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<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>Remote Mower — BOM</title>
<style>
* { box-sizing: border-box; margin: 0; padding: 0; }
body {
font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
background: #0d1117;
color: #c9d1d9;
padding: 32px 24px;
max-width: 960px;
margin: 0 auto;
}
header { margin-bottom: 32px; }
h1 { font-size: 22px; color: #f0f6fc; margin-bottom: 6px; }
.meta { font-size: 13px; color: #6e7681; }
.meta span { color: #58a6ff; }
.section { margin-bottom: 36px; }
h2 {
font-size: 13px;
text-transform: uppercase;
letter-spacing: 2px;
color: #8b949e;
margin-bottom: 12px;
padding-bottom: 8px;
border-bottom: 1px solid #21262d;
}
table { width: 100%; border-collapse: collapse; font-size: 14px; }
thead th {
text-align: left;
padding: 8px 12px;
font-size: 11px;
text-transform: uppercase;
letter-spacing: 1px;
color: #6e7681;
background: #161b22;
border-bottom: 1px solid #21262d;
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tbody tr { border-bottom: 1px solid #161b22; transition: background 0.1s; }
tbody tr:hover { background: #161b22; }
td { padding: 10px 12px; vertical-align: middle; }
td.num { color: #6e7681; font-size: 12px; width: 32px; }
td.component { font-weight: 500; color: #e6edf3; }
td.component .sub { font-size: 11px; color: #6e7681; margin-top: 2px; }
td.price { color: #3fb950; font-weight: 600; white-space: nowrap; }
td.link a {
color: #58a6ff;
text-decoration: none;
font-size: 12px;
border: 1px solid #1f6feb;
border-radius: 4px;
padding: 3px 8px;
white-space: nowrap;
}
td.link a:hover { background: #1f6feb22; }
.badge {
display: inline-block;
font-size: 10px;
padding: 1px 6px;
border-radius: 10px;
margin-left: 6px;
vertical-align: middle;
font-weight: 600;
}
.badge-linux { background: #1f4f2f; color: #56d364; border: 1px solid #3fb950; }
.badge-mcu { background: #1a2f4f; color: #79c0ff; border: 1px solid #388bfd; }
.badge-safety { background: #4f1a1a; color: #ff7b72; border: 1px solid #f85149; }
.total-row td {
padding: 14px 12px;
font-weight: 700;
font-size: 15px;
color: #f0f6fc;
border-top: 2px solid #30363d;
}
.total-row td.price { color: #3fb950; font-size: 17px; }
.arch {
background: #161b22;
border: 1px solid #21262d;
border-radius: 8px;
padding: 20px 24px;
margin-bottom: 36px;
}
.arch h3 { font-size: 13px; color: #8b949e; text-transform: uppercase; letter-spacing: 2px; margin-bottom: 16px; }
.brain-grid { display: flex; gap: 16px; margin-bottom: 16px; flex-wrap: wrap; }
.brain-card {
flex: 1; min-width: 200px;
border-radius: 6px;
padding: 14px 16px;
font-size: 13px;
}
.brain-card.linux { background: #1f4f2f22; border: 1px solid #3fb950; }
.brain-card.mcu { background: #1a2f4f22; border: 1px solid #388bfd; }
.brain-card .label { font-size: 10px; font-weight: 700; letter-spacing: 2px; text-transform: uppercase; margin-bottom: 6px; }
.brain-card.linux .label { color: #3fb950; }
.brain-card.mcu .label { color: #58a6ff; }
.brain-card .chip { font-size: 12px; color: #8b949e; margin-bottom: 8px; }
.brain-card ul { padding-left: 16px; font-size: 12px; color: #c9d1d9; line-height: 1.7; }
