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TM1680 Datasheet(PDF) 14 Page - Shenzhen Titan Micro Electronics Co., Ltd. |
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TM1680 Datasheet(HTML) 14 Page - Shenzhen Titan Micro Electronics Co., Ltd. |
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14 / 17 page ![]() 14 ©Titan Micro Electronics www.titanmec.com V1.3 32*8 & 24*16 LED 驱动芯片 TM1680 级联应用(COM加晶体管驱动方式):24ROW*16COM模式举例图28 TM1680 从芯片 TM1680 从芯片 MCU TM1680 主芯片 A1 A0 OSC SYNC SCL SDA OSC SYNC OSC SYNC SCL SDA SCL SDA SCL SDA VDD VDD A1 A0 A1 A0 TM1680 从芯片 OSC SYNC ROW0~ ROW23 SCL SDA VDD A1 A0 VDD ROW0~ ROW23 ROW0~ ROW23 COM0~ COM15 ROW0~ ROW23 COM0 COM15 ROW0 R ROW23 R ROW0 R ROW23 R ROW0 R ROW23 R ROW0 R ROW23 R LED 阵列 LED 阵列 LED 阵列 LED 阵列 图28 一般设计流程图 (主,从) SYS DIS 电源接入 (主,从) COM设置 (主) Master Mode (从) Slave Mode (主,从) SYS ON (主,从) LED ON (主,从) Write RAM Data (主,从) Update RAM Data |
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