Ez700SR/Ez900HDS
11
MICROCOMPUTER’S TERMINAL DESCRIPTION
Pin No.
Pin Name
Module
I/O
Application
Truth
Processing Operation Description
Value Table
72
NC
HD Radio
I
Blend signal from IDM
Fixed with H/W.
73
HR_7730BLEND
HD Radio
O
Blend signal (output to 7730)
H : Digital, L : Analog
74
HR_RST
HD Radio
O
HD Radio block reset
L : Reset, H : Normal
75
NC
Not used.
O
76
FLMD1
Test&Debug
I
Pull down with H/W.
77
NC
Not used.
O
78
U_SW
Test&Debug
O
Debug UART terminal connection
y
H : Permitted, L : Not permitted.
permission to IDM UART terminal
79~81 NC
Not used.
O
82
TYPE0
Others
I
Destination SW (bit 0)
q
83
TYPE1
Others
I
Destination SW (bit 1)
q
84
TEST0
Test&Debug
I
Test SW (bit 0)
w
85
TEST1
Test&Debug
I
Test SW (bit 1)
w
86
TEST2
Test&Debug
I
Test SW (bit 2)
w
87
NC
Not used.
O
88
FAN_ON
Common
O
FAN ON/OFF control
ON : H, OFF : L
89
VU
Common
I
Temperature sensor input
For FAN control
90
NC
Not used.
O
91
SR_SNS_V
SIRIUS
I
Antenna current sensing voltage
r
92
SR_REF_V
SIRIUS
I
Antenna current detection sensing
r
voltage
SW5V monitoring. The voltage is
93
VSW3
Common
I
divided into 2 and used as reference
voltage for FAN control.
94
NC
Not used.
O
95
ACT
SIRIUS
O
Sirius activated H : Activated,
L : Not activated
96
ESN
SIRIUS
O
Sirius activated H : ESN activated,
L : Not activated.
97
T_ERR
Common
O
Sirius/HD or Used fro tuner as well.
H : Normal, L : Tuner Error
98,99
NC
Not used.
O
Prior to initial contract (FA) with Sirius,
H : LOCK, L : UN-LOCK (L in low power
100
SR_F_LOCK
SIRIUS
O
receiver functions are restricted.
consumption mode)
Output is made to system
µ
-com for this.
