UPD78P4916 Datasheet, PDF (9/56 Pages) NEC – 16-BIT SINGLE-CHIP MICROCONTROLLER

System Configuration Example
• Camcorder
Drum motor
M
Capstan motor
M
µ PD78P4916
DFG _DFGIN
DPG ^DPGIN
Driver
PWM0
CFG _CFGIN
PORT
PORT
PORT
SCK1
SI1
SO1
INTP0
Driver
PWM1
CTL head
RECCTL+
RECCTL–
Loading motor
M
Driver
PWM2
PORT
Audio-video
signal
processor
Composite sync signal
Video head switch
Audio head switch
Pseudo-vertical sync signal
CSYNCIN
PTO00
PTO01
P80
Signals from
remote controller
Remote control
receive signal
INTP2
µ PC2800A
X1 X2
PORT
SCK2
SO2
BUSY
PORT
STRB
PORT
XT1 XT2
µPD78P4916
Key matrix
INTP0
SCK ^{Microcontroller}
SO
for camera
control
SI
PORT ^µPD78356
Camera block
CS
CLK
DATA
BUSY
LCD C/D
µ PD7225
LCD display panel
CS
CLK
DATA
BUSY
STB
OSD
µ PD6456
Mechanical block
16 MHz
32.768 kHz
9