MicroTouch Micro Touch Capacitive Controller MT3000, Справочное руководство, Страница: 31 / 64

Chapter 2 Communicating with the MT3000 Controller 31
Table 4 Firmware Commands for MT3000 Development
Command Name Code Description
AutoBaud Disable AD Turns OFF the automatic baud rate detection feature.
AutoBaud Enable AE Turns ON the automatic baud rate detection feature.
Calibrate Extended CX Initiates an interactive, two-point calibration.
Calibrate Raw CR Collects the raw X and Y coordinates prior to normal
scaling, linearization, and filtering process.
Format Decimal FD Outputs the X/Y touch coordinate data as a 9-byte packet
in a decimal format. Default for MT3000.
Format Raw FR Returns the signal level (amount of touch) of each of the
four touchscreen corners in digital format.
Format Tablet FT Outputs the X/Y touch coordinate data in a five-byte
packet. Preferred for current development.
Mode Status MT Sends a touch status byte preceding the X/Y coordinate
data sent in response to a Format Decimal or Format
Hexadecimal command.
Mode Stream MS Sends a continuous stream of X/Y coordinate data when
you touch the screen.
Null Command Z Queries the controller and waits for a response.
Output Identity OI Identifies the controller type and the firmware version.
Parameter Lock PL Writes and stores the data format and operating mode of
the controller into non-volatile memory (NovRAM).
Parameter Set P pds [ b ] Lets you adjust the communication parameters (parity,
data bits, and stop bits) of the controller.
Reset R Initializes the hardware and the firmware, causes the
controller to stop sending data, and recalculates the
environmental conditions.
Restore Defaults RD Returns the controller to the factory default operating
parameters.
Unit Type Verify UV Identifies the touchscreen controller on your system.