Описание
The C515C is an enhanced, upgraded version of the SAB 80C515A 8-bit microcontroller which additionally provides a full CAN interface, a SPI compatible synchronous serial interface, extended power save provisions, additional on-chip RAM, 64K of on-chip program memory, two new external interrupts and RFI related improvements. With a maximum external clock rate of 10 MHz it achieves a 600 ns instruction cycle time (1 µs at 6 MHz).
- Full upward compatibility with SAB 80C515A
- On-chip program memory (with optional memory protection)
- C515C-8R 64 Kbytes on-chip ROM
- C515C-8E 64 Kbytes on-chip OTP
- alternatively up to 64 Kbytes external program memory
- 256 bytes on-chip RAM
- 2 Kbytes of on-chip XRAM
- Up to 64 Kbytes external data memory
- Superset of the 8051 architecture with 8 datapointers
- Up to 10 MHz external operating frequency (1 µs instruction cycle time at 6 MHz external clock)
- On-chip emulation support logic (Enhanced Hooks Technology)
- Current optimized oscillator circuit and EMI optimized design
- Eight ports: 48 + 1 digital I/O lines, 8 analog inputs
- Quasi-bidirectional port structure (8051 compatible)
- Port 5 selectable for bidirectional port structure (CMOS voltage levels)
- Full-CAN controller on-chip
- 256 register/data bytes are located in external data memory area
- max. 1 MBaud at 8 – 10 MHz operating frequency
- Three 16-bit timer/counters
- Timer 2 can be used for compare/capture functions
- 10-bit A/D converter with multiplexed inputs and built-in self calibration
- Full duplex serial interface with programmable baudrate generator (USART)
- SSC synchronous serial interface (SPI compatible)
- Seventeen interrupt vectors, at four priority levels selectable
- Extended watchdog facilities
- Power saving modes
- CPU running condition output pin
- ALE can be switched off
- Multiple separate VDD/VSS pin pairs
- P-MQFP-80-1 package
