V0 ANALOGUE COMPUTER

2×2 Crossbar Matrix Multiply · y = Gᵀx · Ohm's Law + Kirchhoff's Current Law

Inputs

2.50 V
2.50 V

Conductance Matrix G

Ω
Ω
Ω
Ω
G (mS)
[1.0000.500]
[0.2501.000]

TIA Feedback

Ω

Op-Amp

V
CIRCUIT TOPOLOGY x₁ x₂ PWM RC PWM RC Col 1 Col 2 1k 2k 4k 1k I₁ I₂ Σ I₁ Σ I₂ A₁ Rf A₂ Rf ADC ADC y₁ y₂ 0.00V 0.00V 0.00 mA 0.00 mA 2.50V 2.50V y = Rf · Gᵀ · x | I_col = Σ (V_row / R_ij) | V_out = I_col × Rf
Output y₁
0.000 V
Expected: 0.000 V
Error: —
Output y₂
0.000 V
Expected: 0.000 V
Error: —
TELEMETRY ● LIVE t=0.0s
y₁0.000V y₂0.000V
x₁0.000V x₂0.000V
I₁0.00mA I₂0.00mA
Serial Monitor
=== V0 ANALOGUE COMPUTER ===
2x2 Crossbar Matrix Multiply
y = G^T * x  (Ohm + Kirchhoff)
============================