AR1020T-I/SS Microchip Technology, AR1020T-I/SS Datasheet - Page 28

• Manufacturer Part Number: AR1020T-I/SS
• Description: IC TOUCH SCREEN CTRLR 20-SSOP
• Manufacturer: Microchip Technology
• Type: Resistiver

Specifications of AR1020T-I/SS

• Package / Case: 20-SSOP
• Touch Panel Interface: 4-Wire, 5-Wire, 8-Wire
• Number Of Inputs/keys: 3 Key
• Resolution (bits): 10 b
• Data Interface: I²C, Serial, SPI™
• Voltage - Supply: 3.3 V ~ 5.5 V
• Current - Supply: 17mA
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Voltage Supply Source: Single Supply
• Supply Voltage Range: 3.135V To 3.465V, 4.75V To 5.25V
• Operating Temperature Range: -40°C To +85°C
• Digital Ic Case Style: TSSOP
• No. Of Pins: 20
• Svhc: No SVHC (15-Dec-2010)
• Supply: RoHS Compliant
• Ic Function: Touch Screen Controller
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Sampling Rate (per Second): -
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

9) Software to display the second calibration point target in the upper right quadrant of the display and prompt
10) Wait for the user to touch and release the second calibration point target. Do this by looking for a controller
11) Software to display the third calibration point target in the lower right quadrant of the display and prompt the
12) Wait for the user to touch and release the third calibration point target. Do this by looking for a controller
13) Software to display the fourth calibration point target in the lower left quadrant of the display and prompt the
14) Wait for the user to touch and release the fourth calibration point target. Do this by looking for a controller
15) Enable touch reporting by issuing <Enable Touch> command.
DS41393A-Page 24
the user to touch and release the target.
response of: <0x55><0x02><0x00><0x14>
user to touch and release the target.
response of: <0x55><0x02><0x00><0x14>
user to touch and release the target.
response of: <0x55><0x02><0x00><0x14>
Send
Receive
Touch and
release target
Touch and
release target
Touch and
release target
: <0x55><0x01><0x12>
: <0x55><0x02><Response><0x12>
© 2009 Microchip Technology, Inc.