M35061-XXXSP/FP is CATV screen display control IC which can
display 40 (horizontal) ✕ 17 (vertical). It has built-in SYRAM which
can be used with character ROM.
It uses a silicon gate CMOS process and M35061-XXXSP housed in
a small 32-pin shrink DIP package, and M35061-XXXFP housed in
a small 32-pin shrink SOP package. For M35061-002SP/FP that is
a standard ROM version of M35061-XXXSP/FP, the character pattern is also mentioned.
Note: fsc signal input ……refer to “note on when fsc signal input”.
Parallel data input
Auto-clear input
Power pin
Earthing pin
Composite video
signal output
Character level input
Black level input
Composite video
signal input
Synchronous signal
input
Slice level input
Filter output 1
Power pin
Filter output 2
fsc I/O pin for
synchronous signal
generating
PHASE control input
Port output
Port output
Port output
Port output
Port output
Port output
Test input
Clock input for data
input
Chip select input
Input/Output
Input
Input
—
—
Output
Input
Input
Input
Input
Input
Output
—
Output
Output
Input
Input
Output
Output
Output
Output
Output
Output
Input
Input
Input
These input pins determine address and data of display control register and display
data memory by 8-bit parallel. Hysteresis input is required.
When this input pin transitions from “H” to “L”, the device is reset. Built-in a pull-up
resistor. Hysteresis input is required.
Digital power supply pin. This pin must be connected to +5 V.
Ground pin. This pin must be connected to 0 V.
This pin outputs the composite video signal. The output signal is 2 VP-P. In superim-
pose mode, this pin’s signal consists of the OSD signal combined with the input
composite signal CVIN.
This input pin is used for controlling the “white” character color level of the OSD signal.
This input pin is used for controlling the “black” character color level of the OSD signal.
This pin inputs the external composite video signal. In superimpose mode, this pin’s
signal consists of the OSD signal combined with the external composite video signal.
This pin inputs the external composite video signal. This pin inputs the clamped
external video signal, sync-sep internal.
This input pin is used to determine the slice voltage for extracting the sync signals from
the video composite signal.
This is filter output pin 1.
Analog power supply pin. This pin must be connected to +5 V.
This is filter output pin 2.
These are the sub-carrier oscillation (fsc) input pins for synchronous signal generating.
NTSC (3.580 MHz), PAL (4.434 MHz), M-PAL (3.576 MHz) (Note).
Control the phase changing by scanning line by PAL, M-PAL method.
This output pin can be configured to port P0 or YM output.
This output pin can be configured to port P1 or BLNK output.
This output pin can be configured to port P2 or B output.
This output pin can be configured to port P3 or G output.
This output pin can be configured to port P4 or R output.
This output pin can be configured to port P5 or CSYN output.
Factory test pin. The pin must be connected to GND.
This pin is enabled when the CS pin is “L”. Data input to pins AD0 to AD7 is latched at
the rising edge of this signal. This pin is hysteresis input.
This is chip selection input pin. When this pin is “L”, transmission is enabled. This pin is
hysteresis input.
MITSUBISHI MICROCOMPUTERS
M35061-XXXSP/FP
SCREEN CHARACTER and PATTERN DISPLAY CONTROLLERS
FunctionSymbol
4 – 2
MITSUBISHI MICROCOMPUTERS
Write access
control
Read access
control
Display
position
detection
Timing
generator
Sync
separation
V
SYNC
separation
Synchronous
correction circuit
Quadruple
frequency circuit
Display control registerDisplay RAM
Character
Pattern ROM
SYRAM
Blinking
Shift circuit
PHIN
CVIN
LEBK
LECHA
CVIDEO
LP1
OSCOUT
OSCIN
LP2
SCKCS
TESTAHOR
VREF
P0
/YM
P2
/B
P3
/G
P4
/R
P5
/CSYN
Port output circuit
Display control
Sync
generation
Video signal
output
NTSC, PAL,
M-PAL
V
DD2
V
SS
AC
AD0
AD1
AD2
AD3
AD4
AD5
AD6
AD7
32
31
30
1617
18
21
22
20
23
15
14
13
12
29
282726
2524
911
19
8
7
6
5
4
3
2
1
V
DD1
10
Input control circuit
P1
/BLNK
M35061-XXXSP/FP
SCREEN CHARACTER and PATTERN DISPLAY CONTROLLERS
BLOCK DIAGRAM
4 – 3
MITSUBISHI MICROCOMPUTERS
M35061-XXXSP/FP
SCREEN CHARACTER and PATTERN DISPLAY CONTROLLERS
MEMORY CONSTRUCTION
Address 00016 to 2A716 are assigned to the display RAM, 2A816 to
2B016 are assigned to the display control registers and 30016 to
36C16 are assigned to SYRAM.
