C515C Datasheet, PDF (3/69 Pages) Siemens Semiconductor Group – 8-Bit CMOS Microcontroller

8-Bit CMOS Microcontroller
C515C
Advance Information
• Full upward compatibility with SAB 80C515A
• 64k byte on-chip ROM (external program execution is possible)
• 256 byte on-chip RAM
• 2K byte of on-chip XRAM
• Up to 64K byte 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 ^TM)
• 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
(further features are on next page)
Figure 1
C515C Functional Units
Enhanced Hooks Technology ^TM is a trademark of Siemens AG.
Semiconductor Group
3
1997-07-01