SC16IS752 Driver for ATmega328/ESP8266
SC16IS750/752 Driver for RaspberryPi
| SC16IS750/752 | ATmega328/ESP8266 | RPi | |
|---|---|---|---|
| VCC | -- | 5V(*1) | 5V(*1) |
| GND | -- | GND | GND |
| RESET | -- | N/C | N/C |
| A0/CS | -- | 5V(*2) | 5V(*2) |
| A1/SI | -- | 5V(*2) | 5V(*2) |
| NC/SO | -- | N/C | N/C |
| IRQ | -- | N/C | N/C |
| I2C/SPI | -- | 5V | 5V |
| SCL/SCLK | -- | SCL(*3) | SCL(*4) |
| SDA/VSS | -- | SDA(*3) | SDA(*4) |
(*1)
The SC16IS750 module is equipped with a MIC5219 LG33 voltage regulator, which provides 3.3V to the chip.
The SC16IS752 module is equipped with a AMS1117-3.3 voltage regulator, which provides 3.3V to the chip.
Therefore, the level of i2c is 3.3V.
(*2)i2c address selection
| A0 | A1 | Address |
|---|---|---|
| Vdd | Vdd | 0x90 |
| Vdd | Vss | 0x92 |
| Vss | Vdd | 0x98 |
| Vss | Vss | 0x9A |
(*3)Requires PullUp
(*4)No Requires PullUp
| SC16IS750/752 | ATmega328/ESP8266/Rpi | |
|---|---|---|
| VCC | -- | 5V(*1) |
| GND | -- | GND |
| RESET | -- | N/C |
| A0/CS | -- | CS |
| A1/SI | -- | MOSI |
| NC/SO | -- | MISO |
| IRQ | -- | N/C |
| I2C/SPI | -- | GND |
| SCL/SCLK | -- | SCK |
| SDA/VSS | -- | GND |
(*1)
The SC16IS750 module is equipped with a MIC5219 LG33 voltage regulator, which provides 3.3V to the chip.
The SC16IS752 module is equipped with a AMS1117-3.3 voltage regulator, which provides 3.3V to the chip.
Therefore, the level of SPI is 3.3V.