M35074 Datasheet, PDF (23/44 Pages) Renesas Technology Corp – SCREEN CHARACTER and PATTERN DISPLAY CONTROLLERS

MITSUBISHI MICROCOMPUTERS
M35074-XXXSP
SCREEN CHARACTER and PATTERN DISPLAY CONTROLLERS
Synchronous signal
generator
Microcomputer
External clock
Horizontal synchronors signal (5V or 3.3V)
Vertical synchronors signal (5V or 3.3V)
1
20
CPOUT
VDD2
2
19
1µF
VSS2
3
VERT
18
AC
HOR
4
17
CS
P5/CO4
5
16
SCK/SCL
P4/CO3
6
15
SIN/SDA
P3/CO2
7
14
TCK
P2/CO1
8
13
VDD1
P1/CO0
9
12
P6/CO5
P0/BLNK
10
11
P7/CO6
VSS1
+5V
CO4
CO3
CO2
CO1
CO0
BLNK
CO5
CO6
100µF
+5V
1µF
0.01µF
100µF
1µF
0.01µF
Notes 1: CPOUT pin can be opened when use only EXCK1 = "0" and EXCK0 = "0".
2: Connect CS pin to VDD at I²C-BUS communicaion.
Fig.8 Example of the M35074-XXXSP peripheral circuit (External clock mode 1. At EXCK1 = "0", EXCK0 = "0")
Horizontal synchronors signal (5V)
+5V
Synchronous signal
generator
Vertical synchronors signal (5V)
1.0kΩ ^{(Note 1)}
0.1µF ^{(Note 2)}
Microcomputer
470PF ^{(Note 2)}
1µF
1
CPOUT
2
VSS2
3
AC
4
CS
5
SCK/SCL
6
SIN/SDA
TCK
8
VDD1
9
P6/CO5
10
P7/CO6
20
VDD2
19
VERT
18
HOR
17
P5/CO4
16
P4/CO3
15
P3/CO2
14
P2/CO1
13
P1/CO0
12
P0/BLNK
11
VSS1
CO4
CO3
CO2
CO1
CO0
BLNK
CO5
CO6
+5V
Note : Connect CS pin to VDD at I²C-BUS communicaion.
Note 1: Use this 1% precision element
Note 2: Use this 10% precision element
100µF
+
1µF
0.01µF
100µF
+
1µF
0.01µF
Fig.9 Example of the M35074-XXXSP peripheral circuit (Internal clock mode. At EXCK1 = "0", EXCK0 = "1")
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