Wiki¶

• Table of contents
• Wiki
  • USB <-> I2C
    • Commande Linux
  • Composants
    • PCF8563 Real-time clock/calendar
    • TCA9535 I/O Expander 16-Bit
    • ADS1115

USB <-> I2C¶

Passerelle USB-I2C SiLabs CP2112

Commande Linux¶

i2c-tools

sudo apt install i2c-tools

i2cdetect -l

i2cdetect -r -y N

N numero I2C ici 5

detection d'une puce I2C PCF8563 @ 0x51

https://www.acmesystems.it/i2c
https://www.youtube.com/watch?v=QwlqOTDAPfk

Composants¶

PCF8563 Real-time clock/calendar¶

400-kHz Fast I2C bus

@I2C 0x51

TCA9535 I/O Expander 16-Bit¶

Low-Voltage 16-Bit I2C and SMBus Low-Power I/O Expander with Interrupt Output and Configuration Registers,400-kHz Fast I2C bus.

@I2C

ADS1115¶

16-bit, 860-SPS, 4-channel, delta-sigma ADC with PGA, oscillator, VREF, comparator and I2C

@I2C

0x48	0b1001000	GND
0x49	0b1001001	VDD
0x48	0b1001010	SDA
0x49	0b1001011	SCL