STMPE610QTR STMicroelectronics, STMPE610QTR Datasheet - Page 20

• Manufacturer Part Number: STMPE610QTR
• Description: IC CTLR ADV TOUCH SCREEN 16-QFN
• Manufacturer: STMicroelectronics
• Series: S-Touch™r
• Type: Resistiver

Specifications of STMPE610QTR

• Touch Panel Interface: 4-Wire
• Number Of Inputs/keys: 1 TSC
• Resolution (bits): 12 b
• Data Interface: I²C, Serial, SPI™
• Data Rate/sampling Rate (sps, Bps): 180k
• Voltage Reference: External
• Voltage - Supply: 1.65 V ~ 3.6 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 16-QFN
• Voltage Supply Source: Single Supply
• Sampling Rate (per Second): 180k
• Resolution: 12 bit
• Number Of Adc Inputs: 6
• Interface Type: I2C, SPI
• Supply Voltage (max): 3.6 V
• Supply Voltage (min): 1.65 V
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Mounting Style: SMD/SMT
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 497-8825-2

Interrupt system
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Interrupt system
The STMPE610 uses a 2-tier interrupt structure. The ADC interrupts and GPIO interrupts
are ganged as a single bit in the “interrupt status register”. The interrupts from the
touchscreen controller can be seen directly in the interrupt status register.
Figure 8.
Interrupt system diagram
interrupt
interrupt
interrupt
interrupt
enable
enable
status
status
GPIO
GPIO
ADC
ADC
FIFO status
TSC touch
Doc ID 15432 Rev 3
AND
AND
Interrupt
Interrupt
enable
status
AND
AM00752V2
STMPE610