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IC503
CN511
TX0
14
11
C3TXD0
1
TX0
RX0
13
12
2
RX0
C3RXD0
C3RXD1
C3TXD1
2
(TO 1/2) F
130
RXD0
133
RXD1
(TO 1/2) V
PC0-PC21
13
C3TIOC0D
113
(TO 1/2) C
TIOC0D
C3TIOC1A
C3TIOC1B
2
TIOC1A
C3TIOC2A
TIOC1B
(TO 1/2) D
C3TIOC2B
2
TIOC2A
C3TIOC3A-
TIOC2B
C3TIOC3D
4
TIOC3A-TIOC3D
C3TIOC4A-
C3TIOC4D
4
TIOC4A-TIOC4D
111
IC216
PE2
110
PE1
B_REF_F
109
PE0
32
C3D0-C3D31
PD0-PD31
32
IRQ1
101
WAIT
108
RES
5V
IC505
RESET
2
SYSTEM
6
5
RESET
32
C3¯RES
D502
C3B2A2-C3B2A21
C3B1A0-C3B1A19
IC541
8
C3D0-C3D7
A
I/O
BUFF
¯OE DIR
19
C3CS1
6
6
VSR-2000
IC517, IC518
C3WRH
C3WRL
C3WRHH
6
C3WRHL
C3R0
IC537, IC542, IC543, IC547
5
C3A18-C3A21
16
2
IC508, IC522, IC540
3 to 8
C3CS1
DECODER
BUFF
4
C3CS3
WITH 3-STATE
22
21
C3A0-C3A21
C3A1-C3A21
A
Y
19
7
IC513
C3A0-C3A18
A
Y
131
6
C3CS0
A
Y
TXD0
134
C3RD
TXD1
Y
34
C3WRL
PB4
Z501
44
C3RD
WDTOVF
Z503
C3WRL
A
C3WRH
PA7
Y
C3WRHH
PA10
7
|
C3WRHL
PA14
5V
PA22
D503
PA23
1¯OE
Q501-Q505
CPU RUN
2¯OE
PA2
C3PA16
PA5
TP501 C3PA9
PA8
D501
PA9
TP502
C3PA8
DRIVER D506
PA16
TP503
C3PA2
D507
TP504
C3PA5
D508
SH7043A
32BIT RISC CPU
S501
PA18
IC527
C3PA21
8
7
|
4
C3PA20
6
5
PA21
18
3
C3PA19
4
3
2
A
C3PA18
2
1
1
C3B1¯RD
28
¯OE
X501 (6.75MHz)
2
C3B1¯WRL
11
¯WE
96
3
C3B1¯CS0
26
EXTAL
OSC
¯CE
C3¯RES
47
¯BYTE
C1PER1¯RES
12
¯RESET
C3RD, C3CS1, C3CS3
3
4M FLASH
36
C3PB5
PB5
5
MEMORY
CTS1
PF0
20
C3B2A2-C3B2A18
IC510, IC511, IC515
IC516, IC533, IC534
20
IC544, IC546
17
A
C3B2¯RD
¯OE
C3B2¯WRH
8
C3B2¯WRL
C3B4D0-C3B4D7
B
C3B2¯WRHH
¯WE
C3B2¯WRHL
C3¯DECC0
11
C3¯DECC8
¯CS1
1
C3RD
2
1M (128Kx8)
9
SRAM
SY-283 (2/2)
SY-283 (2/2)
C3B1¯RD
15
20
C3B2A2-C3B2A21
17
C3B1A0-C3B1A18
C3B1¯CS0
3
C3B1¯RD
C3B1¯WRL
C3PB5
C3B2¯RD
5
C3B2¯WRL
C3B2¯WRH
C3B2¯WRHH
C3B2¯WRHL
CTS1
8
2
DQ
14
2
8
C3B4D0, C3B4D7
16
2
C3B1A0, C3B1A1
C3B1¯WRL
C3B1¯RD
C3¯DEC40-C3¯DEC45
6
32
D
8
8-11
8-11
IC563, IC564
TXA1, TXA2
2
RXA1, RXA2
D
B
TXB1, TXB2
RXB1, RXB2
2
R
A
E
BUS
TRANCEIVER
IC562
IC560, IC561
CTS1
CTS1
RO
DI
TRNDT1-TRNDT3
3
TRNDT
RCVDT1-RCVDT3
3
RCVDT1
RX1
RCVDT
RO
RI
TRNDT1
TX1
DI
DO
RTS5, RTS6
2
RTS1
¯RTS
DI
DO
DTR5, DTR6
2
DTR1
¯DTR
DSR1
DSR5, DSR6
2
¯DSR
RO
RI
IC520, IC530
C3TOIC4A-
TRNRDY1-TRNRDY4
4
TRNRDY
C3TOIC4D
¯W
TRNEMP1-TRNEMP4
4
DRIVER/
TRNEMP
C3TOIC3C-
¯R
RECEIVER
C3TOIC3D
6
IC542
IC536
BRK1-BRK4
4
4
C3TOIC0D
¯CS1
BRK
¯CS2
6-1 OR
C3TIOC1A, C3TIOC1B
7
C3TIOC2A, C3TIOC2B
C3TIOC3A, C3TIOC3B
6
RCVRDY
SERIAL DATA
13
TRANSMITTER/
RECEIVER
CN501
4
14
RX1
RX
2
TX1
TX
3
DTR1
4
DTR
4
REMOTE
DSR1
DSR
6
RS-232C
RTS1
RTS
7
CTS1
CTS
8
CN502
TXA1
TXA1
2
RXB1
RXB1
3
REMOTE
TXB1
TXB1
7
RS-422A
RXA1
RXA1
8
CN503
TXA2
TXA2
2
RXB2
RXB2
3
VTR CONTROL
TXB2
TXB2
7
RS-422A
RXA2
RXA2
8
6
System control
SY-283 (2/2)
B-VSR-SY283-11
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