diff --git a/lib/onewire_master.h b/lib/onewire_master.h
index f339b68..650fc0e 100644
--- a/lib/onewire_master.h
+++ b/lib/onewire_master.h
@@ -99,3 +99,289 @@ bool onewire_master_function_read(uint8_t function, uint8_t* data, uint32_t bits
  *  @return if operation succeeded
  */
 bool onewire_master_function_write(uint8_t function, uint8_t* data, uint32_t bits);
+
+/** device corresponding to a family code
+ */
+struct onewire_family_code_t {
+	uint8_t code;
+	const char* device;
+};
+
+/** list of possible devices corresponding to the family code
+ *  sources:
+ *  - http://owfs.org/index.php?page=family-code-list
+ *  - http://owfs.sourceforge.net/family.html
+ *  - https://www.maximintegrated.com/en/app-notes/index.mvp/id/155
+ *  - https://github.com/owfs/owfs-doc/wiki/1Wire-Device-List
+ *  - IDs seen or reported
+ */
+static const struct onewire_family_code_t onewire_family_codes[] = {
+	{
+		.code = 0x01,
+		.device = "DS1990R/DS2401/DS2411/DS2490A",
+	},
+	{
+		.code = 0x02,
+		.device = "DS1991/DS1425",
+	},
+	{
+		.code = 0x04,
+		.device = "DS1994/DS2404",
+	},
+	{
+		.code = 0x05,
+		.device = "DS2405",
+	},
+	{
+		.code = 0x06,
+		.device = "DS1993",
+	},
+	{
+		.code = 0x08,
+		.device = "DS1992",
+	},
+	{
+		.code = 0x09,
+		.device = "DS1982/DS2502/DS2703/DS2704",
+	},
+	{
+		.code = 0x0a,
+		.device = "DS1995",
+	},
+	{
+		.code = 0x0b,
+		.device = "DS1985/DS2505",
+	},
+	{
+		.code = 0x0c,
+		.device = "DS1996",
+	},
+	{
+		.code = 0x0f,
+		.device = "DS1986/DS2506",
+	},
+	{
+		.code = 0x10,
+		.device = "DS1920/DS18S20",
+	},
+	{
+		.code = 0x12,
+		.device = "DS2406/DS2407",
+	},
+	{
+		.code = 0x14,
+		.device = "DS1971/DS2430A",
+	},
+	{
+		.code = 0x16,
+		.device = "DS1954/DS1957",
+	},
+	{
+		.code = 0x18,
+		.device = "DS1963S/DS1962",
+	},
+	{
+		.code = 0x1a,
+		.device = "DS1963L",
+	},
+	{
+		.code = 0x1b,
+		.device = "DS2436",
+	},
+	{
+		.code = 0x1c,
+		.device = "DS28E04-100",
+	},
+	{
+		.code = 0x1d,
+		.device = "DS2423",
+	},
+	{
+		.code = 0x1e,
+		.device = "DS2437",
+	},
+	{
+		.code = 0x1f,
+		.device = "DS2409",
+	},
+	{
+		.code = 0x20,
+		.device = "DS2450",
+	},
+	{
+		.code = 0x21,
+		.device = "DS1921",
+	},
+	{
+		.code = 0x22,
+		.device = "DS1922",
+	},
+	{
+		.code = 0x23,
+		.device = "DS1973/DS2433",
+	},
+	{
+		.code = 0x24,
+		.device = "DS1904/DS2415",
+	},
+	{
+		.code = 0x26,
+		.device = "DS2438",
+	},
+	{
+		.code = 0x27,
+		.device = "DS2417",
+	},
+	{
+		.code = 0x28,
+		.device = "DS18B20",
+	},
+	{
+		.code = 0x29,
+		.device = "DS2408",
+	},
+	{
+		.code = 0x2c,
+		.device = "DS2890",
+	},
+	{
+		.code = 0x2d,
+		.device = "DS1972/DS2431",
+	},
+	{
+		.code = 0x2e,
+		.device = "DS2770",
+	},
+	{
+		.code = 0x2f,
+		.device = "DS28E01-100",
+	},
+	{
+		.code = 0x30,
+		.device = "DS2760/DS2761/DS2762",
+	},
+	{
+		.code = 0x31,
+		.device = "DS2720",
+	},
+	{
+		.code = 0x32,
+		.device = "DS2780",
+	},
+	{
+		.code = 0x33,
+		.device = "DS1961S/DS2432",
+	},
+	{
+		.code = 0x34,
+		.device = "DS2703",
+	},
+	{
+		.code = 0x35,
+		.device = "DS2755",
+	},
+	{
+		.code = 0x36,
+		.device = "DS2740",
+	},
+	{
+		.code = 0x37,
+		.device = "DS1977",
+	},
+	{
+		.code = 0x3a,
+		.device = "DS2413",
+	},
+	{
+		.code = 0x3b,
+		.device = "DS1825/MAX31826/MAX31850",
+	},
+	{
+		.code = 0x3d,
+		.device = "DS2781",
+	},
+	{
+		.code = 0x41,
+		.device = "DS1922/DS1923/DS2422",
+	},
+	{
+		.code = 0x42,
+		.device = "DS28EA00",
+	},
+	{
+		.code = 0x43,
+		.device = "DS28EC20",
+	},
+	{
+		.code = 0x44,
+		.device = "DS28E10",
+	},
+	{
+		.code = 0x51,
+		.device = "DS2751",
+	},
+	{
+		.code = 0x7e,
+		.device = "EDS00xx",
+	},
+	{
+		.code = 0x81,
+		.device = "DS1420/DS2490R/DS2490B",
+	},
+	{
+		.code = 0x82,
+		.device = "DS1425",
+	},
+	{
+		.code = 0x84,
+		.device = "DS2404S",
+	},
+	{
+		.code = 0x89,
+		.device = "DS1982U/DS2502",
+	},
+	{
+		.code = 0x8b,
+		.device = "DS1985U/DS2505",
+	},
+	{
+		.code = 0x8f,
+		.device = "DS1986U/DS2506",
+	},
+	{
+		.code = 0xa0,
+		.device = "mRS001",
+	},
+	{
+		.code = 0xa1,
+		.device = "mVM001",
+	},
+	{
+		.code = 0xa2,
+		.device = "mCM001",
+	},
+	{
+		.code = 0xa6,
+		.device = "mTS017",
+	},
+	{
+		.code = 0xb1,
+		.device = "mTC001",
+	},
+	{
+		.code = 0xb2,
+		.device = "mAM001",
+	},
+	{
+		.code = 0xb3,
+		.device = "DS2432/mTC002",
+	},
+	{
+		.code = 0xfc,
+		.device = "BAE0910/BAE0911",
+	},
+	{
+		.code = 0xff,
+		.device = "Swart LCD",
+	}
+};