CY3242-IOXLITE Cypress Semiconductor Corp, CY3242-IOXLITE Datasheet - Page 11

• 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

5.
5.1
1 kHz tone to speaker. Address is 0x42. Install Jumper J1.
s42 28 03 04 25 10 3
s42 0A FF
s42 18 02
s42 1c 00
s42 1a FF
s42 21 FF
5.2
Read switches states. Address is 0x42.
;Set up Port 0 to read switches
s42 08 00
s42 18 00
s42 1c ff
s42 1e ff
s42 00
s43 x
state
See the I2C Port Expander Data Sheet for more configuration details.
I2C Port Expander Lite Demo Kit Guide
Demonstration Example Scripts
Script 1
Script 2
;select and configuring PWM
;select output port register
;select the Gport to be configured
;configure port as output
;allow port to PWM output
;select strong drive
;Write to port 0 zeros
;select the Gport to be configured
;Set the port direction to input
;select Resistive pull Down drive
;start reading
;repeat this line for continuously reading button
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