Kenwood eXcelon KDC-X792, Руководство по обслуживанию, Страница: 14 / 54

14
KDC-MP738U/W7541U
/W7541UY/X792/X8009U
Pin No. Pin Name I/O Application Processing / Operation / Description
53 CLK IN1 I Serial sync clock input Sync to FL_CLK
54 FL_LAT O FL latch control
55 FL_DATA1 O FL serial control data SI1
56 3.3VDD -
57,58 X2,X1 I Clock input 6.6MHz Internal 66MHz
59 CVSS -
60 CKSEL I Clock generator operational mode input Direct connection to GND
61 PSEL I Input of input frequency selection signal in PLL mode
VDD connection when the main clock is 5.5MHz
or more and GND connection when the clock is
other frequencies
62 2.5VDD -
63 VSS -
64 MODE0 I μ -com operation mode input Direct connection to GND
65 MODE1 I
μ -com operation mode input
Used when debugging
H: While writing-in
66 PAN RST I System μ -com control
Cancel in 100msec after PON_PAN ON
Reset in 60usec after PON_PANOFF
67 AVDD1 I D/A conversion reference voltage Be connected to D3.3V
68,69 NC I Terminal yet to be processed
70,71 AVSS1,AVSS0 - D/A conversion reference GND Direct connection to GND
72 AVDD0 I A/D conversion reference voltage Be connected to D3.3V
73~80 NC I Dedicated to input Direct connection to GND
81 2.5VDD
82 VSS
83 NC (TYPE) I Not used Supporting switching of PULL UP_DOWN
84 TYPE1 I Set up destination to have customization or not H: Flash ROM, L: Mask ROM
85 NC O Not used L fi xed
86 REMO I Remote controller signal input Detect with pulse width
87 B O FL bias power supply switch H: ON, L: OFF
88~91 NC O Not used Output L fi xed
92 ROTARY1_CCW I Rotary 1 A input (For VOL)
1 pulse/2 clicks
15 pulses/360°
93 ROTARY1_CW I Rotary 1 B input (For VOL)
1 pulse/2 clicks
15 pulses/360°
94 WE I/O Memory data writing-in permission Terminal yet to be processed
94 NC O NC when MASKROM Output L fi xed
95 OE I/O Memory data transmission permission
L: Send data, H: Wait
Hi-Z: When starting up SW3.3
96,97 NC O Not used Output L fi xed
98 3.3VDD
99 VSS
100 FROMCHK O
Used for implementation checking by Product
Engineering Repeat “H” and “L” before fi nalizing
OK: H, NG: L
100 NC O Not used when MASKROM Output L fi xed
MICROCOMPUTER’S TERMINAL DESCRIPTION