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/*
* Copyright © 2012 Keith Packard <keithp@keithp.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; version 2 of the License.
*
* 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, write to the Free Software Foundation, Inc.,
* 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
*/
#include <ao.h>
#include <ao_micropeak.h>
#include <ao_log_micro.h>
#include <ao_async.h>
static uint16_t ao_log_offset = STARTING_LOG_OFFSET;
void
ao_log_micro_save(void)
{
uint16_t n_samples = (ao_log_offset - STARTING_LOG_OFFSET) / sizeof (uint16_t);
ao_eeprom_write(PA_GROUND_OFFSET, &pa_ground, sizeof (pa_ground));
ao_eeprom_write(PA_MIN_OFFSET, &pa_min, sizeof (pa_min));
ao_eeprom_write(N_SAMPLES_OFFSET, &n_samples, sizeof (n_samples));
}
void
ao_log_micro_restore(void)
{
ao_eeprom_read(PA_GROUND_OFFSET, &pa_ground, sizeof (pa_ground));
ao_eeprom_read(PA_MIN_OFFSET, &pa_min, sizeof (pa_min));
}
void
ao_log_micro_data(void)
{
uint16_t low_bits = pa;
if (ao_log_offset < MAX_LOG_OFFSET) {
ao_eeprom_write(ao_log_offset, &low_bits, sizeof (low_bits));
ao_log_offset += sizeof (low_bits);
}
}
void
ao_log_micro_dump(void)
{
uint16_t n_samples;
uint16_t nbytes;
uint8_t byte;
uint16_t b;
ao_eeprom_read(N_SAMPLES_OFFSET, &n_samples, sizeof (n_samples));
nbytes = STARTING_LOG_OFFSET + sizeof (uint16_t) * n_samples;
ao_async_byte('M');
ao_async_byte('P');
for (b = 0; b < nbytes; b++) {
ao_eeprom_read(b, &byte, 1);
ao_async_byte(byte);
}
}
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