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Toshiba TLP-711U Manual de formación técnica
4-2. System Microprocessor
4-2.
System Microprocessor
The system microprocessor QL001 employs an 8 bit
micro-controller (H8F3337YF16).
In this system microprocessor, a program area is pro-
vided inside the non-volatile memory.
Pin No.
Name
1
RES
Reset input
2
XTAL
Clock input for oscillation
3
EXTAL
Clock output for oscillation
4
MD1
Mode 1
5
MD0
Mode 2
6
NMI
Priority interruption
7
FVPF
Memory write voltage
8
V
Digital power supply
CC1
9
10
RXD0
RS-232C reception for camera
11
TXD0
RS-232C transmission for camera
12
GND1
Digital ground
2
13
SDA
I
C data for non-volatile memory
14
φ
Oscillation clock
15
SEL
Remote controller selection
16
CAMON
Camera detection
17
Not used
18
REQUEST
Request from sub microprocessor
19
REMOCON
Remote controller reception
20
AUX
For check
21
22
23
24
25
26
27
28
29
AV
Analog power supply
CC
30
31
32
33
34
35
36
37
38
AGND
Analog ground
39
40
Table 4-2-1 Terminal functions of the system microprocessor
Table 4-2-1 Terminal functions of the system microprocessor
Function
Using an exclusive data-writer allows easy maintenance
of the system microprocessor when specification modifi-
cation, bug correction, etc. will occur.
Table 4-2-1 shows the terminal functions of the system
microprocessor.
I/O
Pin No.
Name
I
41
I
42
O
43
I
44
I
45
I
46
I
47
V
CC2
I
48
I
49
TEMC
I
50
TEMD
O
51
I
52
I/O
53
O
54
STSC
O
55
STSD
I
56
GND2
O
57
DRVC
I
58
DRVD
I
59
VD0C
I
60
VD0D
I
61
OSDR
I
62
OSDL
I
63
OSDC
I
64
OSDD
I
65
D0
I
66
D1
I
67
D2
I
68
D3
I
69
D4
I
70
D5
I
71
D6
I
72
D7
I
73
GND3
I
74
CLK
I
75
R/W
I
76
ENB
I
77
RST
I
78
TXD1
O
79
RXD1
O
80
SCL
4-3
Function
Digital power supply
2
I
C clock for temperature sensor
2
I
C data for temperature sensor
2
Each status I
C clock
2
Each status I
C data
Digital ground
2
Drive I
C clock
2
Drive I
C data
2
Video I
C clock
2
Video I
C data
OSD reset
OSD load
OSD clock
OSD data
Sub microprocessor data 0
Sub microprocessor data 1
Sub microprocessor data 2
Sub microprocessor data 3
Sub microprocessor data 4
Sub microprocessor data 5
Sub microprocessor data 6
Sub microprocessor data 7
Digital ground
Sub microprocessor clock
Sub microprocessor read/write
Sub microprocessor enable
Sub microprocessor reset
RS-232C transmission for control
RS-232C reception for control
2
I
C clock for non-volatile memory
I/O
O
O
O
O
O
O
I
O
O
I/O
O
O
O
O
I/O
I
O
I/O
O
I/O
O
O
O
O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I
O
O
I
O
O
I
O