OrdeOrdeOrdering numbering numbering numberrr : ENA1828 : ENA1951 : ENA1828 LC87F0808A CMOS IC 8K-byte FROM and 256-byte RAM integrated LC87F0808A Ports Normal withstand voltage I/O ports Ports I/O direction can be designated in 1-bit units 20 (P1n, P20, P21, P30 to P35, P70 to P73) Ports I/O direction can be designated in 4-bit units 8 (P0n) Dedicated oscillator ports/input ports 2 (CF1/XT1, CF2/XT2) Reset pin 1 ( ) RES On-chip Debugger pin 1 (OWP0) Power pins 4 (V 1, V 2, V 1, V 2) SS SS DD 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 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) Base timer 1) The clock is selectable from the subclock (32.768kHz crystal oscillation), system clock, and timer 0 prescaler output. 2) Interrupts are programmable in 5 different time schemes 3) The base timer is unavailable when the CF oscillator circuit is selected SIO SIO0: 8-bit Synchronous serial interface 1) LSB first/MSB first mode selectable 2) transfer clock cycle=4/3tCYC) Built-in 8-bit baudrate generator (maximum SIO1: 8-bit asynchronous/synchronous serial interface Mode 0: Synchronous 8-bit serial I/O (2- or 3-wire configuration, 2 to 512 tCYC transfer clocks) Mode 1: Asynchronous serial I/O (half-duplex, 8 data bits, 1 stop bit, 8 to 2048 tCYC baudrates) Mode 2: Bus mode 1 (start bit, 8 data bits, 2 to 512 tCYC transfer clocks) Mode 3: Bus mode 2 (start detect, 8 data bits, stop detect) UART Full Duplex 7/8/9 bit data bits selectable 1 Stop bit (2 bits in continuous data transmission) Built-in baudrate generator AD Converter: 10 bits/8 bits 10 channels (internal: 2 channels) 10/8 bits AD converter resolution selectable Auto start function (It links an interrupt factor of MCPWM) No.A1828-2/25