Table 1 The memory constitution of display RAM and register
add-
DA17
DA16
DA15
DA14
DA13
0
0
0
TEST
0
BLINK
2
EQP
PHASE
PHASE
2
LINE
B
–
–
PC3
TEST
LEVEL
24
DA12
0
0
0
TEST
11
BLINK
1
TEST
20
1
LINE
G
–
SEND
4
PC2
2
ress
000
16
SB
SG
SR
0
~
SY color setting
2A7
16
SB
SG
–
–
–
–
–
–
–
PC7
–
TEST
3
–
–
–
–
TEST
23
–
PC6
TEST
19
2A8
16
2A9
16
2AA
16
2AB
16
2AC
16
2AD
16
2AE
16
2AF
16
2B0
16
TESTn (n = number) is MITSUBISHI test memory. Set 0 to all bits.
SR
TEST
2
–
–
TEST
26
–
TEST
22
–
PC5
TEST
18
0
0
TEST
1
BLINK
3
TEST
12
TEST
25
TEST
21
SERS
0
–
PC4
TEST
17
DA10
DA11
SYC1
SYC2
SYRAM setting
SYC1
SYC2
TEST
HP8
10
HSZ
BLINK
16
0
VSZ
HIDE
16
DSP0
PHASE
16
0
DSP1
LINE
16
R
ERS
–
16
SEND
SEND
2
3
PC0
PC1
LEVEL
LEVEL
0
1
DAF
DAE
SYC0
BB
Raster color setting
SYC0
BB
HP7
HP6
HSZ
HSZ
15
14
VSZ
VSZ
15
14
DSP0
DSP0
15
14
DSP1
DSP1
15
14
ERS
ERS
15
14
SEND
SEND
1
0
SRAND
ALL24
2
INT
PAL
NON
NTSC
DAD
BG
BG
HP5
HSZ
13
VSZ
13
DSP0
13
DSP1
13
ERS
13
SST
4
SRAND
1
MPAL
The internal circuit is reset and all display control registers (address
2A816 to 2B016) are set to “0”. The memory constitution of display
RAM and register is shown in Figure 1 and the memory constitution
of SYRAM is shown in Figure 2.
DAC
DAB
DAA
DA9
DA8
DA7
DA6
BR
BR
HP4
HSZ
12
VSZ
12
DSP0
12
DSP1
12
ERS
12
SST
3
SRAND
0
PALH
BLINK
CB
CG
BLINK
Character color setting
BLINK
CB
CG
HP3
HP2
HP1
HSZ
HSZ
10
VSZ
10
DSP0
10
DSP1
10
ERS
10
SST
1
PTD
4
TEST
15
HSZ
9
VSZ
9
DSP0
09
DSP1
09
ERS
9
SST
0
PTD
3
SEPV1
11
VSZ
11
DSP0
11
DSP1
11
ERS
11
SST
2
PTD
5
TEST
16
CR
CR
HP0
HSZ
8
VSZ
8
DSP0
08
DSP1
08
ERS
8
SLIN
4
PTD
2
SEPV0
0
0
0
VP7
HSZ
7
VSZ
7
DSP0
07
DSP1
07
ERS
7
SLIN
3
PTD
1
BLK
C6
C6
VP6
HSZ
6
VSZ
6
DSP0
06
DSP1
06
ERS
6
SLIN
2
PTD
0
–
DA5
C5
C5
VP5
HSZ
5
VSZ
5
DSP0
05
DSP1
05
ERS
5
SLIN
1
PTC
5
DSP
ONV
DA3
C3
DA2
C2
DA4
C4
Character setting
C3
VP3
HSZ
3
VSZ
3
DSP0
03
DSP1
03
ERS
3
SBIT
3
PTC
3
–
C2
VP2
HSZ
2
VSZ
2
DSP0
02
DSP1
02
ERS
2
SBIT
2
PTC
2
SEL
COR
C4
VP4
HSZ
4
VSZ
4
DSP0
04
DSP1
04
ERS
4
SLIN
0
PTC
4
DSP
ON
DA1
C1
C1
VP1
HSZ
1
VSZ
1
DSP0
01
DSP1
01
ERS
1
SBIT
1
PTC
1
SCOR
DA0
C0
C0
VP0
HSZ
0
VSZ
0
DSP0
00
DSP1
00
ERS
0
SBIT
0
PTC
0
EX
Table 2 The memory constitution of SYRAM
address
300
16
DA17 ~ DAD
DAC
SYEX
DAB
S00B
DAA
S00A
DA9
S009
0
30C
310
16
16
SYEX
SYEX
S00B
S01B
S00A
S01A
S009
S019
0
31C
350
35C
360
16
~~~~~
…
16
0
16
16
SYEX
……………
SYEX
SYEX
SYEX
S01B
S05B
…………
S05B
S06B
S01A
S05A
…………
S05A
S06A
S019
S059
…………
S059
S069
0
36C
16
: Name or value changes by definite ratio.
