Tag
i2c
1 article.
- I2C pull-up resistors: the value is a window, not a number
Size an I²C pull-up from both ends: Rp(min) from the 3 mA sink limit, Rp(max) from rise time and bus capacitance — with the worked window at 3.3 V, 200 pF.
Tag
1 article.
Size an I²C pull-up from both ends: Rp(min) from the 3 mA sink limit, Rp(max) from rise time and bus capacitance — with the worked window at 3.3 V, 200 pF.