Microprocessor Pins and Buttons
![Z80 Microprocessor Instruction Set [black text, sorted down] Pin](https://images.teepublic.com/derived/production/designs/91706019_0/1777991943/i_m:bi_production_blanks_vdbwo35fw6qtflw9kezw_1565806151,c_215_89_x789,bc_fffcf0,s_313,q_90.webp)
Description: Celebrate 50 years of the Z80 microprocessor (1976 to 2026), as used in many early home computers such as the TRS-80, and the Sinclair ZX80, ZX81, and ZX Spectrum. The instruction set shown in this design is sure to bring back memories of assembly language machine code) programming! This variant has black text with the mnemonics sorted down. Also available with white text and the mnemonics sorted across.
![Z80 Microprocessor — 50 Years — 1976–2026 [black text, sorted across] Pin](https://images.teepublic.com/derived/production/designs/91706018_0/1777991944/i_m:bi_production_blanks_vdbwo35fw6qtflw9kezw_1565806151,c_220_94_x779,bc_c8e0ec,s_313,q_90.webp)
Description: Celebrate 50 years of the Z80 microprocessor (1976 to 2026), as used in many early home computers such as the TRS-80, and the Sinclair ZX80, ZX81, and ZX Spectrum. The instruction set shown in this design is sure to bring back memories of assembly language machine code) programming! This variant has black text with the mnemonics sorted across. Also available with white text and the mnemonics sorted down.
![Z80 Microprocessor — 50 Years — 1976–2026 [white text, sorted across] Pin](https://images.teepublic.com/derived/production/designs/91706020_0/1777991943/i_m:bi_production_blanks_vdbwo35fw6qtflw9kezw_1565806151,c_216_104_x789,bc_000000,s_313,q_90.webp)
Description: Celebrate 50 years of the Z80 microprocessor (1976 to 2026), as used in many early home computers such as the TRS-80, and the Sinclair ZX80, ZX81, and ZX Spectrum. The instruction set shown in this design is sure to bring back memories of assembly language machine code) programming! This variant has white text with the mnemonics sorted across. Also available with white text and the mnemonics sorted down.
Description: A bold black background filled with white scientific and engineering icons. The main text "ENGINEER" is prominently displayed. Below it, in smaller white text, reads "SOLVING PROBLEMS YOU DIDN'T KNOW HAD IN WAYS YOU CAN'T UNDERSTAND". Icons include E=MC², DNA strands, a space shuttle, a microprocessor, a rover, and various lab equipment.
