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CD-MP700/CD-MP77
IC5 RH-iX0542AWZZ: MP3 Sub Microcomputer (IX0542AW)
Pin No.
Terminal Name
1-8
P60/ANI0-P67ANI7
9
AVSS
10,11
P10, P11
12
P30/INTP0/TI81/CPT90
13
P31/INTP1/TO81
14
P32/INTP2/TO90
15
P33/INTP3/TO82/BZO90
16
P20/SCK20/ASCK20
17
VDD1
18
P21/SO20/TXD20
19
P22/SI20/RXD20
20*,21
P23, P24
22
IC0 (VPP)
23,24
XT2, XT1
25
RESET
26,27
X2, X1
28
VSS0
29
VDD0
30
P25/TI80/SS20
31*
P26/TO80
32*-34*
P00-P02
35
P03
36*
P04
37
VSS1
38*
P05
39*-42*
P50-P53
43
AVDD
44
AVREF
In this unit, the terminal with asterisk mark (*) is (open) terminal which is not connected to the outside.
All manuals and user guides at all-guides.com
Port 6. Analog input.
Analog ground.
Port 1
Port 3. Interrupt from peripherals. Timer input. Capture trigger input.
Port 3. Interrupt from peripherals. Timer output.
Port 3. Interrupt from peripherals. Timer output.
Port 3. Interrupt from peripherals. Timer output. Buzzer output.
Port 2. Serial clock. Asynchronous serial input.
Power supply.
Port 2. Serial output. Transmit data.
Port 2. Serial input. Receive data.
Port 2
Internally connected. Programming power supply.
Cryatal (Subsystem clock)
Reset
Cryatal (Main system clock)
Ground
Power supply.
Port 2. Timer input. Chip select input.
Port 2. Timer Output.
Port 0
Port 0
Port 0
Ground
Port 0
Port 5
Analog power supply.
Analog reference voltage.
44
43
42
41
40
P60/ANI0
1
P61/ANI1
2
P62/ANI2
3
P63/ANI3
4
P64/ANI4
5
P65/ANI5
6
P66/ANI6
7
P67/ANI7
8
AVSS
9
P10
10
P11
11
12 13 14 15 16 17 18 19 20 21 22
Figure 48 BLOCK DIAGRAM OF IC
Function
39
38
37
36
35
34
P01
33
32
P00
P26/TO80
31
P25/TI80/SS20
30
29
VDD0
VSS0
28
27
X1
26
X2
25
RESET
24
XT1
23
XT2
– 48 –
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