Sharp LC-39LE650E Service Manual page 62

LC-39/50LE650
LC-39/50LE651
LC-39/50LE652
MAJOR ICs INFORMATION ( continued )
Software
o
combinational/sequential
logic/state/clock functions.
AND/OR/XOR/D Flop/D Latch/SR/JK.
o
External or internal inputs/outputs.
o
Operation while in Sleep.
o
Numerically Controlled Oscillator (NCO):
20-bit accumulator.
o
16-bit increment.
o
True linear frequency control.
o
High-speed clock input.
o
Selectable Output modes:
control of
62
Fixed Duty Cycle (FDC).
o
Pulse Frequency Mode (PFM).
o
Complementary Waveform
(CWG):
8 selectable signal sources.
o
Selectable falling and rising edge
o
dead-band control.
Polarity control.
o
4 auto-shutdown sources.
o
Multiple input sources: PWM, CLC,
o
NCO.
Generator