2 * Copyright © 2013 Keith Packard <keithp@keithp.com>
4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by
6 * the Free Software Foundation; version 2 of the License.
8 * This program is distributed in the hope that it will be useful, but
9 * WITHOUT ANY WARRANTY; without even the implied warranty of
10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
11 * General Public License for more details.
13 * You should have received a copy of the GNU General Public License along
14 * with this program; if not, write to the Free Software Foundation, Inc.,
15 * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
20 static uint8_t power = 0;
23 ao_rfpa0133_set_power(void)
25 ao_gpio_set(AO_PA_GAIN_8_GPIO, AO_PA_GAIN_8_PIN, AO_PA_GAIN_8, power & 1);
26 ao_gpio_set(AO_PA_GAIN_16_GPIO, AO_PA_GAIN_16_PIN, AO_PA_GAIN_16, (power >> 1) & 1);
32 ao_rfpa0133_set_power();
33 ao_gpio_set(AO_PA_POWER_GPIO, AO_PA_POWER_PIN, AO_PA_POWER, 1);
39 ao_gpio_set(AO_PA_POWER_GPIO, AO_PA_POWER_PIN, AO_PA_POWER, 0);
43 ao_radio_pa_init(void)
45 ao_enable_output(AO_PA_POWER_GPIO, AO_PA_POWER_PIN, AO_PA_POWER, 0);
46 ao_enable_output(AO_PA_GAIN_8_GPIO, AO_PA_GAIN_8_PIN, AO_PA_GAIN_8, 0);
47 ao_enable_output(AO_PA_GAIN_16_GPIO, AO_PA_GAIN_16_PIN, AO_PA_GAIN_16, 0);