我的lcd 驱动IC是st7549T,96 segment * 16 common + 1 ICON 规格书上面写的 duty: 1/17 Bias: 1/5 Vop: 5v 不知道如何设置 Bias system、Set Vop和Set Vop range具体如何取值?
|Instruction |A0|RW|D7|D6 |D5 |D4 |D3 |D2 |D1 |D0 | |Bias system |0 |0 |0 |0 |0 |1 |0 |B2 |B1 |B0 | |Set Vop |0 |0 |1 |Vop6|Vop5|Vop4|Vop3|Vop2|Vop1|Vop0| |Set Vop range|0 |0 |0 |0 |0 |0 |0 |1 |0 |PRS |
ST7549T 资料下载地址: http://www.duote.net/43C79073CBDDAB3C
希望大家大力支持!谢谢 |