8
DRA-CX3
Terminal Function
Pin No. Port Name I/O Initial Function
1 NC O - Not Used.
2 FL_RESET O L Reset output to driver built into FL display tube.
(Low pulse of a microsecond or more .)
3 TONE_DATA O L Data output to TC9184AP. (20bit)
4 TONE_STROBE O L Strobe output to TC9184AP.
5 TONE_CLOCK O L Clock output to TC9184AP. (below 500kHz)
6 BYTE I - External data bus width switching input. (GND : Single chip mode)
7 CNVSS I - Processor mode switching input. (GND : Single chip mode, PULL DOWN)
(Use for updating program.)
8 NC O L Not Used.
9 NC O L Not Used.
10 RESET I - Reset input.
11 XOUT O - Oscillator output. (16 MHz)
12 VSS I - GND.
13 XIN I - Oscillator output. (16 MHz)
14 VCC1 I - Power supply.
15 NC I - Not used. (PULL UP)
16 O.CURRENT/
O.VOLTAGE
I - Overcurrent / overvoltage detection input of power supply unit.
(Active : Low edge)
17 AC OFF I - Power failure detection input.
18 DBRXD I - Not used. (GND)
19 OSC O L Oscillation frequency control output of power supply unit.
20 H/P_SW I - Headphones connected/disconnected detection input.
21 ENC_B I - Rotary encoder B terminal input.
22 ENC_A I - Rotary encoder A terminal input.
23 FL_CS O L Chip selection output to driver built into FL display tube.
24 LED_O O L Power LED control signal output. ( Orange, STANDBY, H:turn on)
25 LED_R O L Power LED control signal output. (Red, POWER ON, H:turn on)
26 DABCLK O L Not used.
27 DABRXD I - Not used. (GND)
28 DABTXD O L Not used.
29 IPOD_TX O L Data output to i-Pod. (Use even when updating program.)
30 IPOD_RX I - Data input from i-Pod. (Use even when updating program.)
31 NC O L Not used.
32 NC O L Not used. (Terminal for RDS test)
33 S1_DIN I - GND. (DAB ready communication input)
34 S1_DOUT O L Not used. (DAB ready communication output)
35 NC O L Not used.
36 NC O L Not used.
37 NC O L Not used.
38 NC O L Not used.
39 EPM O L Use for updating program.
40 E2P_CLK O L Clock output to EEPROM.
41 E2P_DO I - Data input from EEPROM.
42 E2P_DI O L Data output to EEPROM.
43 E2P_CS O L Chip selection output to EEPROM.
44 CE O L Use for updating program.
45 NC O L Not used.
46 NC O L Not used.
47 PWB_CHECK I - PWB checking mode input.
48 PWB_CHECK I - PWB checking mode input.
49 PWB_CHECK I - PWB checking mode input.
50 PWB_CHECK I - PWB checking mode input.
51 NC O L Not used.
52 NC O L Not used.
53 NC O L Not used.
54 PHONO O L Output for input selection relay. (H : select PHONE)
55 CD O L Output for input selection relay. (H : select CD)
56 LINE1 O L Output for input selection relay. (H : select LINE1)
57 LINE2 O L Output for input selection relay. (H : select LINE2)
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TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299
http://www.xiaoyu163.com
http://www.xiaoyu163.com
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