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HT56R22 Datasheet(PDF) 92 Page - Holtek Semiconductor Inc |
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HT56R22 Datasheet(HTML) 92 Page - Holtek Semiconductor Inc |
92 / 127 page HT56R22/HT56R23/HT56R24/HT56R25/HT56R26 Rev. 1.30 92 December 26, 2014 LCD Bias Control The LCD COM driver enables a range of selections to be provided to suit the requirement of the LCD panel which is be- ing used. The bias resistor choice is implemented using the ISEL1 and ISEL0 bits in the SCOMC register. · SCOMC Register Bit 76543210 Name ¾¾ ISEL SCOMEN COM3EN COM2EN COM1EN COM0EN R/W ¾¾ R/W R/W R/W R/W R/W R/W POR ¾¾ 000000 Bit 7, 6 unimplemented, read as ²0² Bit 5 ISEL: SCOM operating current selection (VDD=5V) 0: 25 mA 1: 50 mA Bit 4 SCOMEN: SCOM module on/off control 0: disable 1: enable SCOMn can be enable by COMnEN if SCOMEN=1 Bit 3 COM3EN: PB3 or SCOM3 selection 0: GPIO 1: SCOM3 Bit 2 COM2EN: PB2 or SCOM2 selection 0: GPIO 1: SCOM2 Bit 1 COM1EN: PB1 or SCOM1 selection 0: GPIO 1: SCOM1 Bit 0 COM0EN: PB0 or SCOM0 selection 0: GPIO 1: SCOM0 |
Similar Part No. - HT56R22_14 |
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Similar Description - HT56R22_14 |
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