STMPE1601 STMicroelectronics, STMPE1601 Datasheet - Page 4

• Manufacturer Part Number: STMPE1601
• Description: 16-bit Enhanced Port Expander With Keypad And Pwm Controller Xpander Logic
• Manufacturer: STMicroelectronics

Block diagram
1
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Block diagram
Figure 1.
CLK_IN
SCLK
SDAT
INT
STMPE1601 block diagram
Keypad controller
GPIO control
Interface
Main FSM
PWM
I C
2
A0
A1
A2
POR
MUX
MUX
GND1
GND2
Keypad Output 0-7
/GPIO 0-7
/PWM 0-3
Keypad Input 0-7
/ADDR 0-2
/GPIO 8-15
V CC
V IO
STMPE1601
CS00024