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3. Technical Brief
BL20
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3.8.6 Touch Screen Interface
3.8.6.1 MAIN Touch Interface
The SO1G2000 device has up to 16 capacitive buttons, up to 2 capacitive scroll strips. The SO1G2000 device is
controlled by I2C port from QSC6270.
Touch interface scheme is shown and, there control signals are followed
MAIN_TOUCH_I2C_SCL
: I2C CLOCK
MAIN_TOUCH_I2C_SDA
: I2C DATA
MAIN_TOUCH_INT : IC2 INT
3.8.6.2 Side Interface
Side touch interface scheme is shown and there control signals are followed
SIDE_TOUCH_I2C_SCL
: I2C CLOCK
SIDE_TOUCH_I2C_SDA : I2C DATA
SIDE_TOUCH_I2C_INT
: I2C INT