CY8C25122 Cypress Semiconductor, CY8C25122 Datasheet - Page 30

• Manufacturer Part Number: CY8C25122
• Description: 8-Bit Programmable System-on-Chip (PSoC) Microcontrollers
• Manufacturer: Cypress Semiconductor

30
GPIO Read
Global Select
Bonding
Pad
CPU Bus
GPIO Write
Global Out
Global Select
GPIO
InterruptEnable
(INT_MSK0:5)
D
Q
D Q
En
Cypress MicroSystems CY8C25122/CY8C26233/CY8C26443/CY8C26643 Family Data Sheet
Document #: 38-12010 CY Rev. ** CMS Rev. 3.20
IM0
IM1
IM0
IM1
IM0
IM1
DM0
DM1
DM0
DM1
DM1
DM0
DM0
DM1
Figure 7: General Purpose I/O Pins
Rise
Fall
Change
V
DD
V
SS
V
DD
V
5.6K
5.6K
SS
From
Other
GPIO
Pins
Interrupt Mode
Drive Mode
DM1
IM1
0
0
1
1
0
0
1
1
DM0
IM0
0
1
0
1
0
1
0
1
Output
Output
Suppress Interrupt
Falling Edge
Rising Edge
Change from last read
Resistive Pulldown
Strong Drive
High Z (off)
Resistive Pullup
Analog Out (Port 0 Only)
Analog In (Ports 0 and 2 Only)
1
September 5, 2002
D
Q
Global Input Line
To CPU Bus
GPIO Int