stmpe610 STMicroelectronics, stmpe610 Datasheet - Page 21

• Manufacturer Part Number: stmpe610
• Description: Advanced Touch Screen Controller With 6-bit Port Expander
• Manufacturer: STMicroelectronics

STMPE610
8
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 touch
screen controller and temperature sensor 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,
Temp sensor
AND
AND
Interrupt
Interrupt
enable
status
AND
Interrupt system
AM00752V1
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