Ascii - - Hex Conversion Chart; Firmware Rewrite - Toshiba P42LSB Service Manual

Lcd flat panel data display unit
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ZRV 5A 52 56
When Z-command has been sent, then the cube will send the information back to PC by the same format but
repeating the command once, then followed by answer.
STX(02h)
ID #
1 Byte
2 Bytes 3 Bytes 3 Bytes 1 Byte
The status as like as Power is ON, then "pon" will come back as ASCII code data by small letter.
When number need to answer back, such as "00h" "##h", this is 16 code (Hex) by 3 Byte.
ZCT and ZBT will return as 8 bit number as maximum of 255 (FFh) which is 100% by OSD bar indication.
ZCT value return, for example "80h" indicates that the OSD bar makes "50%" or actual value of 128.
To send and receive commands, Hex code is used and here is one of the example to turn ON the ID=12 panel.
02 31 32 50 4F 4E 03
Here is a chart to convert ASCII --- Hex.
ASCII
Hex
A
41
B
42
C
43
D
44
E
45
F
46
G
47
H
48
I
49
J
4A
K
4B
L
4C

FIRMWARE REWRITE

When any improvement or new Operation System is made to the panel, we replace an E-PROM.
The LSA+/LSB models have an RS232C input terminal through which it is possible to rewrite the firmware.
The software used is 'Gprobe', a Genesis ™ created rewrite program.
When all the software will be sent, then;
1. Gprobe4.2.0.3_gm1601.exe
2. Gprobe4.4.0.2.exe
3. rd_monitor.hex
these files will be prepared.
executable file 'Gprobe' will enter to the "Program Files."
C: ¥ Program Files ¥ Genesis Microchip ¥ Gprobe.exe
##h, ##h, ##h
COM
ans
ETX (03h)
this is "02h 1 2 P O N 03h" by ASCII indication.
ASCII
Hex
ASCII
M
4D
Y
N
4E
Z
O
4F
P
50
Q
51
a
R
52
b
S
53
c
T
54
d
U
55
e
V
56
f
W
57
g
X
58
h
This program requests to install them in your PC and after the installation,
"
ex.: 02h, '01', 'ZPW', 'pon', 03h
by hex: 02 30 31 5A 50 57 70 6F 6E 03
Hex
ASCII
Hex
59
i
69
5A
j
6A
k
6B
l
6C
61
m
6D
62
n
6E
63
o
6F
64
p
70
65
q
71
66
r
72
67
s
73
68
t
74
(with this .exe file, make a short cut)
39
V. Resolution
ASCII
Hex
ASCII
u
75
0
v
76
1
w
77
2
x
78
3
y
79
4
z
7A
5
6
7
8
9
Hex
30
31
32
33
34
35
36
37
38
39

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