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Aug 17, 2025
Merged

Update hardware information to include new Core Devices watches #32

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58c1a97
Update hardware info with new Core Devices watches
saltedlolly Aug 14, 2025
b48e94e
Update hardware specs for Pebble Time 2* Design Reveal
saltedlolly Aug 14, 2025
02df012
Fix typo - hardened
saltedlolly Aug 17, 2025
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312 changes: 207 additions & 105 deletions source/_includes/hardware-platforms.html
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{% comment %}
Copyright 2025 Google LLC
Copyright 2025 Google LLC

Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at

http://www.apache.org/licenses/LICENSE-2.0
http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
{% endcomment %}

<table class="centered-table">
<thead>
<tr>
<th>Feature</th>
<th>Classic,<br />Steel</th>
<th nowrap="nowrap">Time,<br />Time Steel</th>
<th>Time Round</th>
<th>Pebble 2</th>
<th>Time 2</th>
</tr>
</thead>
<tbody>
<tr>
<td>Platform</td>
<td>Aplite</td>
<td>Basalt</td>
<td>Chalk</td>
<td>Diorite</td>
<td>Emery</td>
</tr>
<tr>
<td>CPU</td>
<td nowrap="nowrap">Cortex-M3<br />64 MHz</td>
<td colspan="3">Cortex-M4<br />100 MHz</td>
<td>Cortex-M7<br />144 MHz</td>
</tr>
<tr>
<td>Max. resource size</td>
<td>96k</td>
<td colspan="3">256k</td>
<td>512k</td>
</tr>
<tr>
<td>Max. app size (code + heap)</td>
<td>24k</td>
<td colspan="3">64k</td>
<td>128k</td>
</tr>
<tr>
<td>Display shape</td>
<td colspan="2">Rectangle</td>
<td>Round</td>
<td colspan="2">Rectangle</td>
</tr>
<tr>
<td>Display resolution</td>
<td colspan="2">144 x 168</td>
<td nowrap="nowrap">180 x 180</td>
<td nowrap="nowrap">144 x 168</td>
<td nowrap="nowrap">200 x 228</td>
</tr>
<tr>
<td>Display PPI</td>
<td>175</td>
<td colspan="2">182</td>
<td>175</td>
<td>202</td>
</tr>
<tr>
<td>Supported colors</td>
<td>2</td>
<td colspan="2">64</td>
<td>2</td>
<td>64</td>
</tr>
<tr>
<td>Heart Rate Monitor</td>
<td>No</td>
<td colspan="2">Yes<br /><em>(with smartstrap)</em></td>
<td>Yes<br /><em>(except SE model)</em></td>
<td>Yes</td>
</tr>
<tr>
<td>Microphone</td>
<td>No</td>
<td colspan="4">Yes</td>
</tr>
<tr>
<td>Sensors</td>
<td colspan="3">Accelerometer, Compass</td>
<td>Accelerometer</td>
<td>Accelerometer, Compass</td>
</tr>
<tr>
<td>Buttons</td>
<td colspan="5">4</td>
</tr>
<tr>
<td>Charging port</td>
<td>Power only</td>
<td colspan="2">Smart accessory port</td>
<td>Smart accessory port <em>(data only)</em></td>
<td>Smart accessory port</td>
</tr>
</tbody>
<table class="centered-table hardware-info-table">
<thead>
<tr>
<th>Company</th>
<th colspan="4">Pebble Technology Corporation</th>
<th colspan="2">Core Devices</th>
</tr>
<tr>
<th>Model</th>
<th>Classic,<br />Steel</th>
<th nowrap="nowrap">Time,<br />Time Steel</th>
<th>Time Round</th>
<th>Pebble 2</th>
<th nowrap="nowrap">Pebble 2 Duo</th>
<th nowrap="nowrap">Pebble Time 2*</th>
</tr>
</thead>
<tbody>
<tr>
<td>Platform</td>
<td>Aplite</td>
<td>Basalt</td>
<td>Chalk</td>
<td>Diorite</td>
<td>TBD</td>
<td>TBD</td>
</tr>
<tr>
<td>SOC</td>
<td><a href="https://www.st.com/en/microcontrollers-microprocessors/stm32f205re.html"
target="_blank">STMicro STM32F205RE</a></td>
<td colspan="3"><a href="https://www.st.com/en/microcontrollers-microprocessors/stm32f411.html"
target="_blank">STMicro
STM32F411</a></td>
<td><a href="https://www.nordicsemi.com/Products/nRF52840" target="_blank">Nordic nRF52840</a></td>
<td><a href="https://www.sifli.com/en/node/31" target="_blank">SiFli SF32LB52J</a></td>
</tr>
<tr>
<td>CPU</td>
<td nowrap="nowrap">Cortex-M3<br />64 MHz</td>
<td colspan="3">Cortex-M4<br />100 MHz</td>
<td>Cortex-M4<br />64 MHz</td>
<td>Cortex-M33<br />240 MHz</td>
</tr>
<tr>
<td>Max Resource Size</td>
<td>96k</td>
<td colspan="3">256k</td>
<td></td>
<td></td>
</tr>
<tr>
