Description
- The instruction prefetch in the ND-500/1 CPU.
- Using one of the famous and versatile ALU chip SN74181.
- Print: B ECO: T
- Print: K ECO: T
- PCB size 405 x 280 mm, 4 layers
- Release date xx. xxx. xxxx
Chipset
- 04400A
- 04500A
- 04501A
- 04600A
- 04601A
- 04602C
- 04603C
- 04700A
- 04701A
- 04702A
- 04703A
- 04704A
- 04800D
- 04801E
- 04802C
- 04803C
- 04804C
- 04805D
- 04806C
- 04807C
- AM25S10 - 4 bits shift register x 8 pieces
- SN74181 - 4 bits ALU
LEDs
Straps
Switches
Connectors
- (A) Standard ND-500 bus
- (B) Standard ND-500 bus
- (C) Standard ND-500 bus
- (D) Standard ND-500 bus
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Component side, PCB version B
Solder side, PCB version B
Component side, PCB version K
Solder side, PCB version K
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