.wiring {
background: #0d1117;
border: 1px solid #21262d;
border-radius: 6px;
padding: 14px 16px;
font-family: 'Courier New', monospace;
font-size: 12px;
color: #8b949e;
line-height: 1.8;
margin-top: 16px;
}
.wiring .hl { color: #58a6ff; }
.wiring .safety { color: #f85149; }
.wiring .motor { color: #d29922; }
.links-bar {
display: flex; gap: 12px; flex-wrap: wrap;
margin-top: 32px;
padding-top: 20px;
border-top: 1px solid #21262d;
}
.links-bar a {
color: #8b949e;
text-decoration: none;
font-size: 13px;
padding: 6px 14px;
border: 1px solid #30363d;
border-radius: 6px;
}
.links-bar a:hover { border-color: #58a6ff; color: #58a6ff; }
</style>
</head>
<body>
<style id="site-nav-css">*{box-sizing:border-box}#site-nav{display:flex;align-items:center;background:#161b22;border-bottom:1px solid #21262d;padding:0 20px;height:44px;font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;position:sticky;top:0;z-index:1000;}#site-nav .nav-brand{font-size:13px;font-weight:700;color:#f0f6fc;margin-right:24px;text-decoration:none;white-space:nowrap;}#site-nav .nav-links{display:flex;gap:2px;}#site-nav .nav-links a{font-size:12px;color:#8b949e;text-decoration:none;padding:6px 12px;border-radius:5px;white-space:nowrap;}#site-nav .nav-links a:hover{color:#f0f6fc;background:#21262d;}#site-nav .nav-links a.active{color:#58a6ff;background:#1c3052;}#site-nav .nav-sep{color:#30363d;margin:0 4px;font-size:11px;}body{margin-top:0!important;padding-top:0!important;}</style>
<nav id="site-nav"><a class="nav-brand" href="/">🤖 Kourosh App Server</a><div class="nav-links"><a href="/">Home</a><span class="nav-sep">|</span><a href="/tasktracker/">TaskTracker</a><span class="nav-sep">|</span><a href="/docs/bom.html" class="active">BOM</a><span class="nav-sep">|</span><a href="/docs/bom-lawn-mower.html">Mower BOM</a><span class="nav-sep">|</span><a href="/docs/chassis-drawing.html">Chassis</a><span class="nav-sep">|</span><a href="/docs/wiring-diagram.html">Wiring</a></div></nav>
<header>
<h1>🤖 Remote Mower — Test Vehicle BOM</h1>
<div class="meta">Rev 1.0 · <span>2026-03-17</span> · V3: RC Control (Flysky FS-i6X + FS-iA6B iBUS) · 3-Wheel Differential Drive</div>
</header>
<!-- ARCHITECTURE -->
<div class="arch">
<h3>Architecture — Arduino UNO Q Dual-Brain</h3>
<div class="brain-grid">
<div class="brain-card linux">
<div class="label">🐧 Linux Brain</div>
<div class="chip">Qualcomm Dragonwing QRB2210 · quad-core 2.0 GHz</div>
<ul>
<li>Debian OS + Python</li>
<li>WebSocket server + web control UI</li>
<li>WiFi 5 · Bluetooth 5.1</li>
<li>AI / computer vision (future)</li>
</ul>
</div>
<div class="brain-card mcu">
<div class="label">⚡ Real-Time Brain</div>
<div class="chip">STM32U585 MCU · Arduino sketches</div>
<ul>
<li>Motor PWM → Cytron MDD10A</li>
<li>Safety watchdog (heartbeat monitor)</li>
<li>E-stop logic</li>
<li>If heartbeat missed ×3 → motors off</li>
</ul>
</div>
</div>
<div class="wiring">
<span class="hl">FS-iA6B Receiver</span><br>
├── VCC ←── Buck 5V rail<br>
├── GND ←── Common GND<br>
└── <span class="hl">iBUS</span> ──→ STM32 Serial1 RX (D0) [single wire · all 6 channels · 115200 baud]<br>
