Semiconductor Data - Kenwood TK-190 Service Manual

TK-190
1. Microprocessor : 784214GC0618EU (TX-RX Unit IC406)
1-1. Terminal function
Pin No. Port name
1 P120/RTP0
2 P121/RTP1
3 P122/RTP2
4 P123/RTP3
5 P124/RTP4
6 P125/RTP5
7 P126/RTP6
8 P127/RTP7
9 VDD
10 X2
11 X1
12 VSS
13 XT2
14 XT1
15 RESET
16 P00/INTP0
17 P01/INTP1
18 P02/INTP2/NMI
19 P03/INTP3
20 P04/INTP4
21 P05/INTP5
22 P06/INTP6
23 AVDD
24 AVREF0
25 P10/ANI0
26 P11/ANI1
27 P12/ANI2
28 P13/ANI3
29 P14/ANI4
30 P15/ANI5
31 P16/ANI6
32 P17/ANI7
33 AVSS
34 P130/ANO0
35 P131/ANO1
36 AVREF1
37 P70/RXD2/SI2 O
38 P71/TXD2/SO2 I
39 P72/ASCK2/SCK2 O
40 P20/RXD1/SI1 I
41 P21/TXD1/SO1 O
42 P22/ASCK1/SCK1 O
43 P23/PCL
44 P24/BUZ
45 P25/SI0
46 P26/SO0
47 P27/SCK0
48 P80/A0
49 P81/A1
50 P82/A2
51 P83/A3
20

SEMICONDUCTOR DATA

I/O Function
O MODEM FCLR
O SB Control
O D/A CONVERTER CS
O MODEM MSKE (MSK ENABLE)
O MODEM DIN (DATA/TX_DATA)
I Model select 1
I Model select 2
O Clock Shift
– +5V
– X,TAL(12.0MHz)
–
– GND
– OPEN
– GND
– CPU RESET
I UCOM Stop
I Modem TRD (TX CLOCK)
I Modem RTM (RX CLOCK)
I DTMF Decode STD
I Key Interrupt
I Power Switch Detect
I MIC PTT
– +5V
– +5V
I Volume level input
I SP key 1/2
I (Temp)
I QT/DQT input
I Battery Level input
I PLL unlock Detect input
I *SQL Level input
I *RSSI Level input
– GND
O LSD (QT/DQT) Output
O DTMF/BEEP Output
– +5V
BATTERY DET SW
EXT. SP install check (NO : H)
Non Connect
←FPU
→FPU
MODEM STB
O DTMF Clock
I DTMF decoder SD
O LCD CS
O SHIFT REGISTER 1 STB
O SHIFT REGISTER 2 STB
– CAN'T USE.
– FLASH ROM ACCESS PORT.
–
– CAN'T USE.
Pin No. Port name I/O
52 P84/A4 – CAN'T USE.
53 P85/A5 –
54 P86/A6 –
55 P87/A7 –
56 P40/AD0 –
57 P41/AD1 –
58 P42/AD2 –
59 P43/AD3 –
60 P44/AD4 –
61 P45/AD5 –
62 P46/AD6 –
63 P47/AD7 –
64 P50/A8 –
65 P51/A9 –
66 P52/A10 –
67 P53/A11 –
68 P54/A12 –
69 P55/A13 –
70 P56/A14 –
71 P57/A15 –
72 VSS – GND
73 P60/A16 – CAN'T USE.
74 P61/A17 – FLASH ROM ACCESS PORT.
75 P62/A18 – CAN'T USE. FLASH ROM (4Mbit)
ACCESS PORT.
76 P63/A19 – CAN'T USE. OPEN
77 P64/RD – CAN'T USE.
78 P65/WR – FLASH ROM ACCESS PORT.
79 P66/WAIT I TX Inhibit (Radio kill)
80 P67/ASTB – CAN'T USE. OPEN
81 VDD – +5V
82 P100/TI5/TO5 O EEPROM CLOCK
83 P101/TI6/TO6 IO EEPROM DATA
84 P102/TI7/TO7 O COMMON Clock
85 P103/TI8/TO8 O COMMON Data
86 P30/TO0 O Shift Register Out Enable
87 P31/TO1 I Key Counter return 1
88 P32/TO2 I Key Counter return 2
89 P33/TI1 I Self Program Flag (SOFT PULL UP)
90 P34/TI2 O KEY Counter Enable
91 P35/TI00 I 2Tone Decode Latch
92 P36/TI01 I Digital SQL
93 P37 O PLL LE
94 TEST – GND
95 P90 I Rotary SW 1
96 P91 I Rotary SW 2
97 P92 I Rotary SW 3
98 P93 I Rotary SW 4
99 P94 I Toggle SW Input
100 P95 I Modem RDT (RX DATA)
Function