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22-2. TOUCH PANEL CONTROL
UART5 included in PSC2 as Mega Macro Function is used. The I/O address for this interface is PSC2 + (810h-817h) = 990h-997h.
Command (CPU->Controller)
Command
RESET
Controller initialization
COLD-RST
Coordinate initialization
STOP
Coordinate data send inhibit
START
Coordinate data send resume
CAL-IN
Correction start
CAL-OUT
Correction complete
CAL-SET
Previous data are set to Correction point.
CANSEL
Correction interrupt
REPORT
Controller state inquiry
DIAG
Self diag execution
SET-TIME
Timer setup after Pen Up
SET-RATE
Sampling interval setup
WRITE
Write to E2PROM
READ
Read from E2PROM
—
Reserve
—
Reserve
CALTRN
Transmits the correction coefficient to CPU.
CALRCV
Transmits the correction coefficient to this controller.
DUMY
Dummy Data for Sleep Cancel
— Pen Down —
22-3. TOUCH PANEL
Film side
resistance
membrane
Glass side
resistance
membrane
:
Parts on the top of glass
Pin# Signal
1
U
A/D Converter(Y-axis start point electrode voltage monitor)
2
R
A/D Converter (X-axis start point electrode voltage monitor)
3
A
Y-axis detection power
4
L
A/D Converter (X-axis end point electrode voltage monitor)
5
B
X-axis detection power
6
D
A/D Converter (Y-axis end point electrode voltage monitor)
7
C
A/D Converter (Touch coordinate detection)
Function
U
R
A
L
B
D
C
:
Electrode
Memo
UP-5900VS CIRCUIT DESCRIPTION
Code
Ope-code
80h
0
81h
0
82h
0
83h
0
84h
9
85h
4
86h
0
87h
0
88h
0
89h
1
8Ah
1
8Bh
1
8Ch
3
8Dh
1
8Eh
|
8Fh
|
E0h
1
E1h
170
FFh
0
—
—
CN
1
2
3
4
5
6
7
5 – 51
Response
End Code
Coordinate Code Notification Data
o
u
o
u
o
u
o
u
o
u
o
u
o
u
o
u
o
u
o
u
o
u
o
u
o
u
o
u
—
—
—
—
o
u
o
u
—
—
u
o
u
u
u
u
u
u
u
u
o
u
u
u
u
o
—
—
u
o
—
u
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