#!/usr/bin/php
<?php
include "php-lib/defines.inc.php";
if (sunxi_gpio_init() == -1) {
die("Failed to open GPIO memory map. Are you running as root?\n");
}
$PG0 = $PIN['PG0'];
$PG1 = $PIN['PG1'];
if (sunxi_gpio_set_cfgpin($PG0, SUNXI_GPIO_OUTPUT) == -1) {
die("Failed to set pin {$PG0} to output!\n");
}
sunxi_gpio_pullup($PG0, 0);
sunxi_gpio_pullup($PG0, SUNXI_PULL_UP);
sunxi_gpio_pullup($PG0, SUNXI_PULL_DOWN);
if (sunxi_gpio_set_cfgpin($PG1, SUNXI_GPIO_OUTPUT) == -1) {
die("Failed to set pin {$PG1} to output!\n");
}
sunxi_gpio_pullup($PG1, 0);
sunxi_gpio_pullup($PG1, SUNXI_PULL_UP);
sunxi_gpio_pullup($PG1, SUNXI_PULL_DOWN);
$v = 0;
while (1) {
sunxi_gpio_output($PG0, $v);
sunxi_gpio_output($PG1, !$v);
$v = !$v;
usleep(25000);
}
function GPIO_pullup($pin, $pull)
{
return sunxi_gpio_pullup($pin, $pull);
}