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UM0842 Datasheet(PDF) 21 Page - STMicroelectronics |
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UM0842 Datasheet(HTML) 21 Page - STMicroelectronics |
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21 / 50 page ![]() UM0842 Connectors Doc ID 16542 Rev 4 21/50 6.7 General-purpose ADC connector (CN9) Figure 13. General-purpose ADC connector (CN9) pinout 6.8 General-purpose GPIO and I2C connector (CN10) Figure 14. General-purpose GPIO and I2C connector (CN10) pinout Table 17. General-purpose ADC connector (CN9) description Pin Signal Pin Signal Pin Signal Pin Signal 1 ADC VREF Negative or GND by JP8 6 GND 11 AIN4 16 GND 2 GND 7 AIN2 12 GND 17 AIN7 3 AIN0 8 GND 13 AIN5 18 GND 4GND 9AIN3 14 GND 19 ADC VREF Positive or +2.5 V by JP7 5 AIN1 10 GND 15 AIN6 20 +2.5 V 1 2 3579 468 10 11 13 15 17 19 12 14 16 18 20 Table 18. General-purpose GPIO and I2C connector (CN10) pinout description Pin Signal Pin Signal Pin Signal Pin Signal 1 +3.3 V 6 PL_GPIO5 (I2C_SDA)(1) (2) 1. RC filter (R104 and C80) for the SDA line. 2. R67 and R68 are pull-ups for the SCLK and SDA line. 11 PL_CLK3 16 NC 2 NC 7 PL_GPIO34 12 NC 17 NC 3 NC 8 PL_GPIO63 13 NC 18 +2.5 V 4 GND 9 PL_GPIO67 14 NC 19 +5.0 V 5 PL_GPIO4 (I2C_SCK)(2) 10 NC 15 NC 20 NC 1 2 3579 468 10 11 13 15 17 19 12 14 16 18 20 |
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