<br>
Battery (12V)<br>
├── <span class="safety">[E-Stop NC]</span> ──→ <span class="safety">[Main Switch]</span> ──→ <span class="motor">Cytron MDD10A</span> ──→ Motor L (M1)<br>
│ └──→ Motor R (M2)<br>
└── [Buck 12→5V] ──→ <span class="hl">UNO Q (5V USB-C)</span> + FS-iA6B VCC<br>
└── STM32 Serial1 RX ←── <span class="hl">FS-iA6B iBUS</span> (CH3=throttle · CH4=rudder)<br>
└── STM32 PWM GPIO ──→ <span class="motor">MDD10A DIR1/PWM1/DIR2/PWM2</span><br>
└── Linux side ──→ (idle in Phase 1)
</div>
</div>
<!-- ELECTRONICS -->
<div class="section">
<h2>Electronics</h2>
<table>
<thead>
<tr><th>#</th><th>Component</th><th>Price</th><th>Link</th></tr>
</thead>
<tbody>
<tr>
<td class="num">1</td>
<td class="component">
Arduino UNO Q 4GB
<span class="badge badge-linux">LINUX</span>
<span class="badge badge-mcu">STM32</span>
<div class="sub">Qualcomm QRB2210 + STM32U585 · 32GB eMMC · WiFi5 · BT5.1 · SKU ABX00173</div>
</td>
<td class="price">$59</td>
<td class="link"><a href="https://store.arduino.cc/products/uno-q" target="_blank">arduino.cc ↗</a></td>
</tr>
<tr>
<td class="num">1b</td>
<td class="component">
Flysky FS-i6X Transmitter + FS-iA6B Receiver
<span class="badge badge-mcu">RC</span>
<div class="sub">6-ch 2.4GHz AFHDS 2A · iBUS protocol · 3.3V signal · single-wire all channels</div>
</td>
<td class="price">~$50</td>
<td class="link"><a href="https://www.amazon.com/s?k=flysky+fs-i6x+ia6b" target="_blank">Amazon ↗</a></td>
</tr>
<tr>
<td class="num">2</td>
<td class="component">
Cytron MDD10A Motor Driver
<div class="sub">Dual channel · 10A per channel · 6–30V · PWM</div>
</td>
<td class="price">$30</td>
<td class="link"><a href="https://www.cytron.io/p-10amp-5v-30v-dc-motor-driver-2-channels" target="_blank">cytron.io ↗</a></td>
</tr>
<tr>
<td class="num">3</td>
<td class="component">
12V 5Ah Li-ion Battery Pack
<div class="sub">XT60 connector · RC-style pack</div>
</td>
<td class="price">$35</td>
<td class="link"><a href="https://www.amazon.com/s?k=12V+5Ah+lithium+ion+battery+XT60+RC" target="_blank">Amazon ↗</a></td>
</tr>
<tr>
<td class="num">4</td>
<td class="component">
DC-DC Buck Converter
<div class="sub">12V → 5V · 3A · LM2596 or similar</div>
</td>
<td class="price">$8</td>
<td class="link"><a href="https://www.amazon.com/s?k=LM2596+DC+DC+buck+converter+12V+to+5V" target="_blank">Amazon ↗</a></td>
</tr>
<tr>
<td class="num">5</td>
<td class="component">
Main Rocker Switch
<div class="sub">20A rated · panel mount</div>
</td>
<td class="price">$5</td>
<td class="link"><a href="https://www.amazon.com/s?k=20A+rocker+power+switch+panel+mount" target="_blank">Amazon ↗</a></td>
</tr>
<tr>
<td class="num">6</td>
<td class="component">
Emergency Stop Button
<span class="badge badge-safety">SAFETY</span>
<div class="sub">Red mushroom · normally-closed (NC) · wired in series on 12V line</div>
</td>
<td class="price">$8</td>
<td class="link"><a href="https://www.amazon.com/s?k=emergency+stop+button+mushroom+normally+closed" target="_blank">Amazon ↗</a></td>
</tr>
<tr>
<td class="num">7</td>
<td class="component">
XT60 Connector Pair
