2E3R0BB12D | Unpolarized capacitor |
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| C33,C37,C91 | 10u_GRM188Z71A106KA73 | Unpolarized capacitor |
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| C34,C36 | 100n_GRM188R72A104KA35 | Unpolarized capacitor |
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| C35 | 10n_GRM188R72A103KA01 | Unpolarized capacitor |
|---|
| C38,C39 | 18p | Unpolarized capacitor |
|---|
| C83,C96 | 8p | Unpolarized capacitor |
|---|
| C92 | 1p_GQM1875C2E1R0WB12D | Unpolarized capacitor |
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| C93 | 0p6_GQM1875C2ER60BB12 | Unpolarized capacitor |
|---|
| D2,D3 | SS34-E3/57T | 40V 3A Schottky Diode, SMA |
|---|
| D4 | SMF6V0A | 200W unidirectional Transil Transient Voltage Suppressor, 6Vrwm, SMF |
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| DI2 | Diode_PESD5V0U2BT-Q | Diodes Inc BZX84C6V2-7-F Zener Diode, 6.2V 7% 350 mW SMT 3-Pin SOT-23 |
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| DP1 | DIPLEXER_DPX205950DT-9026A1 |
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| EF1 | EFUSE_TPS259531DSGR |
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| FB2 | BLM21PG601SN1D_0805 | Ferrite bead |
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| FPC1 | FPC_10051922-1010ELF |
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| FPC2 | FPC_AMPHENOL_10051922-3010ELF |
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| FPC7 | FPC_FPC05-WFB11-22P111-H20 |
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| ID1 | Ideal_Diode_LM73100RPWR |
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| J1 | P4_DEBUG_PINS | Generic connector, double row, 02x06, odd/even pin numbering scheme (row 1 odd numbers, row 2 even numbers), script generated (kicad-library-utils/schlib/autogen/connector/) |
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| J2 | Debug_Pins | Generic connector, double row, 02x07, odd/even pin numbering scheme (row 1 odd numbers, row 2 even numbers), script generated (kicad-library-utils/schlib/autogen/connector/) |
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| J3 | SMA PCB END LAUNCH JACK ROUND PO | WR-SMA Connector, PCB THT Jack, DC~6GHz, 50Ohm |
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| J6,J9 | USB_C_Receptacle_USB2.0_16P | USB 2.0-only 16P Type-C Receptacle connector |
|---|
| J13 | I2C1_Headers | Generic connector, double row, 02x03, odd/even pin numbering scheme (row 1 odd numbers, row 2 even numbers), script generated (kicad-library-utils/schlib/autogen/connector/) |
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| JST1,JST2 | JST_S3B-XH-2.54 | Wire To Board / Wire To Wire Connector Through Hole,P=2.5mm RoHS |
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| L1,L2 | 470n_muRata DFE252012PD-R47M=P2 | Inductor |
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| L3 | 2u2_LPS3015-222MRC | Inductor |
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| L4 | 2n4 | Inductor |
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| L5 | 1n3 | Inductor |
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| R1,R5-R7,R16,R22,R23,R26,R27,R30,R31,R37,R42 | 10k | Resistor |
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| R3 | 120R | Resistor |
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| R4,R9,R11 | 0R | Resistor |
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| R8 | 4k02_1% | Resistor |
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| R10 | 88k7 | Resistor |
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| R12,R13,R17,R18 | 5k1 | Resistor |
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| R14,R20,R21,RN2,RN5,RN6,RN14 | 33R | 4 resistor network, parallel topology,Resistor |
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| R15 | 464k | Resistor |
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| R19 | 220R | Resistor |
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| R24 | 33k2 | Resistor |
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| R25 | 110k | Resistor |
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| R28,R29 | 10k(1%) | Resistor |
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| R36,R39 | 1M | Resistor |
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| R38 | 383k | Resistor |
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| R40 | 487R | Resistor |
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| R41,R46 | 100R | Resistor |
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| R43 | 19k6 | Resistor |
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| R44,R45 | 68k | Resistor |
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| RN1 | RNET_EXB-A10P473J |
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| RN3,RN4 | 10R | 4 resistor network, parallel topology |
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| RN17 | 22R | 4 resistor network, parallel topology |
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| SMPS2 | SMPS_TPS62442RQRR | Switching Voltage Regulators 2.75-V to 6-V, dual 2-A or 3-A and 1-A step-down converter in QFN package 14-VQFN-HR -40 to 150 |
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| SP1 | SPKR_CPT-9019A-SMT-TR |
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| SW1 | XUNPU DSHP-01-TS-GER | 1x DIP Switch, Single Pole Single Throw (SPST) switch, small symbol |
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| TP5-TP10 | TestPoint | test point |
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| Y1 | Crystal_ABM8G-40.000MHZ-18-D2Y-T |
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| Y2 | ECS-400-10-33B-CKM-TR | Four pin crystal, GND on pins 2 and 4 |
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| Y3 | ABM8W-48.0000MHZ-7-B1U-T3 |
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