Semiconductor Data; Terminal Function - Kenwood TK-3302 Service Manual

MCU: R5F212CCKCMB (TX-RX unit IC306)
Pin No. Signal Name I/O
1 5T_C O
2 PLL_STB O
3 5C_C O
4 5R_C O
5 W/N O
6 MODE I
7 AF_CONT O
8 BSHIFT O
9 RESET I
10 XOUT O
11 VSS -
12 XIN I
13 VCC I
14 QTTCXO O
15 QTVCO O
16~21 AUX6~AUX1 I/O No function
22 MIC_MUTE O
23 AF_MUTE O
24~32 N.C O
33 RXDATA I
34 TXDATA O
35 OPTDET I
36 TX_SW O
37 RX_SW O
38 LEDRX O
39 LEDTX O
40 APC_SW O
41 DC_SW O
42 STD I
43 1/2 OSC O
44 INT I
45 TXD O
TX-RX unit (X57-7580-XX)
Pin No. Name I/O
CN301
1 B I
2 SB O
3 AFVOL_IN I
4 AFVOL_OUT O
5 AFVOL_GND -

SEMICONDUCTOR DATA

Function
5T control
PLL strobe
5C control
5R control
Wide/Narrow switch
No function
Speaker mute
Beat shift control
MCU reset
MCU clock (14.746MHz)
GND
MCU clock (14.746MHz)
Power supply input
QT/DQT output
QT/DQT output
MIC mute
No function
No function
No function
No function
Headset detect
TX VCO switch
RX VCO switch
Green LED control
Red LED control
APC switch
APC discharge switch
Baseband IC data input
Baseband IC clock (3.6864MHz)
No function
Serial data output

TERMINAL FUNCTION

Function
B (Battery Voltage)
Switched B
Audio input
Audio output
GND
TK-3302/3302
Pin No. Signal Name I/O
46 RXD I
47 DIR O
48 DI/O I/O Baseband IC data input / output
49 DTRLOADN O
50 TDATA/DTRCLK O
51 SCLK O
52 TCLK/DTRDO I
53 RDF/FD I
54 MDSW I
55 PTT I
56 SIDE1 I
57 SIDE2 I
58~62 EN5~EN1 I
63 DIST1 I
64 DIST2 I
65 PLL_UL I
66 BATT I
67 RSSI I
68 BUSY I
69 VOX I
70 QT/DQT_IN I
71 EEPCLK O
72 EEPDAT I/O EEPROM data input / output
73 TH_DET I
74 DTMF I
75 AVSS -
76 PCTV I
77 VREF I
78 AVCC I
79 PLL_DAT O
80 PLL_CLK O
Pin No. Name I/O
6 EN1 I
7 EN2 I
8 GND -
9 EN3 I
10 EN4 I
11 EN5 I
U /3306
( )
Function
Serial data input
Baseband IC data output
Baseband IC data output
Baseband IC data output
Serial clock for baseband IC
Baseband IC data input
Baseband IC data input
No function
PTT switch input
Side1 key input
Side2 key input
Channel selector input
No function
No function
PLL unlock signal input
Battery voltage detect
RSSI input
Busy signal input
VOX signal detect
QT/DQT signal input
EEPROM clock
Temperature detect
DTMF/BEEP output
GND
APC/BPF control voltage
Reference voltage input
Power supply input
PLL data output
PLL clock output
Function
Encoder pulse input
Encoder pulse input
GND
Encoder pulse input
Encoder pulse input
Encoder pulse input
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