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ADM1029ARQZ-R7 数据表(PDF) 33 Page - ON Semiconductor |
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ADM1029ARQZ-R7 数据表(HTML) 33 Page - ON Semiconductor |
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33 / 50 page ![]() Rev. 1 | Page 33 of 50 | www.onsemi.com ADM1029 Register 07h – Set Fan x * Alarm Speed (Power-On Default 00h) Bit Name R/W Description 0 Fan 1 Alarm Speed = 0 R/W When set to 1, Fan 1 will run at Alarm Speed. 1 Fan 2 Alarm Speed = 0 R/W When set to 1, Fan 2 will run at Alarm Speed. 2 Reserved R Unused. Will read back 0. 3 Reserved R Unused. Will read back 0. 4 Reserved R Unused. Will read back 0. 5 Reserved R Unused. Will read back 0. 6 Reserved R Unused. Will read back 0. 7 Reserved R Unused. Will read back 0. NOTES *“x” denotes the fan number. Question marks on this and following pages indicate bit settings that depend on the state of certain pins on power-up. Register 08h – Set Fan x * Hot-Plug Speed (Power-On Default 00h) Bit Name R/W Description 0 Fan 1 Hot-Plug Speed = 0 R/W When set to 1, Fan 1 will run at Hot-Plug Speed. 1 Fan 2 Hot-Plug Speed = 0 R/W When set to 1, Fan 2 will run at Hot-Plug Speed. 2 0 R Unused. Will read back 0. 3 0 R Unused. Will read back 0. 4 0 R Unused. Will read back 0. 5 0 R Unused. Will read back 0. 6 0 R Unused. Will read back 0. 7 0 R Unused. Will read back 0. NOTES *“x” denotes the fan number. Question marks on this and following pages indicate bit settings that depend on the state of certain pins on power-up. Register 09h – Set Fan x * Full Speed (Power-On Default 00h) Bit Name R/W Description 0 Fan 1 Full Speed = 0 R/W When set to 1 Fan 1 will run at Full Speed. 1 Fan 2 Full Speed = 0 R/W When set to 1 Fan 2 will run at Full Speed. 2 Reserved R Unused. Will read back 0. 3 Reserved R Unused. Will read back 0. 4 Reserved R Unused. Will read back 0. 5 Reserved R Unused. Will read back 0. 6 Reserved R Unused. Will read back 0. 7 Reserved R Unused. Will read back 0. NOTES *“x” denotes the fan number. Question marks on this and following pages indicate bit settings that depend on the state of certain pins on power-up. |
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