<div class="sub">Male + female · battery disconnect</div>
</td>
<td class="price">$5</td>
<td class="link"><a href="https://www.amazon.com/s?k=XT60+male+female+connector+pair" target="_blank">Amazon ↗</a></td>
</tr>
<tr>
<td class="num">8</td>
<td class="component">
Jumper Wires + Terminal Blocks
<div class="sub">Assorted kit</div>
</td>
<td class="price">$10</td>
<td class="link"><a href="https://www.amazon.com/s?k=jumper+wire+kit+terminal+block+assortment" target="_blank">Amazon ↗</a></td>
</tr>
<tr class="total-row">
<td colspan="2">Electronics subtotal</td>
<td class="price">$151</td>
<td></td>
</tr>
</tbody>
</table>
</div>
<!-- MECHANICAL -->
<div class="section">
<h2>Mechanical</h2>
<table>
<thead>
<tr><th>#</th><th>Component</th><th>Price</th><th>Link</th></tr>
</thead>
<tbody>
<tr>
<td class="num">9</td>
<td class="component">
12V DC Gear Motors ×2
<div class="sub">JGA37-520 · ~150 RPM · D-shaft · rear drive wheels</div>
</td>
<td class="price">$30</td>
<td class="link"><a href="https://www.amazon.com/s?k=JGA37-520+12V+150RPM+DC+gear+motor" target="_blank">Amazon ↗</a></td>
</tr>
<tr>
<td class="num">10</td>
<td class="component">
Rubber Wheels 90mm (pair)
<div class="sub">Pololu · D-shaft hub · rear drive</div>
</td>
<td class="price">$10</td>
<td class="link"><a href="https://www.pololu.com/product/1435" target="_blank">Pololu #1435 ↗</a></td>
</tr>
<tr>
<td class="num">11</td>
<td class="component">
Ball Caster ½″ Metal ×1
<div class="sub">Pololu · front free-rolling wheel</div>
</td>
<td class="price">$3</td>
<td class="link"><a href="https://www.pololu.com/product/953" target="_blank">Pololu #953 ↗</a></td>
</tr>
<tr>
<td class="num">12</td>
<td class="component">
Aluminum Chassis Plate
<div class="sub">2mm thick · 300 × 220mm</div>
</td>
<td class="price">$15</td>
<td class="link"><a href="https://www.amazon.com/s?k=aluminum+sheet+2mm+300x220" target="_blank">Amazon ↗</a></td>
</tr>
<tr>
<td class="num">13</td>
<td class="component">
Motor Mount Clamps ×2
<div class="sub">37mm bore · L-bracket style</div>
</td>
<td class="price">$10</td>
<td class="link"><a href="https://www.amazon.com/s?k=37mm+motor+mount+bracket+clamp" target="_blank">Amazon ↗</a></td>
</tr>
<tr>
<td class="num">14</td>
<td class="component">
M3/M4 Hardware Kit
<div class="sub">Screws · nuts · standoffs assortment</div>
</td>
<td class="price">$10</td>
<td class="link"><a href="https://www.amazon.com/s?k=M3+M4+screw+nut+standoff+assortment+kit" target="_blank">Amazon ↗</a></td>
</tr>
<tr class="total-row">
<td colspan="2">Mechanical subtotal</td>
<td class="price">$78</td>
<td></td>
</tr>
</tbody>
</table>
</div>
<!-- GRAND TOTAL -->
<table style="margin-bottom:32px;">
<tbody>
<tr class="total-row" style="font-size:18px;">
<td style="padding:16px 12px; font-size:16px; font-weight:700; color:#f0f6fc;">💰 Grand Total</td>
<td class="price" style="padding:16px 12px; font-size:20px;">~$229</td>
</tr>
</tbody>
</table>
<div class="links-bar">
<a href="/docs/chassis-drawing.html">📐 Chassis Drawing</a>
<a href="/docs/wiring-diagram.html">⚡ Wiring Diagram</a>
</div>
</body>
</html>