14
FZDA07ELEF2/EREF2/MRHF2
MICROCOMPUTER’S TERMINAL DESCRIPTION
●
SYSTEM MICROCOMPUTER 30875FHAGP5Y0 (X34-485: IC7)
Pin No.
Pin Name
I/O
Application
Truth Value
Table
Processing Operation Description
1
N.C. (TP_TX)
-
Not used
OPEN
2
I
ILL+ detection (small)
ILL ON: L
3
ILL_DET-
I
ILL- detection (pulse input)
H: ON, L: OFF, Pulse input
Adjust luminance with duty ratio
4
IGN_DET
I
IGN detection
IGN ON: L, IGN OFF: H
5
SP_DATA_S
O
System µ-com
→
Panel µ-com data output
[A07 system] UART 19200bps (19330bps)
5
N.C.
-
Not used
[D07 system] OPEN
6
SP_DATA_P
I
Panel µ-com
→
System µ-com data output
[A07 system] UART 19200bps (19330bps)
6
N.C.
-
Not used
[D07 system] OPEN
7
N.C. (PAL_NT)
-
Not used
(Reserved for discrimination between 50 and 60)
OPEN
8
SA_REQ_A
I
Audio µ-com
→
System µ-com transmission
request input
9
SA_REQ_S
O
System µ-com
→
Audio µ-com transmission
request output
10
A_RST
O
Reset to audio µ-com
H (Release): After the reset release initial setup
11
SA_ACC_S
O
ACC detection output to audio µ-com
H: Standby request
12
SA_BU_S
O
Reduced power detection output to audio µ-com
H: Momentary power down process request
13
PTT
I
PTT switch input
L: Key is pressed
14
WDP
O
Watch dog port
Self reset
15
BYTE
-
BUS width switching
Vss: In single chip mode
16
CNVSS
-
Processor mode setup
Vss: In single chip mode
17
XCIN
-
Not used
OPEN
18
XCOUT
-
Not used
OPEN
19
RESET
-
µ-com hard reset
RESET: L
20
XOUT
-
Main clock (10MHz crystal oscillator)
Multiplication with 3 (Internally 30MHz)
21
VSS
-
GND
22
XIN
-
Main clock (10MHz crystal oscillator)
Multiplication with 3 (Internally 30MHz)
23
VCC1
-
BU5V
24
NMI
I
Not used
Pull up through register
25
ACC_DET
I
ACC detection
ACC ON: L, ACC OFF: H
26
BU_DET
I
BU detection
L: BU ON, H: BU OFF (at momentary power down)
27
EJECT
I
Eject
[D07 system Oversea] Invalid when Acc is off
[D07 system Domestic] Ejected by pressing
and holding during OFF
[A07 system] Forced ejection when Acc is off
28
CAN_EN
O
CAN transceiver enable output
H: Enable request
29
CAN_ERR
I
CAN transceiver ERROR input
H, L input, Error: L
30
CAN_IN
I
CAN transceiver DATA input
H, L input (125kbps)
31
CAN_OUT
O
CAN transceiver DATA output
H, L output (125kbps)
32
CAN_STB
O
CAN transceiver STANDBY output
L: Standby request
33
DC_DC_CLK
O
DC/DC clock output
385kHz/357kHz output
34
FAULT
O
FAULT indication
H: Key LED ON
35
DISC_DET
I
DVD mechanism DISC detection
L: DISC is found