# CPU4 ## Description Welcome to your new project. Imagine what you can build here. ## Project Details - **Owner:** defcon8 - **Created:** 9/6/2025 - **Last Updated:** 9/6/2025 - **Visibility:** Public ## Key Components ### U1 — [EP3C5F256C8N](https://www.flux.ai/lcsc/ep3c5f256c8n.md) - Manufacturer Name: ALTERA(阿尔特拉) - Manufacturer Part Number: EP3C5F256C8N - LCSC Part Number: C569008 - JLCPCB Part Class: Extended Part - Package or Case Code: FBGA-256_L17.0-W17.0-R16-C16-P1.00-TL - Part Type: CPLD/FPGA **Pins:** - CLK0 [pin E2] - CLK1 [pin E1] - CLK2 [pin M2] - CLK3 [pin M1] - CLK4 [pin E15] - CLK5 [pin E16] - CLK6 [pin M15] - CLK7 [pin M16] - CONF_DONE [pin H14] - DCLK [pin H1] - GND [pin G13] - GND [pin H7] - GND [pin P12] - GND [pin H9] - GND [pin B2] - GND [pin C5] - GND [pin J7] - GND [pin G4] - GND [pin M4] - GND [pin H10] - GND [pin E13] - GND [pin B15] - GND [pin N10] - GND [pin N7] - GND [pin J10] - GND [pin R2] - GND [pin R15] - GND [pin M13] - GND [pin K13] - GND [pin K4] - GND [pin J9] - GND [pin E4] - GND [pin H8] - GND [pin J8] - GND [pin P5] - GND [pin D7] - GND [pin C12] - GND [pin D10] - GNDA1 [pin M5] - GNDA2 [pin E12] - IO [pin K10] - IO [pin R16] - IO [pin L4] - IO [pin E7] - IO [pin M6] - IO [pin D16] - IO [pin R1] - IO [pin D3] - IO [pin T3] - IO [pin R6] - IO [pin A2] - IO [pin B13] - IO [pin T9] - IO [pin G16] - IO [pin R11] - IO [pin J15] - IO [pin T4] - IO [pin C16] - IO [pin G15] - IO [pin P1] - IO [pin T15] - IO [pin D2] - IO [pin F16] - IO [pin B11] - IO [pin R10] - IO [pin L3] - IO [pin L13] - IO [pin K12] - IO [pin A11] - IO [pin A12] - IO [pin C2] - IO [pin F14] - IO [pin G2] - IO [pin N3] - IO [pin P8] - IO [pin L6] - IO [pin A7] - IO [pin K8] - IO [pin F10] - IO [pin F2] - IO [pin D9] - IO [pin T14] - IO [pin D5] - IO [pin K1] - IO [pin N6] - IO [pin R8] - IO [pin L14] - IO [pin L12] - IO [pin T6] - IO [pin C1] - IO [pin R4] - IO [pin K16] - IO [pin H2] - IO [pin N1] - IO [pin C11] - IO [pin E5] - IO [pin B16] - IO [pin P3] - IO [pin A15] - IO [pin R14] - IO [pin C3] - IO [pin P2] - IO [pin G5] - IO [pin N12] - IO [pin A8] - IO [pin A14] - IO [pin F11] - IO [pin D6] - IO [pin N16] - IO [pin F8] - IO [pin T2] - IO [pin K2] - IO [pin J13] - IO [pin C9] - IO [pin T7] - IO [pin B9] - IO [pin R9] - IO [pin N2] - IO [pin A13] - IO [pin F9] - IO [pin B3] - IO [pin J6] - IO [pin E11] - IO [pin J12] - IO [pin B7] - IO [pin A5] - IO [pin M12] - IO [pin K11] - IO [pin L2] - IO [pin A6] - IO [pin J1] - IO [pin F15] - IO [pin B4] - IO [pin C8] - IO [pin D15] - IO [pin C15] - IO [pin M10] - IO [pin R7] - IO [pin J14] - IO [pin J11] - IO [pin D12] - IO [pin A4] - IO [pin L1] - IO [pin P16] - IO [pin L10] - IO [pin H15] - IO [pin J2] - IO [pin F3] - IO [pin E6] - IO [pin N11] - IO [pin R3] - IO [pin C14] - IO [pin D4] - IO [pin K6] - IO [pin L9] - IO [pin A3] - IO [pin K5] - IO [pin B6] - IO [pin P14] - IO [pin P9] - IO [pin K15] - IO [pin G11] - IO [pin N13] - IO [pin M8] - IO [pin B14] - IO [pin T11] - IO [pin R12] - IO [pin N5] - IO [pin T12] - IO [pin G1] - IO [pin D11] - IO [pin L15] - IO [pin F5] - IO [pin J16] - IO [pin M7] - IO [pin R13] - IO [pin T13] - IO [pin M9] - IO [pin P11] - IO [pin L16] - IO [pin P6] - IO [pin A10] - IO [pin L8] - IO [pin K9] - IO [pin F6] - IO [pin D1] - IO [pin M11] - IO [pin F13] - IO [pin E8] - IO [pin A9] - IO [pin B1] - IO [pin T5] - IO [pin B10] - IO [pin B12] - IO [pin F1] - IO [pin T10] - IO [pin P15] - IO [pin C6] - IO [pin R5] - IO [pin N14] - IO [pin B8] - IO [pin L11] - IO [pin F7] - IO [pin N15] - IO [pin L7] - IO [pin H16] - IO [pin D14] - IO [pin E9] - IO [pin N9] - IO [pin T8] - IO [pin D8] - IO [pin E10] - IO [pin B5] - IO [pin N8] - MSEL0 [pin H13] - MSEL1 [pin H12] - MSEL2 [pin G12] - nCE [pin J3] - nCONFIG [pin H5] - nSTATUS [pin F4] - TCK [pin H3] - TDI [pin H4] - TDO [pin J4] - TMS [pin J5] - VCCA1 [pin L5] - VCCA2 [pin F12] - VCCD_PLL1 [pin N4] - VCCD_PLL2 [pin D13] - VCCINT [pin H11] - VCCINT [pin K7] - VCCINT [pin G6] - VCCINT [pin G10] - VCCINT [pin H6] - VCCINT [pin G8] - VCCINT [pin G9] - VCCINT [pin G7] - VCCIO1 [pin E3] - VCCIO1 [pin G3] - VCCIO2 [pin K3] - VCCIO2 [pin M3] - VCCIO3 [pin P4] - VCCIO3 [pin P7] - VCCIO3 [pin T1] - VCCIO4 [pin P13] - VCCIO4 [pin T16] - VCCIO4 [pin P10] - VCCIO5 [pin M14] - VCCIO5 [pin K14] - VCCIO6 [pin G14] - VCCIO6 [pin E14] - VCCIO7 [pin C13] - VCCIO7 [pin A16] - VCCIO7 [pin C10] - VCCIO8 [pin A1] - VCCIO8 [pin C7] - VCCIO8 [pin C4] ### U2 — [CY7C1380D-167AXCB](https://www.flux.ai/lcsc/cy7c1380d-167axcb.md) - LCSC Part Number: C2955267 - Package or Case Code: LQFP-100_L20.0-W14.0-P0.65-LS16.0-BL - Manufacturer Part Number: CY7C1380D-167AXCB - Manufacturer Name: CYPRESS(赛普拉斯) **Pins:** - ~{ADSC} [pin 85] - ~{ADSP} [pin 84] - ~{ADV} [pin 83] - ~{BWA} [pin 93] - ~{BWB} [pin 94] - ~{BWC} [pin 95] - ~{BWD} [pin 96] - ~{BWE} [pin 87] - ~{CE1} [pin 98] - ~{CE3} [pin 92] - ~{GW} [pin 88] - ~{OE} [pin 86] - A [pin 42] - A [pin 48] - A [pin 100] - A [pin 33] - A [pin 50] - A [pin 43] - A [pin 82] - A [pin 46] - A [pin 45] - A [pin 35] - A [pin 81] - A [pin 49] - A [pin 47] - A [pin 44] - A [pin 99] - A [pin 34] - A [pin 32] - A0 [pin 37] - A1 [pin 36] - CE2 [pin 97] - CLK [pin 89] - DQA [pin 56] - DQA [pin 59] - DQA [pin 53] - DQA [pin 58] - DQA [pin 63] - DQA [pin 57] - DQA [pin 62] - DQA [pin 52] - DQB [pin 75] - DQB [pin 72] - DQB [pin 69] - DQB [pin 68] - DQB [pin 74] - DQB [pin 78] - DQB [pin 79] - DQB [pin 73] - DQC [pin 2] - DQC [pin 12] - DQC [pin 7] - DQC [pin 3] - DQC [pin 13] - DQC [pin 6] - DQC [pin 9] - DQC [pin 8] - DQD [pin 28] - DQD [pin 29] - DQD [pin 22] - DQD [pin 23] - DQD [pin 25] - DQD [pin 18] - DQD [pin 24] - DQD [pin 19] - DQPA [pin 51] - DQPB [pin 80] - DQPC [pin 1] - DQPD [pin 30] - MODE [pin 31] - NC [pin 14] - NC [pin 66] - NC [pin 16] - NC/36M [pin 39] - NC/72M [pin 38] - VDD [pin 91] - VDD [pin 15] - VDD [pin 65] - VDD [pin 41] - VDDQ [pin 70] - VDDQ [pin 27] - VDDQ [pin 77] - VDDQ [pin 61] - VDDQ [pin 4] - VDDQ [pin 20] - VDDQ [pin 54] - VDDQ [pin 11] - VSS [pin 67] - VSS [pin 40] - VSS [pin 17] - VSS [pin 90] - VSSQ [pin 5] - VSSQ [pin 10] - VSSQ [pin 55] - VSSQ [pin 21] - VSSQ [pin 60] - VSSQ [pin 26] - VSSQ [pin 76] - VSSQ [pin 71] - ZZ [pin 64] *The full schematic, PCB layout, bill of materials, and interactive design are available at [https://www.flux.ai/defcon8/cpu4](https://www.flux.ai/defcon8/cpu4).* --- *Generated from [https://www.flux.ai/defcon8/cpu4](https://www.flux.ai/defcon8/cpu4)*