SAF-C509-LM

Microcomputer Components 8-Bit CMOS Microcontroller C509-L Data Sheet 09.96 C509-L 8-Bit CMOS Microcontroller C509-L Advance Information Full upward compatibility with SAB 80C517/80C517A and 8051/C501 microcontrollers 256 byte on-chip RAM 3K byte of on-chip XRAM 256 directly addressable bits 375 ns instruction cycle at 16-MHz oscillator frequency On-chip emulation support logic (Enhanced Hooks Technology TM) External program and data memory expandable up to 64 Kbyte each 8-bit A/D converter with 15 multiplexed inputs and built-in self calibration Two 16-bit timers/counters (8051 compatible) Three 16-bit timers/counters (can be used in combination with the compare/capture unit) Powerful compare/capture unit (CCU) with up to 29 high-speed or PWM output channels or 13 capture inputs Arithmetic unit for division, multiplication, shift and normalize operations Eight datapointers instead of one for indirect addressing of program and external data memory (further features are on next page) Figure 1 C509-L Functional Units Semiconductor Group 1 09.96 C509-L Features (continued) : Extended watchdog facilities – 15-bit programmable watchdog timer – Oscillator watchdog Ten I/O ports – Eight bidirectional 8-bit I/O ports with selectable port structure quasi-bidirectional port structure (8051 compatible) bidirectional port structure with CMOS voltage levels – One 8-bit and one 7-bit input port for analog and digital input signals Tw...