42 lines
1.3 KiB
C
42 lines
1.3 KiB
C
/*
|
|
Copyright 2016 fishpepper <AT> gmail.com
|
|
|
|
This program is free software: you can redistribute it and/or modify
|
|
it under the terms of the GNU General Public License as published by
|
|
the Free Software Foundation, either version 3 of the License, or
|
|
(at your option) any later version.
|
|
|
|
This program is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
GNU General Public License for more details.
|
|
|
|
You should have received a copy of the GNU General Public License
|
|
along with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
|
|
author: fishpepper <AT> gmail.com
|
|
*/
|
|
|
|
#include "io.h"
|
|
#include "config.h"
|
|
#include <cc2510fx.h>
|
|
#include "portmacros.h"
|
|
|
|
void io_init(void) {
|
|
// enable pullup on bootloader input
|
|
PORT2INP(BOOTLOADER_ENABLE_PORT) &= ~(1 << BOOTLOADER_ENABLE_PIN);
|
|
|
|
// set bootloader activation pin to input
|
|
PORT2DIR(BOOTLOADER_ENABLE_PORT) &= ~(1 << BOOTLOADER_ENABLE_PIN);
|
|
}
|
|
|
|
uint8_t io_bootloader_enabled(void) {
|
|
if (BOOTLOADER_ENABLE_PORT & (1 << BOOTLOADER_ENABLE_PIN)) {
|
|
// pin is high
|
|
return 0;
|
|
} else {
|
|
// pin is low
|
|
return 1;
|
|
}
|
|
}
|