Semiconductor Data - Kenwood TK-5210 Service Manual

CPU:30625MGP346HU (TX-RX unit IC 5)
Pin
Port Name I/O
No.
1 BATT DET I(A/D) Battery detection terminal
2 NC(ANEX0) I NC (For expansion A/D)
3 LCDV O(D/A) LCD contrast adjustment
4 VOICE O(D/A) Voice output
5 SOE O Shift register OE
6 UL I PLL unlock input
7 DAT O Common data
8 CLK O Common clock
9 SDA I/O EEPROM data
10 BYTE I Use as 8bit data bus (Vcc)
11 CNVSS I Use as memory expansion mode (Vss)
12 PCS O Potentiometer CS
13 NC - No connection
14 RESET I Reset input
15 XOUT - No connection
16 VSS1 - Power supply input
17 XIN - Clock input, 9.216MHz(18.432MHz/2)
18 VCC1 - Power supply input
19 NMI I NC
20 RTCDT I/O RTC data I/O
21 PSW I(INT1) Power switch detection
(L:Power on, H:Power off)
22 INTRA I(INT0) RTC interrupt input
23 LD O DAC LD
24 BEEP O(PWM) Beep output
25 LE O PLL CS
26 BSFT O Beat shift output
(L:Shift, H:Not shift)
27 KEY/PLAY I TX key input (for ANI board),
Play Input (for VGS)
28 STRB O Shift register CS
29 INH I Audio inhibit input (for ANI board),
30 AUXI I AUX input (for ANI board),
31 TCNT I Tone control input (for ANI board),
32 BEEPS O Beep switch(L:Unmute, H:Mute)
33 TXD1 O(UART) UART(for VGS)
34 VCC1 - Power supply input
35 RXD1 I(UART) UART(for VGS)
36 VSS2 - Power supply input
37 BUSY I BUSY input(for VGS)
38 RTSM/EXTO O UART(3.3V➔5V)/External option
output port to universal connector
39 TXDM O(UART) UART(3.3V➔5V)
40 RXDM I(UART) UART(5V➔3.3V)
41 DSRM I UART(5V➔3.3V)
42 CTSM I UART(5V➔3.3V)
43 A20 O Flash memory A19
44 KES O Key counter CS
45 KIN I Key counter return
46 MODEL I Model detection
47 RDY I Bus control (Ready)
48 ALE - No connection
49 HOLD I Bus control (Hold)

SEMICONDUCTOR DATA

Function
Pin
Port Name I/O
No.
50 HLDA - No connection
51 WN O Wide/Narrow ceramic filter switching
(L:Narrow, H:Wide)
52 VN O Wide,Narrow/P25 ceramic filter
switching (L:P25, H:Analog)
53 EXTIM I External option control port from
universal connector
54 SCSW O When the scrambler board is installed,
the route of AF is changed.
(L:Scrambler on, H:off)
55 BCLK O Bus control (Base clock output)
56 RD O Bus control (Read)
57 BHE - No connection
58 WR O Bus control (Write)
59 TGL0 I Lever switch input 0
60 TGL1 I Concentric switch input 1
61 TGL2 I Concentric switch input 2
62 CS3 O LCD CS
63 CS2 O Flash memory CS
64 CS1 O DSP CS
65 CS0 O Flash memory CS
66 A19 O Address bus 19
67 A18 O Address bus 18
68 A17 O Address bus 17
69 A16 O Address bus 16
70 A15 O Address bus 15
71 A14 O Address bus 14
72 A13 O Address bus 13
73 A12 O Address bus 12
74 A11 O Address bus 11
75 A10 O Address bus 10
76 A9 O Address bus 9
77 INAFC O Internal AF control (L:Off, H:On)
78 CH_A I Rotary switch input 1
79 CH_B I Rotary switch input 2
80 CH_C I Rotary switch input 3
81 CH_D I Rotary switch input 4
82 VCC2 - Power supply input
83 A8 O Address bus 8
84 VSS3 - Power supply input
85 A7 O Address bus 7
86 A6 O Address bus 6
87 A5 O Address bus 5
88 A4 O Address bus 4
89 A3 O Address bus 3
90 A2 O Address bus 2
91 A1 O Address bus 1
92 A0 O Address bus 0
93 EXAFC O External AF Control (L:Off, H:On)
94 HINT I(INT4) DSP HINT interrupt
95 INT3 - No connection
96 PTT I PTT input
97 EXSP I External speaker install check
98 DRST O DSP reset output
TK-5210
Function
25