Denon RCD-N7 Service Manual page 75

R5F64169DFD (DISPLAY : IC81) Terminal Function
Pin No Port Name
1 P96/(TXD4)
2 (P95)/CLK4
3 P94/(CTS4)
4 P93/(CTS3)
5 P92/TXD3
6 P91/RXD3
7 P90/(CLK3)
8 (P146)/INT8
9 P145/INT7
10 P144/INT6
11 P143
12 VDC0
13 P141(INPUT ONLY)
14 VDC1
15 NSD
16 CNVSS(INPUT ONLY) CNVSS
17 P87/(XCIN)
18 P86/(XCOUT)
19 RESET
20 XOUT
21 VSS
22 XIN
23 VCC
24 P85/NMI
25 P84/INT2
26 P83/INT1
27 P82/INT0
28 P81
29 P80/RXD5
30 (P77)/CLK5
31 (P76)/TXD5
32 P75/RXD8
33 P74/CLK8
34 P73/TXD8
35 P72/CLK2
36 P71/RXD2/(MSCL)
37 P70/TXD2/(MSDA)
38 P67/TXD1
39 VCC
40 P66/RXD1
41 VSS
42 P65/CLK1/SCLK(L)
43 P64/BUSY
44 P63/TXD0
45 P62/RXD0
46 P61/CLK0
47 P60/CTS0
48 P137
49 P136/ISCLK2
50 P135/ISRXD2
51 P134/ISTXD2
52 P57/RDY
53 P56/ALE
54 P55/HOLD/EPM
55 P54/HLDA
56 P133
57 VSS
58 P132
59 VCC
60 P131
61 P130
62 P53/BCLK
63 P52/RD
64 P51/(WR1)/BC1
Symbol I/O Pull-U/D
NC O
NC O
NC O
NC O
NC O
NC O
NC O
NC O
NC O
NC O
NC O
VDC0 -
NC I
VDC1 -
NSD -
I
NC O
NC I
OLED_RESET I
X2 -
VSS -
X1 -
VCC1 -
NMI I
NC O
YOBI O
OLED_CS O
NC I
BOOT I
NC O
NC O
OLED_POWER O
NC O
NC O
OLED_CLK O
OLED_TX O
OLED_RX O
TXD CO O
VCC1 -
RXD CO I
VSS -
SCLK_CO O
BUSY_CO O
OLED_UART_RX O
OLED_UART_TX I
NC O
NC O
D7 O
D6 O
D5 O
D4 O
NC O
NC O
EPM I
NC O
D3 O
VSS -
D2 O
VCC2 -
D1 O
D0 O
NC O
NC I
NC O
- NC
- NC
- NC
- NC
- NC
- NC
- NC
- NC
- NC
- NC
- NC
- Smoothing capacitor connection terminal
PD NC
- Smoothing capacitor connection terminal
PU Emulator communication pin
Single-chip / Micro-processor mode switching
PD
(Normal single-chip : L, Rewrite boot program start : H input set)
- NC
PD NC
PU Reset input(Reset ="L")
- Clock output
- GND
- Clock input
- +3V
PU NC
- NC
- Not use
- Chip Select of Display Data for Display ucom
PD NC
PD Boot signal
- NC
- NC
PD OLED Power On/Off
- NC
- NC
- Clock of Display Data for Display ucom
- Display Data for Display ucom
- Not use
PD Data transfer to external terminal(AMX)/MITSUBISHI writer
- +3V
PD Data received from the external terminal(AMX)/MITSUBISHI writer
- GND
PD Writing Mode Select
- BUSY Output at updating
- Transfer Data for Display ucom at Updating
- Receive Data for Display ucom at Updating
- NC
- NC
- Data Bus for OLED
- Data Bus for OLED
- Data Bus for OLED
- Data Bus for OLED
- NC
- NC
PU Rewrite boot program start : L input set
- NC
- Data Bus for OLED
- GND
- Data Bus for OLED
- +3V
- Data Bus for OLED
- Data Bus for OLED
- NC
PD NC
- NC
75
Note