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+# Registry
+
+Vse je 0-based
+
+## Holding
+
+```
+(read-only)
+H_IDENT = 0, // 3333
+
+(read-write)
+// Control
+H_MODE = 1,
+/*
+    VENT_MODE_OFF = 0,
+    VENT_MODE_FREE = 1,
+    VENT_MODE_OUT = 3,
+    VENT_MODE_IN = 5,
+    VENT_MODE_RECUP = 7,
+*/
+
+H_POWER = 2, // %
+H_SUMMER_MODE = 3, // invertuje logiku rekuperace na teplotu, aby drzela uvnitr chlad
+
+// Settings
+H_INITIAL_MODE = 10, // mode po zapnuti napajeni
+H_INITIAL_POWER = 11, // vykon po zapnuti napajeni
+H_RECUP_MODE = 12, // 0=na cas, 1=na teplotu (experimentalni)
+H_RECUP_TIME = 13, // pokud na cas, pak toho je cas rekuperace
+H_RECUP_TIME_MIN = 14, // na teplotu - spodni limit
+H_RECUP_TIME_MAX = 15, // na teplotu - horni limit
+H_RECUP_FACTOR = 16, // na teplotu - faktor, 80% = foukej dokud delta teplot neklesne o 80%
+H_MIN_POWER = 17, // min povoleny vykon motoru
+
+// Hardware settings (don't need to change once set correctly)
+H_RAMP_TIME = 30, // doba rozbehu nebo zastaveni motoru
+H_BLIND_TIME = 31, // doba otevreni roletky
+H_SWAP_TEMPS = 32, // prohodit cidla teploty (projevi se po restartu)
+H_SWAP_PWMDIR = 33, // prohodit PWM a DIR vystup (projevi se po restartu)
+
+(write-only)
+H_REBOOT = 70, // zapis 0xB007 pro okamzity reboot (po odeslani odpovedi)
+```
+
+## Input
+
+Je take zrcadleno v holding mape s ofsetem 1000 (read-only)
+
+```
+// za kazdy bit od nejnizsiho - odpovidajici z nasladujicich teplot je platna
+// napr. 3 = jsou platne jen T_{IN,OUT}_INST
+I_T_VALIDITY = 1, 
+
+I_T_IN_INST = 2,
+I_T_OUT_INST = 3,
+I_T_INDOOR = 4,
+I_T_OUTDOOR = 5,
+I_T_INFLOW = 6,
+I_T_EXHAUST = 7,
+
+// skutecny cas rekuperace pri sani/odtahu v rezimu "na teplotu"
+I_RECUP_TIME_IN = 8,
+I_RECUP_TIME_OUT = 9,
+
+// okamzity rezim, stejny vyznam jako H_MODE, ale nemuze byt 7 (rekuperace), jen 1 smer vzdy.
+I_MODE_INST = 20,
+// stav interniho pocitadla nabehu motoru
+I_MOTOR_RAMP = 21,
+// stav interniho pocitadla otevreni roletky
+I_BLIND_RAMP = 22,
+// pocitadlo chodu motoru (sekundy 0-3599)
+I_MOTOR_SECS = 23,
+// pocitadlo chodu motoru (hodiny), inkrementuje se po preteceni I_MOTOR_SECS
+I_MOTOR_HOURS = 24,
+// uptime (sekundy 0-3599)
+I_UPTIME_SECS = 25,
+// uptime (hodiny), inkrementuje se po preteceni I_UPTIME_SECS
+I_UPTIME_HOURS = 26,
+// velikost volne pameti v poctu kB (mozna chybna hodnota?)
+I_FREE_HEAP_KB = 27,
+```