Denon S-5BD, Service Manual

Page: 119 / 207

119
R5F64169DFD Terminal Functions
Pin Pin Name Synbol I/O Type Pullup LvCnv STBY stop
1 P96/TXD4 NC O C - - O/L NC
2 (P95)/CLK4 BD_FL_CLK I C - - I Terminal for BD pin(BD side FL tube information)
3 P94/(CTS4) BD_KEY0 (DA1) O C - - O/L Terminal for BD pin(BEKEY output)
4 P93/(CTS3) BD_KEY1 (DA0) O - - - O/L Terminal for BD pin(BEKEY output)
5 P92/TXD3 BD_UART_SIMO O C - - O/L BD pin serial interface output terminal
6 P91/RXD3 BD_UART_SOMI I - - - I BD pin serial interface input terminal
7 P90/(CLK3) BD_POWER_MONI I C - - I BD pin terminal (BD side power supply rising detection)
8 (P146)/INT8 RDS_CLK I - Pd TU5→3 O/L RDSCLK input (interrupt)
9 P145/INT7 B.DOWN2 I - 3VPu - I Power down detect (Power down : L)
10 P144/INT6 DC_PROTECT I - SW3VPu - I DC PROTECTION detection terminal (SP output DC)
11 P143 CPU POWER O C - - O/L MAIN CPU POWER pin pin (POWER ON: H) STANDBY: H
(ETHER=ON or CEC ON ))
12 VDC0 VDC0 - - - - - Smoothing capacitor connection pin
13 P141(INPUT ONLY) REQ SOMI I - - - I MAIN-SUB μcom communication control output pin
14 VDC1 VDC1 - - - - - Smoothing capacitor connection pin
15 NSD NSD - - NS3VPu - - Emulator communication pin
16 CNVss CNVSS - - - - -
Single-chip / Micro-processor mode switching (Normal single-chip : L,
Rewrite boot program start : H input set)
17 P87/(XCIN) DCPROTECT I C SW3VPu - I Power supply short-circuit PROTECT
18 P86/(XCOUT) 232CPOWER/REMOTE O C Pd - O/L 232C POWER control pin(ON: H)/REMOTE POWER
19 RESET RESET - - - - - Reset input (reset: L)
20 XOUT X2 - - - - - Clock output
21 VSS VSS - - - - - GND
22 XIN X1 - - - - - Clock input
23 VCC VCC1 - - - - - +3V
24 P85/NMI _NMI I - NS3VPu - I Not used(Fixed to H)
25 P84/INT2 BD_FL_CS I - - - I Terminal for BD pin(BD side FL tube information)
26 P83/INT1 (B.DOWN) I N 3VPu - I Power down detect (Power down : L)
27 P82/INT0 REMOCON I N 3VIn - I Remote control signal input
28 P81 GUI_ACK I N - - I POWER KEY(WAIT MODE cancel interrupt port)
29 P80/RXD5 LED_PWM O N - - O/L LED PWM out put (LED brilliance control)
30 (P77)/CLK5 TU_CLK 0 N 10kSW3VPU - O/L Tuner I2C communication Clock output
31 (P76)/TXD5 TU_DATA O N 10kSW3VPU - O/L Tuner I2C communication data I/O
32 P75/RXD8 NC O N - - O/L NC (SIRIUS serial interface input terminal)
33 P74/CLK8 EXP DATA O C - - O/L Enhancing EXP control terminal (CEC and IC Q. STBY after setting
the time is extended, to maintain state)
34 P73/TXD8 NC O N - - O/L NC (SIRIUS serial interface output terminal)
35 P72/CLK2 GUI CLK O C - - O/L POWER KEY(WAIT MODE cancel interrupt port)
36 P71/RXD2/(MSCL) GUI RX I - - - I POWER KEY(WAIT MODE cancel interrupt port)
37 P70/TXD2/(MSDA) GUI TX O C - - O/L POWER KEY(WAIT MODE cancel interrupt port)
38 P67/TXD1 TXD MO232I O N 3VPu 5→3 O/L RS232C data transfer terminal (AMX)/MITSUBISHI writer rewrite
39 VCC VCC1 - - - - - +3V
40 P66/RXD1 RXD MI232O I N 3VPu 3→5 I RS232C data reception terminal (AMX)/MITSUBISHI writer rewrite
41 VSS VSS - - - - - GND
42 P65/CLK1/SCLK(L) EXP CLK O C - - O/L Enhancing EXP control terminal (CEC and IC Q. STBY after setting
the time is extended, to maintain state)
43 P64/BUSY STEREO/BUSY I N 3VPu - O/L Tuner STEREO indicator input/When rewriting BUSY output
44 P63/TXD0 USB_Tx O C - - O/L USB control terminal
45 P62/RXD0 USB_Rx I - - - O/L USB control terminal
46 P61/CLK0 FLCLK O C - 3→5 O/L FL control pin
47 P60/CTS0 FLDATA O C - 3→5 O/L FL control pin
48 P137 ACK SIMO O C - - O/L MAIN-SUB μcom communication control output pin
49 P136/ISCLK2 CLKMO O C - - O/L MAIN-SUB μcom communication control output pin