1 Kernel driver lm75 2 ================== 3 4 Supported chips: 5 6 * National Semiconductor LM75 7 8 Prefix: 'lm75' 9 10 Addresses scanned: I2C 0x48 - 0x4f 11 12 Datasheet: Publicly available at the Natio 13 14 http://www.national.com/ 15 16 * National Semiconductor LM75A 17 18 Prefix: 'lm75a' 19 20 Addresses scanned: I2C 0x48 - 0x4f 21 22 Datasheet: Publicly available at the Natio 23 24 http://www.national.com/ 25 26 * Dallas Semiconductor (now Maxim) DS75, DS1 27 28 Prefixes: 'ds75', 'ds1775', 'ds7505' 29 30 Addresses scanned: none 31 32 Datasheet: Publicly available at the Maxim 33 34 https://www.maximintegrated.com 35 36 * Maxim MAX6625, MAX6626, MAX31725, MAX31726 37 38 Prefixes: 'max6625', 'max6626', 'max31725' 39 40 Addresses scanned: none 41 42 Datasheet: Publicly available at the Maxim 43 44 http://www.maxim-ic.com/ 45 46 * Microchip (TelCom) TCN75 47 48 Prefix: 'tcn75' 49 50 Addresses scanned: none 51 52 Datasheet: Publicly available at the Micro 53 54 http://www.microchip.com/ 55 56 * Microchip MCP9800, MCP9801, MCP9802, MCP98 57 58 Prefix: 'mcp980x' 59 60 Addresses scanned: none 61 62 Datasheet: Publicly available at the Micro 63 64 http://www.microchip.com/ 65 66 * Analog Devices ADT75 67 68 Prefix: 'adt75' 69 70 Addresses scanned: none 71 72 Datasheet: Publicly available at the Analo 73 74 https://www.analog.com/adt75 75 76 * ST Microelectronics STDS75 77 78 Prefix: 'stds75' 79 80 Addresses scanned: none 81 82 Datasheet: Publicly available at the ST we 83 84 http://www.st.com/internet/anal 85 86 * ST Microelectronics STLM75 87 88 Prefix: 'stlm75' 89 90 Addresses scanned: none 91 92 Datasheet: Publicly available at the ST we 93 94 https://www.st.com/resource/en/ 95 96 * Texas Instruments TMP100, TMP101, TMP105, 97 98 Prefixes: 'tmp100', 'tmp101', 'tmp105', 't 99 100 Addresses scanned: none 101 102 Datasheet: Publicly available at the Texas 103 104 https://www.ti.com/product/tmp1 105 106 https://www.ti.com/product/tmp1 107 108 https://www.ti.com/product/tmp1 109 110 https://www.ti.com/product/tmp1 111 112 https://www.ti.com/product/tmp7 113 114 https://www.ti.com/product/tmp7 115 116 https://www.ti.com/product/tmp7 117 118 https://www.ti.com/product/tmp1 119 120 https://www.ti.com/product/tmp2 121 122 https://www.ti.com/product/TMP1075 123 124 * NXP LM75B, PCT2075 125 126 Prefix: 'lm75b', 'pct2075' 127 128 Addresses scanned: none 129 130 Datasheet: Publicly available at the NXP w 131 132 https://www.nxp.com/documents/d 133 134 https://www.nxp.com/docs/en/dat 135 136 * AMS OSRAM AS6200 137 138 Prefix: 'as6200' 139 140 Addresses scanned: none 141 142 Datasheet: Publicly available at the AMS w 143 144 https://ams.com/documents/20143 145 146 Author: Frodo Looijaard <frodol@dds.nl> 147 148 Description 149 ----------- 150 151 The LM75 implements one temperature sensor. Li 152 Overtemperature Shutdown register and Hysteres 153 set and read to half-degree accuracy. 154 An alarm is issued (usually to a connected LM7 155 gets higher then the Overtemperature Shutdown 156 the temperature falls below the Hysteresis val 157 All temperatures are in degrees Celsius, and a 158 range of -55 to +125 degrees. 159 160 The driver caches the values for a period vary 161 slowest chips and 125 ms for the fastest chips 162 will do no harm, but will return 'old' values. 163 164 The original LM75 was typically used in combin 165 on PC motherboards, to measure the temperature 166 are now used in various embedded designs. 167 168 The LM75 is essentially an industry standard; 169 LM75 clones not listed here, with or without v 170 that are supported. The clones are not detecte 171 they reproduce the exact register tricks of th 172 therefore be instantiated explicitly. Higher r 173 is supported by this driver, other specific en 174 175 The LM77 is not supported, contrary to what we 176 Both chips are simply not compatible, value en
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