~
: The same name or value continues.
…
SYEX
S06B
S06A
S069
DA8
S008
S008
S018
S018
S058
…………
S058
S068
S068
DA7
S007
S007
S017
S017
S057
……………………
S057
S067
S067
DA6
S006
S006
S016
S016
S056
…………
S056
S066
S066
DA5
S005
S005
S015
S015
~
S055
S055
S065
S065
DA4
S004
DA3
S003
DA2
S002
DA1
S001
DA0
S000
SYRAM code
0016
S004
S014
S003
S013
S002
S012
S001
S011
S000
S010
0116
S014
S013
S012
S011
S010
~
S054
…………
S053
…………
S054
S064
S064
…………
S053
S063
S063
S052
…………
S052
S062
S062
S051
…………
S051
S061
S061
S050
…………
S050
S060
S060
0516
0616
4 – 4
SCREEN CHARACTER and PATTERN DISPLAY CONTROLLERS
SCREEN CONSTITUTION
The screen lines and rows are determined from each address of the display RAM.
The screen constitution is shown in Figure 1.
Set by combination of DSP0XX (address 2AB16) and DSP1XX
(address 2AC16).
At internal synchronous mode (EX = 1), display monitor signal
area is all blanking signal (BLNK output) area.
Note: For half-tone display, it is necessary to input the external
composite video signal to the CVIN pin, and externally
connect a 100 to 200 resistor in series. However , the
half-tone display is possible only with superimposed
displays.
PHASE
PHASE
PHASE
2
0
0
0
0
1
1
1
1
Test mode (Must be cleared to 0.)
Must be cleared to 0.
0
1
0
0
1
0
0
1
1
1
0
0
1
0
0
1
1
1
Function
0
Character
Matrix-outline
SELCOR=0
Black
Red
Green
Yellow
Blue
Magenta
Cyan
White
1
Border
Halftone
(Note)
Color
SELCOR=1
Black
Red–2
Green–2
Yellow
Gray
Yellow–2
Cyan
White
Set to line 0 of display RAM
Set to line 1 of display RAM
Set to line 2 of display RAM
Set to line 3 of display RAM
Set to line 4 of display RAM
Set to line 5 of display RAM
Set to line 6 of display RAM
Set to line 7 of display RAM
Set to line 8 of display RAM
Set to line 9 of display RAM
Set to line 10 of display RAM
Set to line 11 of display RAM
Set to line 12 of display RAM
Set to line 13 of display RAM
Set to line 14 of display RAM
Set to line 15 of display RAM
Set to line 16 of display RAM
Raster color setting.
Set by combination of DSP0XX (address 2AB16) and DSP1XX
(address 2AC16).
At internal synchronous mode (EX = 1), display monitor signal
area is all blanking signal (BLNK output) area.
Note: For half-tone display, it is necessary to input the external
composite video signal to the CVIN pin, and externally
connect a 100 to 200 resistor in series. However , the
half-tone display is possible only with superimposed
displays.
LINE
LINE
LINE
B
0
0
0
0
1
1
1
1
Test mode (Must be cleared to 0.)
Must be cleared to 0.
