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authorKeith Packard <keithp@keithp.com>2014-07-06 12:35:13 -0700
committerKeith Packard <keithp@keithp.com>2014-07-06 12:36:27 -0700
commitd1527a5457210eb914312cf8857bfb88982a8462 (patch)
treed11aefba40692dfb08e48bceffca8d74f0b412fb /src/kernel/ao_log_micro.c
parentf02cc3eec53e9d703837dad55ec2e6625b192588 (diff)
Add support for the "kite" micropeak variant
This uses a 100m 'launch detect' altitude and logs data every 19.2s instead of every .192s. Signed-off-by: Keith Packard <keithp@keithp.com>
Diffstat (limited to 'src/kernel/ao_log_micro.c')
-rw-r--r--src/kernel/ao_log_micro.c11
1 files changed, 11 insertions, 0 deletions
diff --git a/src/kernel/ao_log_micro.c b/src/kernel/ao_log_micro.c
index d665efb5..aef78def 100644
--- a/src/kernel/ao_log_micro.c
+++ b/src/kernel/ao_log_micro.c
@@ -22,10 +22,17 @@
static uint16_t ao_log_offset = STARTING_LOG_OFFSET;
+#define AO_LOG_ID_SHIFT 12
+#define AO_LOG_ID_MASK ((1 << AO_LOG_ID_SHIFT) - 1)
+
void
ao_log_micro_save(void)
{
uint16_t n_samples = (ao_log_offset - STARTING_LOG_OFFSET) / sizeof (uint16_t);
+
+#if AO_LOG_ID
+ n_samples |= AO_LOG_ID << AO_LOG_ID_SHIFT;
+#endif
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));
@@ -99,8 +106,12 @@ ao_log_micro_dump(void)
uint16_t crc = 0xffff;
ao_eeprom_read(N_SAMPLES_OFFSET, &n_samples, sizeof (n_samples));
+
if (n_samples == 0xffff)
n_samples = 0;
+#if AO_LOG_ID
+ n_samples &= AO_LOG_ID_MASK;
+#endif
nbytes = STARTING_LOG_OFFSET + sizeof (uint16_t) * n_samples;
ao_async_start();
ao_async_byte('M');