OrdeOrdering numbering numberr : ENA2150 : ENA2150 LC87FC096A CMOS IC FROM 98K byte, RAM 4096 byte on-chip LC87FC096A Minimum Bus Cycle 83.3ns (12MHz) V =2.7 to 3.6V DD 125ns (8MHz) V =2.5 to 3.6V DD Note: The bus cycle time here refers to the ROM read speed. Minimum Instruction Cycle Time 250ns (12MHz) V =2.7V to 3.6V DD 375ns (8MHz) V =2.5V to 3.6V DD Ports Normal withstand voltage I/O ports Ports whose I/O direction can be designated in 1-bit units 46 (P1n, P2n, P3n, P70 to P73, P80 to P86, PCn, PWM2, PWM3, XT2) Ports whose I/O direction can be designated in 4-bit units 8 (P0n) Normal withstand voltage input port 1 (XT1) Dedicated oscillator ports 2 (CF1, CF2) Reset pins 1 ( ) RES Power pins 6(V 1 to 3, V 1 to 3) SS DD Timers Timer 0:16-bit timer/counter with a capture register Mode 0:8-bit timer with an 8-bit programmable prescaler (with an 8-bit capture register) 2 channels Mode 1:8-bit timer with an 8-bit programmable prescaler (with an 8-bit capture register) + 8-bit counter (with an 8-bit capture register) Mode 2:16-bit timer with an 8-bit programmable prescaler (with a 16-bit capture register) Mode 3:16-bit counter (with a 16-bit capture register) Timer 1:16-bit timer/counter that supports PWM/toggle outputs Mode 0:8-bit timer with an 8-bit prescaler (with toggle outputs) + 8-bit timer/ counter with an 8-bit prescaler (with toggle outputs) Mode 1:8-bit PWM with an 8-bit prescaler 2 channels Mode 2:16-bit timer/counter with an 8-bit prescaler (with toggle outputs) (toggle outputs also possible from the lower-order 8 bits) Mode 3:16-bit timer with an 8-bit prescaler (with toggle outputs) (The lower-order 8 bits can be used as PWM) Timer 4:8-bit timer with a 6-bit prescaler Timer 5:8-bit timer with a 6-bit prescaler Timer 6:8-bit timer with a 6-bit prescaler (with toggle outputs) Timer 7:8-bit timer with a 6-bit prescaler (with toggle outputs) Timer A:16-bit timer Mode 0:8-bit timer with an 8-bit programmable prescaler 2-channels Mode 1:16-bit timer with an 8-bit programmable prescaler Base timer 1) The clock is selectable from the subclock (32.768kHz crystal oscillation), system clock, and timer 0 prescaler output. 2) Interrupts programmable in 5 different time schemes High-Speed Clock Counter Can count clocks with a maximum clock rate of 24MHz (at a main clock of 12MHz) Can generate output real-time No.A2150-2/26