........ 2 2. Chip models..2 3. Package sketch map ........2 4.Pin’s descriptions .....3 4.2. WTV020 SOP20 package........4 5. Electric parameters .4 6.Absolute maximum r.

.....3 4.2. WTV020 SOP20 package........4 5. Electric parameters .4 6.Absolute maximum ratings.5 7. Pins detail functions (D0～D8) ....5 8.Control modes .........6 8.1. Keyboard ......6 8.2. Parallel interface (COM+SBT) ....8 8.3. One line serial int.

WTV020-S

WTV020-SD

WTV010

WT-2300

WT-2301

WT-2306

WT-2307

WT-3401

WT-3402

WT-A521

WT-A522

WT-H-154D240I-CTP

WT-H-B24M36-4L03G

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