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EuroTwo CPU
Downloads
Arrangement
Boards
- 1 Bit Full Adder from 4Bit Relay Adder
- 4 Bit Controlled Inverter from 4Bit Relay Adder
- 9 Bit AND
- Register 2 Bit
- MUX 3 Select Bits, 1 Data Bit
- DEC 1 Select Bit, 4 Data Bits
- Counterregister 2 Bits
- Clock
- 8 Bit Monitor
- 1 Page RAM
- ROM
- Logo
1Bit-FullAdder
The 1Bit-FullAdder sums 3 (A,B,C) inputs and outputs a sum bit and a carry bit.
Therefore 8 relays are used. For details see the schematic.
Schematic
BOM
Designator | Package | Quantity | Designation |
---|---|---|---|
D7,D11,D12,D10,D6,D9,D4,D5 | D_A-405_P10.16mm_Horizontal | 8 | 1N4007 |
R30,R2,R17,R23,R32,R3,R1, R13,R29,R21,R20,R26,R16,R14, R8,R18,R25,R15,R24,R31, R5,R28,R27,R19,R22,R9 | R_0603_1608 | 25 | 330R |
D14,D13,D18,D29,D21,D30, D16,D25,D22,D24,D33,D34,D2,D8, D20,D31,D3,D23,D28,D26,D32, D17,D19,D27,D15 | LED_1206_3216 | 25 | blue with 16mA, 5V |
R4,R6,R7,R10,R11,R12 | R_0603_1608 | 6 | not mounted |
C1,C2 | CP_Elec_6.3×5.4 | 2 | 47uF |
C3,C4,C5 | C_0805_2012 | 3 | 1000nF Keramik |
K1,K2,K3,K4,K5,K6,K7,K8 | SRD-C | 8 | SANYOU SRD Form-C |
4Bit-Controlled-Inverter
The 4Bit-Controlled-Inverter board is able to invert 4 bits. The board is enabled by the Enable-Inverter-Switch on the ControlPanel. It also indicates the input bits and the output bits by LEDs.
Schematics
BOM
Designator | Package | Quantity | Designation |
---|---|---|---|
D1,D2,D3,D4,D5,D6,D7,D9, D10,D11,D12,D13,D14,D15, D16,D17,D18,D19,D20,D22,D31 | LED_1206_3216 | 21 | blue at 16mA, 5V |
R1,R2,R3,R4,R5,R6,R7,R9, R10,R11,R12,R13,R14,R15, R16,R17,R18,R19,R20,R22,R21 | R_0603_1608 | 21 | 330R |
C1,C2 | CP_Elec_6.3×5.4 | 2 | 47uF |
C3,C4,C5 | C_0805_2012 | 3 | 100nF |
D8,D21,D23,D24,D25,D26, D27,D28 | D_A-405_P10.16mm_Horizontal | 8 | 1N4007 |
K1,K2,K3,K4,K5,K6,K7,K8 | SRD-C | 8 | SANYOU SRC-FormC |
Logo
This board is made of 120 LEDs just for this board. It is the projectlogo with through-pcb illumination.
Schematics
- left
BOM
Designator | Package | Quantity | Designation |
---|---|---|---|
D* | LED_1206_3216 | 120 | blue at 16mA, 5V |
R* | R_0603_1608 | 120 | 330R |
C1,C2 | CP_Elec_6.3×5.4 | 2 | 47uF |
C3,C4,C5 | C_0805_2012 | 3 | 100nF |