<td>Max App Size (code + heap)</td>
<td>24k</td>
<td colspan="3">64k</td>
<td></td>
<td></td>
</tr>
<tr>
<td>Display Shape</td>
<td colspan="2">Rectangle</td>
<td>Round</td>
<td colspan="3">Rectangle</td>
</tr>
<tr>
<td>Display Size</td>
<td nowrap="nowrap">1.26"</td>
<td nowrap="nowrap">1.25"</td>
<td nowrap="nowrap">1"</td>
<td nowrap="nowrap" colspan="2">1.26"</td>
<td nowrap="nowrap">1.5"</td>
</tr>
<tr>
<td>Display Resolution</td>
<td colspan="2">144 x 168</td>
<td nowrap="nowrap">180 x 180</td>
<td colspan="2">144 x 168</td>
<td nowrap="nowrap">200 x 228</td>
</tr>
<tr>
<td>Display PPI</td>
<td>175</td>
<td colspan="2">182</td>
<td colspan="2">175</td>
<td>202</td>
</tr>
<tr>
<td>Display Colors</td>
<td>2<br /><em>(B/W)</em></td>
<td colspan="2">64<br /><em>(Color)</em></td>
<td colspan="2">2<br /><em>(B/W)</em></td>
<td>64<br /><em>(Color)</em></td>
</tr>
<tr>
<td>Touch Screen</td>
<td colspan="5">No</td>
<td>Yes</td>
</tr>
<tr>
<td>Backlight</td>
<td colspan="5">White LED</td>
<td colspan="1">Multicolor<br />RGB LED</td>
</tr>
<tr>
<td>Heart Rate Monitor</td>
<td>No</td>
<td colspan="2">No<br /><em>(possible with smartstrap)</em></td>
<td>Yes<br /><em>(except SE model)</em></td>
<td>No</td>
<td>Yes</td>
</tr>
<tr>
<td>Microphone</td>
<td>No</td>
<td colspan="4">Yes</td>
<td>Yes<br /><em>(with 2nd Mic for ENC<sup>*1</sup>)</em></td>
</tr>
<tr>
<td>Speaker</td>
<td colspan="4">No</td>
<td colspan="2">Yes</td>
</tr>
<tr>
<td>Sensors</td>
<td colspan="3">Accelerometer, Compass</td>
<td>Accelerometer</td>
<td>6-axis IMU, Compass, Barometer</td>
<td>6-axis IMU, Compass</td>
</tr>
<tr>
<td>Buttons</td>
<td colspan="6">4</td>
</tr>
<tr>
<td>Vibration</td>
<td colspan="4">ERM (eccentric rotating mass)</td>
<td colspan="2">LRA (linear resonant actuator)</td>
</tr>
<tr>
<td>Case Material</td>
<td colspan="2">Polycarbonate <em>(P, PT)</em><br />Stainless Steel 316 <em>(PS, PTS)</em></td>
<td>Stainless Steel 316</td>
<td colspan="2">Polycarbonate</td>
<td>Stainless Steel 316</td>
</tr>
<tr>
<td>Lens Material</td>
<td>Polycarbonate</td>
<td>Gorilla Glass<br /><em>(curved)</em></td>
<td colspan="2">Gorilla Glass<br /><em>(flat)</em></td>
<td colspan="2">Hardened Glass<br /><em>(flat)</em></td>
</tr>
<tr>
<td>Charging Port</td>
<td>Power only</td>
<td colspan="2">Smart accessory port</td>
<td>Smart accessory port<br /><em>(data only)</em></td>
<td colspan="2">Power only</td>
</tr>
<tr>
<td>Battery Life</td>
<td colspan="2">~7 days</td>
<td>~2 days</td>
<td>~7 days</td>
<td colspan="2">~30 days</td>
</tr>
<tr>
<td>Water Resistance</td>
<td>5 ATM<sup>*2</sup><br /><em>(50 m)</em></td>
<td>3 ATM<sup>*2</sup><br /><em>(30 m)</em></td>
<td>None<br /><em>(Splash Resistant)</em></td>
<td>3 ATM<sup>*2</sup><br /><em>(30 m)</em></td>
<td colspan="2">TBD<br /><em>(target IPX8)</em></td>
</tr>
<thead>
<tr>
<th>Model</th>
<th>Classic,<br />Steel</th>
<th nowrap="nowrap">Time,<br />Time Steel</th>
<th>Time Round</th>
<th>Pebble 2</th>
<th nowrap="nowrap">Pebble 2 Duo</th>
<th nowrap="nowrap">Pebble Time 2*</th>
</tr>
</thead>
</table>

<div style="font-size: 0.9em; margin-top: 1em;">
<p><sup>*1</sup> ENC = Environmental Noise Cancellation</p>
<p><sup>*2</sup> Please note regarding water resistance:</p>
<ul style="margin-top: 0; margin-bottom: 0;">
<li>3 ATM &rarr; Safe for hand-washing, rain, splashes, and brief immersion, but not for
swimming/diving.</li>
<li>5 ATM &rarr; Safe for swimming in shallow water, showering, and snorkeling, but not for
diving.</li>
<br>
</ul>
</div>
7 changes: 7 additions & 0 deletions source/assets/css/main.scss
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*/

@import 'app';

/* Hardware info table overrides */
table.hardware-info-table { border-collapse: collapse; }

table.hardware-info-table > thead > tr:first-of-type > th {
border-bottom: 1px solid #d6d6d6 !important; /* match the left border color */
}