Denon CEOL RCD-N8, Service Manual

Page: 74 / 107

74
R5F56108VNFP (MAIN : IC403) Terminal Function
Pin No Pin Name Port Name PD/PU I/O STBY Network
STBY
Eco
STBY
Note
1 P04 TDI PU I I I I Emulator Connection terminal
2 P03 TMS PU I I I I Emulator Connection terminal
3 P67 TEST1 PD I I I I Boot for Check PCB mode
4 P66
B_POWER_ON/
OFF
PD O O/L O/L O/L OPEN
5 AVSS AVSS - - - - - GND
6 P02 TRST# PD I I I I Emulator Connection terminal
7 P01 RXD MI232O PU O O/L O/L O/L UPDATE
8 P00 TXD MO232I - O O/L O/L O/L UPDATE
9 P65 P.Down PU I I I I P.Down Detect(INT)
10 EMLE EMLE PD I I I I Emulator Connection terminal
11 WDTOVF# TDO PU_OPEN O O/L O/L O/L Emulator Connection terminal
12 VSS VSS - - - - - GND
13 MDE MDE PD I I I I Operation Mode Setting
14 VCL VCL - I I I I
Smoothing capacitor (0.1uF) connection
terminal
15 MD1 MD1 PU I I I I Emulator Connection terminal
16 MD0 MD0 PU I I I I Emulator Connection terminal
17 P86 OPEN - O O/L O/L O/L OPEN
18 P85 OPEN - O O/L O/L O/L OPEN
19 RES# RESET PU I I I I Reset
20 XTAL X-OUT - - - - - Clock Output (12MHz)
21 VSS VSS - - - - - GND
22 EXTAL X-IN - - - - - Clock Input (12MHz)
23 VCC VCC - - - - - +3.3V_CPU
24 NMI NMI PU I I I I Basic Functions of Microcomputer
25 P34 EL RESET PD O O/L O/L O/L Reset for OLED ("L": Reset)
26 P33 EL E,RD - O O/L O/L O/L EL Readout
27 P32 EL D/C - O O/L O/L O/L Switching Data/Commando ("H" : Data, "L" :
Command)
28 P31 EL R/W,WR - O O/L O/L O/L EL Writing
29 P30 EL CS - O O/L O/L O/L EL Chip Select ("L" : I/F communication)
30 P27 D7 - O O/L O/L O/L Data Bus for OLED
31 P26 D6 - O O/L O/L O/L Data Bus for OLED
32 P25 D5 - O O/L O/L O/L Data Bus for OLED
33 P24 D4 - O O/L O/L O/L Data Bus for OLED
34 P23 D3 - O O/L O/L O/L Data Bus for OLED
35 P22 D2 - O O/L O/L O/L Data Bus for OLED
36 P21 D1 - O O/L O/L O/L Data Bus for OLED
37 P20 D0 - O O/L O/L O/L Data Bus for OLED
38 P17 TU_SDA PU O O/L O/L O/L Data for TUNER (I2C)
39 PLLVCC PLLVCC - - - - - +3.3V_CPU
40 P16 TU_INT - I I I I TUNER Interrupt
41 PLLVSS PLLVSS - - - - - GND
42 P15 TU_SCL PU O O/L O/L O/L Clock for TUNER (I2C)
43 P14 E_REQ PD I I
I I DM870 Interrupt
44 P13 E_RXDMOEI PU(CX870) SO O/L O/L O/L Network Serial Data input (DM870 RXD)
45 P12 E_TXDMIEO PU(CX870) SI O/L I O/L Network Serial Data Output (DM870 TXD)
46 P11 E_SPICLK PU(CX870) O O/L O/L O/L Clock for ETHERNET
47 P10 OPEN - O O/L O/L O/L OPEN
48 P37 EEPROM SDA PU I/O I I I EEPROM (R1EX24256A) Control
49 P36 EEPROM SCL PU O I I I EEPROM (R1EX24256A) Control