Marantz PM-KI-PEARL /N1B/U1B Service Manual page 50

PD01 /QU01:H8/3687
Pin PORT
1 PB6_AN6
2 PB7_AN7
3 AVcc
4 X2
5 X1
6 VCL
7 /RES
8 TEST
9 Vss
10 OSC2
11 OSC1
12 Vcc
13 P50_/WKP0
14 P51_/WKP1
15 P34
16 P35
17 P36
18 P37
19 P52_/WKP2
20 P53_/WKP3
21 P54_/WKP4
22 P55_/WKP5_/ADTRG AD_INT
23 P10_TMOW
24 P11_PWM
25 P12
26 P56_SDA
27 P57_SCL
28 P74_TMRIV
29 P75_TMCIV
30 P76_TMOV
31 P24
32 P63_FTIOD0
33 P62_FTIOC0
34 P61_FTIOB0
35 /NMI
36 P60_FTIOA0
37 P64_FTIOA1
38 P65_FTIOB1
39 P66_FTIOC1
40 P67_FTIOD1
41 P85
42 P86
43 P87
44 P20_SCK3
45 P21_RXD
46 P22_TXD
47 P23
48 P70_SCK3-2
49 P71_RXD-2
50 P72_TXD-2
51 P14_/IRQ0
52 P15_/IRQ1_TMIB1
SIGNAL
I/O
NAME
AD2 I Left key A/D pin
AD1 I Model select
AVCC I Analog power supply
X1 I
X2 I
VC1 I Internal step-down power supply
RES I Reset pin
TEST I Test pin
GND I GND
OSC2 O Main clock output
OSC1 I Main clock input
VCC I +3.3V Power supply
VOL_A I Volume A
VOL_B I Volume B
RSV_1 I
S_CE O Function Select (Analog SW, LC78212) CS
S_DATA O Function Select (Analog SW, LC78212) Data
S_CLK O Function Select (Analog SW, LC78212) Clock
SEL_A I Rotary_encoder INPUT SELECT A
SEL_B I Rotary_encoder INPUT SELECT B
MUTE O PRE_OUT MUTE
I Pull up
MUTE_VOL O Electrical VOLUME(MAS6116)MUTE
RSV_5 I
POW_1 O Power on control
SDA I/O EEPROM(AT24C08)Serial-Data
SCL O EEPROM(AT24C08)Serial-Clock
VOL_CS O ElectricalVOLUME(MAS6116) CS
RSV_7 I
KILL_IR O
RC_OUT O
L_DATA I/O LCD-Controler(ST7032) Serial Data Out
BL_ON I/O LCD Back Light ON
OPR_ON I/O OPERATE LED ON
ICE4 I ICE Connection
NC1 I/O
RC_IN I IR capture input
VOL_CLK O Erectircal VOLUME(MAS6116) Clock
VOL_DAT I/O Erectrical VOLUME(MAS6116) Data
SPK O Speaker relay control
ICE1 - ICE connect pin1
ICE2 - ICE connect pin2
ICE3 - ICE connect pin3
LED+INPUT SELECTOER Control, Serial-Interface
D_OE O
OUTPUT ENABLE
RXD I SYSTEM Control bus input
TXD O SYSTEM Control bus output
STEREO/Bi-AMP 切替
BI I
D_CLK O LED+INPUT SELECTOER control Serial-Interface Clock
D_CE O LED+INPUT SELECTOER control Serial-Interface CS
DATA O LED+INPUT SELECTOER control Serial-Interface Data
RSV_8 I
P_DOWN I Power down detect
Functions
72
Description
NC
NC
Connect to GND
8MHz
External trigger(Active H)
External trigger(Active H)
NC
External trigger(Active H)
External trigger(Active H)
Active L(MUTE ON)
Active H(MUTE ON)
NC
H/L = POW_ON/POW_OFF
I2C_DATA
I2C_CLOCK
Active H
NC
NC
NC
H/L = ON/OFF
H/L = ID0,ID1/ID2,ID3,ID4(ON/OFF)
ICE Break Control
NC
IR capture input(Active L)
H/L = SPK_ON/SPK_OFF
Active H
H/L = STEREO/Bi-AMP
Active L
NC
External trigger(Active L)