Kenwood TK-2217 Service Manual page 32

Vhf fm transceiver
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SEMICONDUCTOR DATA /
Pin
Port Name
I/O
No.
57-59 NC
-
NC
60
VCC
-
+5V
61
NC
-
NC
62
VSS
-
GND
63,64 GND
-
GND
65-68 NC
-
NC
69
AUX
O
Reserved
70
NC
-
NC
71
EN2
I
Channel selector input
72
LEDTX
O
Red LED lights control output
73
LEDRX
O
Green LED lights control output
74
PF1
I
SIDE1 key input
75
PF2
I
SIDE2 key input
76
SIM1
-
GND
77
SIM2
-
GND
78,79 NC
-
NC
80
5T_C
O
5T control output
81
5R_C
O
5R control output
82
5C_C
O
5C control output
83-87 NC
-
NC
88
BATT
I
Battery voltage input
Received Signal Strength
89
RSSI
I
Indicator input
90
BUSY
I
Busy level input
91
VOX
I
VOX level input
92
QT/DQT_IN
I
QT/DQT input
93
TH_DET
I
Thermistor input
94
AVSS
-
GND
95
NC
-
NC
96
VREF
-
+5V
97
AVCC
-
+5V
98
NC
-
NC
99
MIC_MUTE
O
MIC mute
100 NC
-
NC
Function
半导体数据
管脚
接口名称
输入/输出
号码
57-59 NC
-
60
VCC
-
61
NC
-
62
VSS
-
63,64 GND
-
65-68 NC
-
69
AUX
输出
70
NC
-
71
EN2
输入
72
LEDTX
输出
73
LEDRX
输出
74
PF1
输入
75
PF2
输入
76
SIM1
-
77
SIM2
-
78,79 NC
-
80
5T_C
输出
81
5R_C
输出
82
5C_C
输出
83-87 NC
-
88
BATT
输入
89
RSSI
输入
90
BUSY
输入
91
VOX
输入
92
QT/DQT_IN
输入
93
TH_DET
输入
94
AVSS
-
95
NC
-
96
VREF
-
97
AVCC
-
98
NC
-
99
MIC_MUTE
输出
100
NC
-
TK-2217
功能
NC
+5V
NC
GND
GND
NC
备用
NC
CH 选择器输入
红 LED 指示灯控制输出
绿 LED 指示灯控制输出
SIDE1 键输入
SIDE2 键输入
GND
GND
NC
5T 控制输出
5R 控制输出
5C 控制输出
NC
电池电压输入
接收信号强度指示器输入
忙水平输入
VOX 水平输入
QT/DQT 输入
热敏电阻输入
GND
NC
+5V
+5V
NC
MIC 静音
NC
31

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