Yamaha MCR-330 Service Manual page 39

No. Port Name Function Name
1 N.C.
2 USBNOC
3 USBNPP
4 USBD-
5 VSS AVSS
6 USBD+
7 AVDD
8 N.C.
9 VDD3 VDD33
10 VDDI VDD18/VOUT
11 OSCI
12 OSCO
13 VSS
14 NRST
15 MMOD0
16 MMOD1
17 VPP
18 OCD_SDA
19 OCD_SCL
20
21
22 N.C.
23
24
25 USB_IN
26
27
28
29
30
31
N.C.
32
33
34
35
36
37
38 VDD3 VDD33
39 N.C.
40 VSS
41 N.C.
42 VDDI VDD18
43
44 N.C.
45
46 I2C_SCL P35/SCL3
47 N.C.
48 I2C_SDA P33/SDA3
49 VDD3 VDD5
Detail of Function
USB over-current input (negative polarity)
USB, VBUS power output control terminal (negative polarity)
USB D- terminal
Ground / Analog power supply for USB / Connect to VSS.
USB D+ terminal
Analog power supply for USB / Connect to VDD33.
Power for on-chip regulator (2.7V to 3.6V)
I/O power supply (2.7V to 3.6V)
Power for internal circuit (1.8V t±0.15V)
Connect all VDD18 terminals outside of chip.
Also, connect a 10μF capacitor between VDD18 and VSS of No.10 pin and place it
near LSI.
On-chip regulator output (1.8V ±0.15V)
High-speed oscillation input terminal (fosc)
(When PLL used: 6.33 MHz to 20 MHz)
High-speed oscillation output terminal
Ground
Reset signal input terminal (negative polarity)
Operation mode setting terminal
Operation mode setting terminal
Power for rewriting built-in Flash memory (3.3V ±0.3V) / only for Flash built in model
Clock, data input/output terminal for on-chip debugger
Clock, data input/output terminal for on-chip debugger
General purpose input/output port 0
Power for on-chip regulator (2.7V to 3.6V)
I/O power supply (2.7V to 3.6V)
Ground
Power supply for internal circuit (1.8V ±0.15V)
Connect all VDD18 terminals outside of chip.
Also, connect a 10μF capacitor between VDD18 and VSS of No.10 pin and place it
near LSI.
General purpose input/output port 3
General purpose input/output port 3
I/O power supply (5V type I/O
CRX-330/NS-BP100
39