Kenwood TK-5310 K4 Service Manual page 23

Pin
Port Name I/O
No.
99 FRST O Flash memory reset output
100 NC O No connection
101 D7 I/O Data bus 7
102 D6 I/O Data bus 6
103 D5 I/O Data bus 5
104 D4 I/O Data bus 4
105 D3 I/O Data bus 3
106 D2 I/O Data bus 2
107 D1 I/O Data bus 1
108 D0 I/O Data bus 0
109 5TC O 5T control (L:Off, H:On)
110 5RC O 5R control (L:Off, H:On)
111 5CC O 5C control (L:Off, H:On)
112 APCSW O APC switch output (L:Off, H:On)
113 CAE3 I Man-down switch input
114 VU I V/U detection
115 MM O MIC mute output (L:Unmute, H:Mute)
116 PWR O Power control output
(L:Power off, H:Normal)
117 WPA I(A/D) PA temperature compensation
118 SQ I(A/D) Analog SQ input
119 CV I(A/D) VCO CV input
120 RSSI I(A/D) RSSI input
121 TEMP I(A/D) Temperature input
122 BATT I(A/D) Battery level input
123 REM I(A/D) KMC-25 PF1/PF2 key, KVL3000 input
124 AVSS - A/D converter power supply input terminal
125 VOL I(A/D) Volume level input
126 VREF - A/D converter reference voltage input
terminal
127 AVCC - A/D converter power supply input
terminal
128 T/R O TX/RX switch (L:TX, H:RX)
Shift Register:BU4094BCFV (TX-RX unit IC606)
Pin
Port Name I/O
No.
1 STRB I Latch clock input
2 DATA I Serial data input
3 CLK I Serial clock input
4 Q1 O OPT5
5 Q2 O OPT4
6 Q3 O OPT1
7 Q4 O OP_MAN
8 VSS - GND
9 QS O Serial data output
10 Q'S O NC
11 Q8 O OPT6
12 Q7 O OPT2
13 Q6 O CHGIO:UNIV 9p I/O Switching
14 Q5 O OPT3
15 OE I Output enable control input
16 VDD - Power supply input
SEMICONDUCTOR DATA
Function
Function
Shift Register:BU4094BCF (Control unit IC801)
Pin
Port Name I/O
No.
1 STRB I Latch clock input
2 DATA I Serial data input
3 CLK I Serial clock input
4-7 Q1-Q4 O Key counter
8 VSS - GND
9 QS O Serial data output
10 Q'S O NC
11-14 Q8-Q5 O Key counter
15 OE I Output enable control input
16 VDD - Power supply input
Shift Register:BU4094BCF (Control unit IC802)
Pin
Port Name I/O
No.
1 STRB I Latch clock input
2 DATA I Serial data input
3 CLK I Serial clock input
4-7 Q1-Q4 O Key counter
8 VSS - GND
9 QS O Serial data output
10 Q'4 O NC
11-14 Q8-Q5 O Key counter
15 OE I Output enable control input
16 VDD - Power supply input
Shift Register:BU4094BCF (Control unit IC803)
Pin
Port Name I/O
No.
1 STRB I Latch clock input
2 DATA I Serial data input
3 CLK I Serial clock input
4-7 Q1-Q4 O Key counter
8 VSS - GND
9 OS O NC
10 NC O NC
11 Q8 O Audio amplifier switch
12 Q7 O Backlight switch
13 Q6 O TX LED switch
14 Q5 O Busy LED switch
15 OE I Output enable control input
16 VDD - Power supply input
TK-5310
Function
Function
Function
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