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Gauthier Provost 2020-04-02 16:36:24 +08:00
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docs/helios64/gpio.md
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@ -5,7 +5,7 @@ Those GPIOs are provided via an 16-bit IO Expander [PCA9655E](http://www.onsemi.
Unlike Helios4 whereas some pin of IO expander is used for system usage, on Helios64 all 16 GPIOs can be used for user application.
![P5 Pinout](/helios64/img/hardware/gpio.jpg)
![P5 Pinout](/helios64/img/gpio/gpio.jpg)
## Pinout Table
@ -16,18 +16,18 @@ Unlike Helios4 whereas some pin of IO expander is used for system usage, on Heli
| 3 | - | GND |
| 4 | EXP_P0_0 | |
| 5 | EXP_P0_1 | |
| 6 | EXP_P0_2 | |
| 7 | EXP_P0_3 | |
| 8 | EXP_P0_4 | |
| 9 | EXP_P0_5 | |
| 6 | EXP_P0_2 | |
| 7 | EXP_P0_3 | |
| 8 | EXP_P0_4 | |
| 9 | EXP_P0_5 | |
| 10 | EXP_P0_6 | |
| 11 | EXP_P0_7 | |
| 12 | EXP_P1_0 | |
| 13 | EXP_P1_1 | |
| 14 | EXP_P1_2 | |
| 15 | EXP_P1_3 | |
| 16 | EXP_P1_4 | |
| 17 | EXP_P1_5 | |
| 18 | EXP_P1_6 | |
| 19 | EXP_P1_7 | |
| 20 | - | GND |
| 13 | EXP_P1_1 | |
| 14 | EXP_P1_2 | |
| 15 | EXP_P1_3 | |
| 16 | EXP_P1_4 | |
| 17 | EXP_P1_5 | |
| 18 | EXP_P1_6 | |
| 19 | EXP_P1_7 | |
| 20 | - | GND |