X-Git-Url: https://www.fi.muni.cz/~kas/git//home/kas/public_html/git/?p=bike-lights.git;a=blobdiff_plain;f=firmware%2Fambient.c;h=19b7a13cd86003bc4ec0407f9aa42ecbe287719d;hp=caeca14a242430923ffc1ec0dfe47e4cedf00459;hb=b235c2cde53066ab6afd280ccddacd866778c252;hpb=027218898e542b66566914ce787f4a0821b5f908

diff --git a/firmware/ambient.c b/firmware/ambient.c
index caeca14..19b7a13 100644
--- a/firmware/ambient.c
+++ b/firmware/ambient.c
@@ -23,13 +23,12 @@ typedef struct {
  * Note: these have to be sorted, starting with 0, ending with 0xFFFF
  * and having small overlaps in order to provide a bit of hysteresis.
  */
-static ambient_zone_t ambient_zones[] = {
+static ambient_zone_t ambient_zones[N_AMBIENT_ZONES] = {
 	{ 0x0000                   , 0x0270<<AMBIENT_VAL_SHIFT }, // dark
 	{ 0x0260<<AMBIENT_VAL_SHIFT, 0x02e0<<AMBIENT_VAL_SHIFT }, // evening
 	{ 0x02d0<<AMBIENT_VAL_SHIFT, 0x0306<<AMBIENT_VAL_SHIFT }, // dawn
 	{ 0x0300<<AMBIENT_VAL_SHIFT, 0xffff                    }, // day
 };
-#define N_AMBIENT_ZONES (sizeof(ambient_zones)/sizeof(ambient_zones[0]))
 
 void init_ambient()
 {
@@ -108,6 +107,11 @@ void ambient_adc(uint16_t adcval)
 
 	if (ambient_max < byte_val)
 		ambient_max = byte_val;
+
+	// user_param ambient zone override
+	if ((byte_val = get_user_param(0)) > 0)
+		ambient_zone = byte_val - 1;
+
 	if (old_zone != ambient_zone) {
 #if 0
 		log_byte(0xab);