kobol-wiki/docs/helios64/gpio.md

Helios64 provides 16 GPIOs via a 20-Pin header (P5). Those GPIOs are provided via an 16-bit IO Expander [PCA9655E](http://www.onsemi.com/PowerSolutions/product.do?id=PCA9655E) connected to I2C bus 2.

![P5 Location](/helios64/img/gpio/gpio.jpg)

## Pinout

![P5 Pinout](/helios64/img/gpio/gpio_pinout.jpg)

| PIN | Port | Remarks |
|-----|------|-------------|
| 1   | - | 3.3V Supply |
| 2   | - | 5V Supply |
| 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 | |
| 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 |
Update Hardweare GPIO page 2020-04-12 19:33:40 +08:00			`Helios64 provides 16 GPIOs via a 20-Pin header (P5). Those GPIOs are provided via an 16-bit IO Expander [PCA9655E](http://www.onsemi.com/PowerSolutions/product.do?id=PCA9655E) connected to I2C bus 2.`
update jumper overview of helios64 boot modes, hardware page adding gpio page to helios64 2020-02-19 17:08:58 +07:00
Upfate Hardware I2C page 2020-04-13 14:20:40 +08:00			`![P5 Location](/helios64/img/gpio/gpio.jpg)`
Fix typo, rearrange heading level and page name 2020-03-16 13:11:03 +07:00
Update Hardweare GPIO page 2020-04-12 19:33:40 +08:00			`## Pinout`
update jumper overview of helios64 boot modes, hardware page adding gpio page to helios64 2020-02-19 17:08:58 +07:00
Update Hardweare GPIO page 2020-04-12 19:33:40 +08:00			`![P5 Pinout](/helios64/img/gpio/gpio_pinout.jpg)`
update jumper overview of helios64 boot modes, hardware page adding gpio page to helios64 2020-02-19 17:08:58 +07:00
update the hardware overview 2020-03-02 06:56:31 +07:00			`\| PIN \| Port \| Remarks \|`
			`\|-----\|------\|-------------\|`
			`\| 1 \| - \| 3.3V Supply \|`
			`\| 2 \| - \| 5V Supply \|`
			`\| 3 \| - \| GND \|`
			`\| 4 \| EXP_P0_0 \| \|`
			`\| 5 \| EXP_P0_1 \| \|`
Dispatch images to dedicated page folders 2020-04-02 16:36:24 +08:00			`\| 6 \| EXP_P0_2 \| \|`
			`\| 7 \| EXP_P0_3 \| \|`
			`\| 8 \| EXP_P0_4 \| \|`
			`\| 9 \| EXP_P0_5 \| \|`
update the hardware overview 2020-03-02 06:56:31 +07:00			`\| 10 \| EXP_P0_6 \| \|`
			`\| 11 \| EXP_P0_7 \| \|`
			`\| 12 \| EXP_P1_0 \| \|`
Dispatch images to dedicated page folders 2020-04-02 16:36:24 +08:00			`\| 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 \|`