Wiki » History » Revision 10
Revision 9 (Frédéric Blanc, 2024-11-07 08:49) → Revision 10/40 (Frédéric Blanc, 2024-11-07 11:00)
h1. Wiki
{{toc}}
h2. USB <-> I2C
!clipboard-202411051457-ujwet.png!
Passerelle USB-I2C SiLabs CP2112
h3. Commande Linux
i2c-tools
<pre><code class="shell">
sudo apt install i2c-tools
</code></pre>
<pre><code class="shell">
i2cdetect -l
</code></pre>
!clipboard-202411051520-zo9bt.png!
<pre><code class="shell">
i2cdetect -r -y N
</code></pre>
N numero I2C ici 5
!clipboard-202411051525-mfhc4.png!
detection d'une puce I2C PCF8563 @ 0x51
https://www.acmesystems.it/i2c
https://www.youtube.com/watch?v=QwlqOTDAPfk
h2. Composants
h3. PCF8563 Real-time clock/calendar
!clipboard-202411071057-aw2q3.png!
h3. TCA9535 I/O Expander 16-Bit
Low-Voltage 16-Bit I2C and SMBus Low-Power I/O Expander with Interrupt Output and Configuration Registers
!clipboard-202411071059-exmd3.png!