-+/* Conversation table based on experimental data */
-+/* Usage: rx51_temp_table[rx51_temp_first - Celsius value] = lowest RAW value */
-+static int rx51_temp_first = 48;
-+static int rx51_temp_table[] = {
-+ 30, 31, 32, 33, 34, 35, 36, 38, 39, 40, 42, 43, 45, 47,
-+ 48, 50, 51, 53, 55, 57, 59, 61, 63, 66, 69, 72, 74, 76,
-+ 80, 83, 86, 90, 93, 96, 100, 105, 109, 114, 119, 124, 130, 136,
-+ 142, 148, 155, 161, 166, 177, 184, 193, 202, 213, 222, 230, 243, 255,
-+ 268, 280
++/*
++ Temperature look-up tables
++ TEMP = (1/(t1 + 1/298) - 273.15)
++ Where t1 = (1/B) * ln((RAW_ADC_U * 2.5)/(R * I * 255))
++ Formula is based on experimental data, RX-51 CAL data, maemo program bme
++ and formula from da9052 driver with values R = 100, B = 3380, I = 0.00671
++ */
++
++/*
++ Table1 (temperature for first 25 RAW values)
++ Usage: TEMP = rx51_temp_table1[RAW]
++ RAW is between 1 and 24
++ TEMP is between 201 C and 55 C
++ */
++static u8 rx51_temp_table1[] = {
++ 255, 201, 159, 138, 124, 114, 106, 99, 94, 89, 85, 82, 78, 75,
++ 73, 70, 68, 66, 64, 62, 61, 59, 57, 56, 55
++};
++
++/*
++ Table2 (lowest RAW value for temperature)
++ Usage: RAW = rx51_temp_table2[TEMP-rx51_temp_table2_first]
++ TEMP is between 53 C and -32 C
++ RAW is between 25 and 993
++ */
++static u8 rx51_temp_table2_first = 53;
++static u16 rx51_temp_table2[] = {
++ 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 39,
++ 40, 41, 43, 44, 46, 48, 49, 51, 53, 55, 57, 59, 61, 64,
++ 66, 69, 71, 74, 77, 80, 83, 86, 90, 94, 97, 101, 106, 110,
++ 115, 119, 125, 130, 136, 141, 148, 154, 161, 168, 176, 184, 202, 211,
++ 221, 231, 242, 254, 266, 279, 293, 308, 323, 340, 357, 375, 395, 415,
++ 437, 460, 485, 511, 539, 568, 600, 633, 669, 706, 747, 790, 836, 885,
++ 937, 993