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EMC1438 Datasheet(PDF) 39 Page - SMSC Corporation |
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EMC1438 Datasheet(HTML) 39 Page - SMSC Corporation |
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39 / 48 page  1°C Multiple Temperature Sensor with Hardware Controlled Standby & Hottest of Multiple Zones Datasheet SMSC EMC1438 39 Revision 1.0 (04-29-10) DATASHEET 6.14 Hottest Temperature Registers The Hottest Temperature Registers store the measured hottest temperature of all the selected external diode channels (see Section 5.3.3, "“Hottest Of” Comparison"). If no External diodes are selected, the High Byte Register will read 80h. The data format is the same as the temperature channels. 6.15 Hottest Temperature Status Register The Hottest Temperature Status Register flags which external diode temperature is hottest (see Section 5.3.3, "“Hottest Of” Comparison"). Bit 7 - EXT7 - The External Diode 7 channel is the hottest. Bit 6 - EXT6 - The External Diode 6 channel is the hottest. Bit 4 - EXT5 - The External Diode 5 channel is the hottest. Bit 3 - EXT4 - The External Diode 4 channel is the hottest. Bit 3 - EXT3 - The External Diode 3 channel is the hottest. Bit 2 - EXT2 - The External Diode 2 channel is the hottest. Bit 1 - EXT1 - The External Diode 1 channel is the hottest. Bit 0 - INT - The Internal Diode channel is the hottest. 6.16 High Limit Status Register Table 6.19 Hottest Temperature Registers ADDR R/W REGISTER B7 B6 B5 B4 B3 B2 B1 B0 DEFAULT 32h R Hottest Temperature High Byte Sign 64 32 16 8 4 2 1 80h 33h R Hottest Temperature Low Byte 0.5 0.25 0.125 - - - - - 00h Table 6.20 Hottest Temperature Register ADDR R/W REGISTER B7 B6 B5 B4 B3 B2 B1 B0 DEFAULT 34h R Hottest Temperature Status EXT7 EXT6 EXT5 EXT4 EXT3 EXT2 EXT1 INT 00h Table 6.21 High Limit Status Register ADDR R/W REGISTER B7 B6 B5 B4 B3 B2 B1 B0 DEFAULT 35h R-C High Limit Status E7 HIGH E6 HIGH E5 HIGH E4 HIGH E3 HIGH E2 HIGH E1 HIGH I HIGH 00h |
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