Clarion DRX9375R - Page 8

MuPD7805FGC-054-3B9 052-3333-00 Master Micro Computer
Outward Form
80 pins, plastic QFP
Terminal Description
rr [ewens
feu | Lo for Europe, Hi for USA
DCP OUT Hi in detecting A/d port
SV REM O | Outputs power supply switching signal for REM SV
sysure[o
38
S-RAM CE
PULSE DIMMER
45 | EVOL CLK
46 | EVOLDATA
47
§ TNC,
52
+B REM
54 | MOTOR -
35 | MOTOR +
56 | CLOSE
57 | OPEN
| 38 | SLOPE MOTOR
AVSS | — | GND terminal for A/D converter. Connected to GND
BLINK LED | 0 | Blinking LED output port
Pe[we [a frwinwe
Basic electrical power supply terminal for D/A
a REE a converter. Connected to VDD
8
9
10
li | DISP Si
12. | DISPSO
13 | DISPSCK Communication line between DCP micro computer
14 | DISP RESET
t5 | DISP BUSY
16 | C-BUS SI :
17 | C-BUS SO C-BUS communication line
18 | C-BUS SCK
vd ia vo Communication line for address and data between S-
26 | AD? pe:
27 |} A8
28 | A9 O | Outputs address signal to S-RAM
29 | A1l0 2
fo[wc [a [eam —OSSCSCS~CS~*
31 | C-BUS SRQ I | C-BUS SRQ input terminal
| 32 | ACC-CONT © | ACC CONT signal output terminal
Micro computer GND terminal
fue [i [name Sd
_ Not in use
O | Outputs signal to control electronic volume IC
Not in use
Outputs switching signal for REM +5V power supply
Output terminal to control signal for slope motor
Detects slope open/close
Outputs power supply switching signal for slope
Not in use
Reset signal input terminal
Inputs interrupt signal from DCP micro computer
Detects B/U power supply
Detects ACC OFF
IDRX9375R/RW
Symbol Function
64 | KEY INT
65 | N.C.
66 | PHONEINT | I | Inputs phone interrupt signal
[or | TiMEBASE | I | Inputs time base for clock counting
69 | X2 Connecting terminal for cellular Lock (or chrystal)
70 | Xi (4.19 MHz) :
71°) 1C Testing terminal
FE
ee
Temperature detecting terminal
*Detects DCP/OPEN/FUNC key
fwjuc fr | Not in use
ILLUMI DET a Detects illumination. Low for illumination ON
fro [wc [1 [inns
Inputs OPEN/FUNC key interrupt signal
Not in use
=8-