Panasonic DMR-EZ28P

GND
VDD
OUT
1
3
2
Vref
+
-
-
+
+
-
8765
1234
B+IN
B-IN
BOUT
V+
GND
A+IN
A-IN
AOUT
IC7501 Detail Block Diagram
IC7514 Detail Block Diagram
IC7591 Detail Block Diagram
DMR-EZ28P/PC IC-Detail Block Diagram
IC7514
RESET
IC-DETAIL BLOCK DIAGRAM
IC7591
FAN MOTOR DRIVE
IC-DETAIL BLOCK DIAGRAM
Data
Read Data
Write Data
Address
Scan Pulse
Timing Clock
RAM
Code
CGRAM
CGROM
Circuit
Control
FL
Decoder
Command
Code/
Generator
Clock
XOUT
XIN
10
11
Interface
Serial
Driver
Digit
Driver
Segmemt
G1
44 S1
S18
TBUS TXD
TBUS RXD
TBUS CLK
X_RESET
KEY IN1
KEY IN2
G2
G3
G4
4
5
6
8
17
KEY IN3
18
RST KEY
37
16
45
46
47
75
48
65
L1 SWIDE
19
XT MUTE
100
71
JC P ON H
7
DIP ON H
DR P ON H
23
P SAVE H
P FAL L
29
IR (REMOCON)
25
XC OUT
14
XC IN
13
IC7501
TIMER
IC-DETAIL BLOCK DIAGRAM
DMR-EZ28P / DMR -EZ28 PC
51