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RT5021 数据表(PDF) 52 Page - Richtek Technology Corporation |
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RT5021 数据表(HTML) 52 Page - Richtek Technology Corporation |
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52 / 67 page ![]() RT5021 52 DS5021-01 April 2013 www.richtek.com Copyright 2013 Richtek Technology Corporation. All rights reserved. is a registered trademark of Richtek Technology Corporation. © Address Name Register Address Bit7 (MSB) Bit6 Bit5 Bit4 Bit3 Bit2 Bit1 Bit0 (LSB) Meaning TIMER [3:0] ENCH USUS ISETU ISETL Default 0 1 0 0 0 0 0 0 A7 0x07 Read/Write R/W R/W R/W R/W R/W R/W R/W R/W TIMER [3:0] Define fast charger safe charging time. Fast charging timeout time = (TIMER [3:0] + 1) hours. The default voltage is 5 hours. Note : pre-charge timeout time = fast charge time/8. Enable charger 0 : Enable charger ENCH 1 : Disable charger VIN Suspend control 0 : No suspend USUS 1 : Suspend VIN Current limit setting : ISETL ISETU VIN Input Current Limit 0 0 95mA (default) 0 1 475mA 1 0 1A 1 1 1.5A ISETU and ISETL Note: When Charger Type Detection finds the charger is Dedicated Charging Port (Sony or Apple Charger), ISETU/ISETL would set to be 475mA automatically. |
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