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Add I2C OLED tutorial

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Gauthier Provost 2018-09-11 17:29:35 +08:00
parent 01b6712627
commit 8f5de9a905
6 changed files with 119 additions and 4 deletions
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docs/hardware.md
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@ -15,9 +15,9 @@ Name |Peripheral Type|Connector Type|Details
-----|---------------|--------------|-------
CON2|Serial port|Micro-USB Connector|Via onboard FTDI USB-to-UART0 bridge
*J8*|*RC Battery*|*Not populated*|*External battery source for RTC clock*
J9|I2C|4x1 Pin Male Header|I2C Channel 1
J9|I2C|4x1 Pin Male Header|I2C Bus 1
J10|Fan|4x1 Pin Male Header|PWM and RPM support
J12|GPIO|7x2 Pin Male Header|GPIO configurable as input or output<br>Via IO Expander on I2C Channel 0
J12|GPIO|7x2 Pin Male Header|GPIO configurable as input or output<br>Via IO Expander on I2C Bus 0
*J13*|*Serial port*|*Not populated*|*SoM UART0 interface*
J14|HDD Power|Molex 4-Pin Female|Rated for 2x HDD
J15|LAN|RJ45|Gigabit Ethernet
@ -73,7 +73,7 @@ Helios4 board provides a RESET push button (U16) to hard reset the SoC (System-O
## I2C Interface
Helios4 board exposes on header J9 the SoC I2C channel 1. Below is the header pin-out, the little arrow on the PCB indicates the ground pin.
Helios4 board exposes on header J9 the SoC I2C Bus 1. Below is the header pin-out, the little arrow on the PCB indicates the ground pin.
![I2C Pinout](/img/hardware/i2c_pinout.png)