Kenwood TS-590S, Service Manual

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TS-590S
29
Pin No. Name I/O Function
30 E8RXD O For production
31 E8CLK O For production
32 E8BSY O For production
33 TXD0 O
The serial port for connection with the
main unit
34 RXD0 I
The serial port for connection with the
main unit
35 RTS O
RTS port for connection with the main
unit
36 CTS I
CTS port for connection with the main
unit
37,38 NC O Not used
39 E8EPM I For production
40~43 NC O Not used
44 E8CE I For production
45~49 NC O Not used
50 LOENCB I Low cut encoder pulse B input
51 HIENCB I Hi cut encoder pulse B input
52 CHENCB I MULTI/CH encoder B input
53 LCDDATA O LCD driver data output
54 LCDCLK O LCD driver clock output
55 LCDCS O LCD driver chip select output
56 LCDINH O Segment display off control output
57 LCDPOW O
VLCD power control
H: Power supply
58,59 NC O Not used
60 VCC I Power supply input
61 NC O Not used
62 VSS - GND
63 NC O Not used
64~70 KO6~KO0 O Key scan output bit 6~0
71 PBKC I Reduced voltage detection interrupt
72~78 NC O Not used
79~86 KI7~KI0 I Key scan input bit 7~0
87,88 NC O Not used
89 MU I MIC up key input (A/D)
90 MD I MIC down key input (A/D)
91 NVOL I NOTCH volume input (A/D)
92 SVOL I SQ volume input (A/D)
93 AFVOL I AF volume input (A/D)
94 AVSS - Analog GND
95 RFVOL I RF volume input (A/D)
96 VREF I A/D standard voltage input
97 AVCC I Analog power supply input
98 NC O Not used
99 TXL O TX LED output H: Light
100 BUSYL O BUSY LED output H: Light
DSP: DC6726BRFPA225 (Control unit IC301)
Pin No. Port Name I/O Function
1 VSS - GND
2 MCLKT O Master clock for D/A converter
3 TXC I
Detection of Reception or Transmis-
sion
4 CKY I Detection of transmit or Not transmit
5 DHLT O DSP check signal to Main MCU
6 VSS - GND
7 DREQ O Communication request to Main MCU
8 CVDD I Core power supply (1.2V)
9 VMIC O
VOX transmit (MIC) signal output to
Main MCU
10 DVDD I I/O power supply (3.3V)
11 VANI O
VOX transmit (ANI) signal output to
Main MCU
12 TDET O CTCSS detection output to Main MCU
13 VSS - GND
14 DRST I DSP reset
15 VSS - GND
16 CVDD I Core power supply (1.2V)
17 CLKIN I GND
18 VSS - GND
19 TMS I For CN305
20 CVDD I Core power supply (1.2V)
21 TRST I For CN305
22 OSCVSS - Oscillator GND
23 OSCIN I Oscillator input
24 OSCOUT O Oscillator output
25 OSCVDD I Oscillator CVDD
26 VSS - GND
27 PLLHV I PLL DVDD (3.3V)
28 TDI I For CN305
29 TDO O For CN305
30 VSS - GND
31 DVDD I I/O power supply (3.3V)
32 EMU[0] I/O For CN305
33 CVDD I Core power supply (1.2V)
34 EMU[1] I/O For CN305
35 TCK I For CN305
36 VSS - GND
37 NC O Not used
38 WE O Write enable for fl ash memory
39 NC O Not used
40 VSS - GND
41 DQ[7] I/O Data bus for fl ash memory
42 DVDD I I/O power supply (3.3V)
SEMICONDUCTOR DATA