CY3242-IOXLITE Cypress Semiconductor Corp, CY3242-IOXLITE Datasheet - Page 6

• Manufacturer Part Number: CY3242-IOXLITE
• Description: KIT EVAL PSOC I2C PORT EXP
• Manufacturer: Cypress Semiconductor Corp
• Series: PSoC®r

Specifications of CY3242-IOXLITE

• Main Purpose: Interface, GPIO Expander
• Embedded: Yes, MCU, 8-Bit
• Utilized Ic / Part: CY8C24894, CY8C9520
• Primary Attributes: 8-Bit 20-Port GPIO Expander
• Secondary Attributes: 8 Switches, 11 LEDs
• Silicon Manufacturer: Cypress
• Application Sub Type: Expander
• Kit Application Type: Interface
• Silicon Core Number: CY8C9520, CY8C9540 And CY8C9560
• Features: I2C Port Expander Lite Demo Kit
• Lead Free Status / RoHS Status: Not applicable / Not applicable
• Other names: 428-2023; CY3242-IOXLITE

Speaker Enable
Jumper
I2C Bus Source
Select Switch
Address
Selection
Jumpers
External I2C
Interface
I2C Interrupt
Source Jumper
Power Source
Select Jumper
1.2
2.
2.1
Open - Speaker is disconnected from the I/O Expander pin.
Closed - Expander pin GP2_2 is connected to the speaker driver circuit.
2.2
See description below for details about port expander address selection.
2.3
Open – U1 interrupt pin is disconnected from I2C interrupt line.
Closed 1, 2 – U1 interrupt pin is connected to the External I2C interrupt line.
Closed 2, 3 – U1 interrupt pin is connected to the I2C-USB Bridge interrupt line.
6
Components Location
Jumper Settings and Connector Descriptions
J1 Speaker Enable Jumper
J2 - J9 Address Selection Jumpers
J10 Interrupt Selection Jumper
Switches
Port Expander IC
(CY8C9520)
I2C Port Expander Lite Demo Kit Guide
LED Indicators
External
Power Supply
I2C_USB
Bridge
Reset