R
G
0
0
1
0
0
1
1
1
0
0
1
0
0
1
1
1
Function
0
Character
Matrix-outline
SELCOR=0
Black
Red
Green
Yellow
Blue
Magenta
Cyan
White
1
Border
Halftone
(Note)
Color
SELCOR=1
Black
Red–2
Green–2
Yellow
Gray
Yellow–2
Cyan
White
MITSUBISHI MICROCOMPUTERS
M35061-XXXSP/FP
Remarks
Set to line 0 of display RAM
Set to line 1 of display RAM
Set to line 2 of display RAM
Set to line 3 of display RAM
Set to line 4 of display RAM
Set to line 5 of display RAM
Set to line 6 of display RAM
Set to line 7 of display RAM
Set to line 8 of display RAM
Set to line 9 of display RAM
Set to line 10 of display RAM
Set to line 11 of display RAM
Set to line 12 of display RAM
Set to line 13 of display RAM
Set to line 14 of display RAM
Set to line 15 of display RAM
Set to line 16 of display RAM
SYRAM color setting.
Color is decided by DAC bit
(SYEX) of SYRAM or HIDE
register.
Refer Fig. 3, 4 about phase angle.
4 – 10
(6) Address 2AD16
MITSUBISHI MICROCOMPUTERS
M35061-XXXSP/FP
SCREEN CHARACTER and PATTERN DISPLAY CONTROLLERS
DARegister
0
1
2
3
4
5
6
7
8
9
A
B
C
D
E
F
10
11
12
13
14
15
16
17
Note: The setting is not retained even if the bit is set to “1”. Therefore, it is not necessary to cancel it.
Do not set “1” more than 2 bits at the same time.
The setting is not retained even if the bit is set to “1”.
Therefore, it is not necessary to cancel it.
Must be cleared to 0.
do not erase SYRAM
erase SYRAM
Test mode (Must be cleared to 0.)
Must be cleared to 0.
Contents
Function
RAM erase
do not erase
do erase
Remarks
Set to line 0 of display RAM
Set to line 1 of display RAM
Set to line 2 of display RAM
Set to line 3 of display RAM
Set to line 4 of display RAM
Set to line 5 of display RAM
Set to line 6 of display RAM
Set to line 7 of display RAM
Set to line 8 of display RAM
Set to line 9 of display RAM
Set to line 10 of display RAM
Set to line 11 of display RAM
Set to line 12 of display RAM
Set to line 13 of display RAM
Set to line 14 of display RAM
Set to line 15 of display RAM
Set to line 16 of display RAM
Set to SYRAM code 0016 ~ 0616
(Note)
4 – 11
SCREEN CHARACTER and PATTERN DISPLAY CONTROLLERS
(7) Address 2AE16
DA
0
1
2
3
4
5
6
7
8
9
A
B
C
D
E
F
10
11
12
13
14
15
16
17
Register
SBIT0
SBIT1
SBIT2
SBIT3
SLIN0
SLIN1
SLIN2
SLIN3
SLIN4
SST0
SST1
SST2
SST3
SST4
SEND0
SEND1
SEND2
SEND3
SEND4
—
—
—
—
—
Status
0
Set display start bit of scroll block:
1
0
1
3
SA = Σ 2n (SBITn)
n=0
0
1
0
1
0
Set display start line of scroll block:
1
0
1
4
SB = Σ 2n (SLINn)
n=0
0
1
0
1
0
1
0
Set start line of scroll block
1
(last line number of the fixed block 1):
0
1
0
4
SC = Σ 2n (SSTn)
n=0
1
0
1
0
1
0
Set start line of fixed block 2
1
(last line number of the scroll block):
0
1
0
4
SD = Σ 2n (SENDn)
n=0
1
0
1
0
1
0
Must be cleared to 0.
1
0
1
0
1
0
1
0
1
Note: When the scrolling on, set the ratio which will be SC < SB < SD.
Contents
Function
MITSUBISHI MICROCOMPUTERS
M35061-XXXSP/FP
Remarks
Setting valid
SA = 0 ~ 12
invalid
SA = 13 ~ 15
Setting valid
SB = 0 ~ 16
invalid
SB = 17 ~ 31
Setting valid
SC = 0 ~ 15
invalid
SC = 16 ~ 31
When the scrolling on
setting valid SD = 2 ~ 17
invalidSD = 18 ~ 31
When the scrolling off
set SD = 0
SD > SC + 2
4 – 12
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