24
•
Two (2) PWM outputs
•
Three (3) 2-signal UARTs
• Maximum baud rate: 115200
• 16550 compatible
• Third UART is allocated to TVuC and shared with main CPU UART
•
Two (2) I2C master or slave interfaces
• Maximum bitrate: 400 Kb/s
• Master or slave mode
•
One (1) IR receiver, with hardware demodulation
•
SPI interface
• Up to 40 MHz clock rate
• Suppports serial FLASH up to 16 MByte
• Two (2) select signals for peripheral support
•
Integrated USB interface
• One High Speed USB v2.0 port
1.2.12. Security Features
•
Integrated One Time Programmable memory (OTP)
• 8 Kb of One Time Programmable (OTP) secure memory
• Used for secure storage:
- HDCP Key Selection Vectors (KSVs)
- Error Correction (ECC) Checksum and data
• Readable ONLY by specific IROM instructions programmed into the SupraHD
®
748
• HDMI keys are encrypted with a proprietary Zoran encryption algorithm during the programming
process
1.2.13. Misc. IC Information
•
25.000 MHz crystal input required to support standard ATSC timing
