LC865632 Datasheet, PDF (2/20 Pages) Sanyo Semicon Device – 8-Bit Single Chip Microcontroller

LC865632/28/24/20/16/12/08A
(4) Ports
- Input / output ports
: 6 ports (42 terminals)
Input/output port programmable in nibble units
: 1 port (8 terminals)
(When the N-channel open drain output is selected, the data in a bit can be inputted.)
Input/output port programmable in a bit
: 5 ports (34 terminals)
Include 15V withstand N-channel open drain output port : 3 ports (18 terminals)
- Input ports
: 2 ports (13 terminals)
(5) AD converter
- 8 channels × 8-bit AD converters
(6) Serial-interface
- Two 8-bit serial-interface circuits
LSB first / MSB first function available
- Internal 8-bit baud-rate generator in common with two serial-interface circuits
(7) Timers
- Timer0
16-bit timer / counter
2-bit prescaler + 8-bit programmable prescaler
Mode 0 : Two 8-bit timers with programmable prescaler
Mode 1 : 8-bit timer with a programmable prescaler + 8-bit counter
Mode 2 : 16-bit timer with a programmable prescaler
Mode 3 : 16-bit counter
The resolution of Timer is 1 tCYC. (tCYC : cycle time)
- Timer 1
16-bit timer / PWM
Mode 0 : Two 8-bit timers
Mode 1 : 8-bit timer + 8-bit PWM
Mode 2 : 16-bit timer
Mode 3 : Variable-bit PWM (9-16 bits)
In Mode 0 and Mode 1, the resolution of Timer and PWM is tCYC.
In Mode 2 and Mode 3, the resolution of Timer and PWM selectable ; tCYC or 1/2tCYC by program
- Base timer
Every 500ms overflow system for a clock application (using 32.568kHz crystal oscillation for Base timer clock)
Every 976µs, 3.9ms, 15.6ms, 62.5ms overflow system (using 32.568kHz crystal oscillation for Base timer clock)
The Base timer clock selectable ; 32.568kHz crystal oscillation, System clock, and programmable prescaler output of
Timer 0
(8) Buzzer output
- The Buzzer sound frequency selectable ; 4KHz, 2KHz (using 32.568kHz crystal oscillation for Base timer clock)
(9) Remote control receiver circuit (Shares with the P73/INT3/T0IN terminal)
- Noise rejection function
- Switch polarity function
(10) Watchdog timer
- The watchdog timer is taken on RC outside
- Watchdog timer operation selectable : interrupt system, system reset
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