Marantz NA8005, Service Manual

Page: 59 / 84

59
R5F56108VNFP Terminal Functions
Pin Port Name I/O Function
Network
STBY
STBY
MODE
Network
STBY
PD/PU
1 TDI I CONNECTION for EMULATOR H I I PU
2 TMS I CONNECTION for EMULATOR H I I PU
3 TEST1 I
Port for Setting up "PWB CHECK
MODE"
L I I PD
4 232C POWER O POWER Control for 232C L O/L O/L PD
5 AVSS - GND L - - -
6 TRST# I Connection port to EMULATOR L I I PD
7 RXD MI232O I UPDATE H I I PU
8 TXD MO232I O UPDATE L O/L O/L -
9 P.Down I P.Down Detection (INT) P-0 I I PU
10 EMLE I Connection port to EMULATOR L I I PD
11 TDO O Connection port to EMULATOR H O/L O/L -
12 VSS - GND L - - -
13 MDE I Setting operation mode L I I PD
14 VCL I
Connect to capacitor, 0.1μF
I I -
15 MD1 I Connection port to EMULATOR H I I PU
16 MD0 I Connection port to EMULATOR H I I PU
17 OPEN O OPEN L O/L O/L -
18 OPEN O OPEN L O/L O/L PD
19 RESET I RESET H I I PU
20 X-OUT - X OUT 12MHz P-1 - - -
21 VSS - GND L - - -
22 X-IN - X IN 12MHz P-2 - - -
23 VCC -
+3.3V_CPU
H - - -
24 NMI I Request Interuption PORT H I I PU
25 EL RESET O OLED RESET "L" = RESET L O/L O/L PD
26 EL E,RD O EL READ OUT L O/L O/L -
27 EL D/C O
Switch Data/Commando "H"data,
"L"command
L O/L O/L -
28 EL R/W,WR O EL WRITE L O/L O/L -
29 EL CS O
EL CS "L" = Communication enable
with OLED
L O/L O/L -
30 D7 O
Data Bus for OLED
L O/L O/L -
31 D6 O
Data Bus for OLED
L O/L O/L -
32 D5 O
Data Bus for OLED
L O/L O/L -
33 D4 O
Data Bus for OLED
L O/L O/L -
34 D3 O
Data Bus for OLED
L O/L O/L -
35 D2 O
Data Bus for OLED
L O/L O/L -
36 D1 O
Data Bus for OLED
L O/L O/L -
37 D0 O
Data Bus for OLED
L O/L O/L -
38
SCK USBB
O
USBB/E.VOL(I2C) CLOCK OUTPUT
L O/L O/L PU
39 PLLVCC -
+3.3V_CPU
H - - -
40
SDA_USBB
I/O
USBB/E.VOL(I2C) DATA IN/OUT
L O/L O/L PU
41 PLLVSS - GND L - - -
42
USBB_POWER_DET
I
USBB_BUS Power Detection
L I I PU
43
E_REQ
I
D M 8 7 0 / 8 6 0 I n t e r r u p t f o r
Communicaion request
L I I PD
44
E_RXDMOEI
SO
N E T W O R K s e r i a l D ATA I N P U T
DM870/860 RXD)
H O/L O/L PU(CX870)
45
E_TXDMIEO
SI
NETWORK serial DATA OUTPUT
DM870/860 TXD)
L O/L I PU(CX870)
46
E_SPICLK
O
ETHERNET Control Communication
PORT (CLK)
H O/L O/L PU(CX870)
47
DC_DET
I DC POWER Abnormal Detection L I I PU
48 EEPROM SDA I/O EEPROM R1EX24256A Control Port H(PU) I I PU
49 EEPROM SCL O EEPROM R1EX24256A Control Port H(PU) I I PU
50
OLED Power Cont
O OLED +18V power control L O/L O/L PD
51 OPEN I OPEN L I I -
52
/E_SPICS
O
S C I C S S i g n a l O U T P U T t o
DM870/860
H O/L O/L PU(CX870)
53
E_SPIMIEO
I
ETHERNETCommunication control
Port
H I I PU(CX870)
54
E_SPIMOEI
O
ETHERNETCommunication control
Port
L O/L O/L PU(CX870)