UPD70F3033AC015(IC606):SUB CPU
1.Pin layout
100 76
1 75
2551
26 50
2.Pin function |
| UPD70F3033AC015(1/2) | |
|
|
|
|
Pin No. | Symbol | I/O | Function |
1 | TSI | O | CD TEXT control parameter cereal output. |
2 | TSCK | O | CD TEXT control cereal clock output. |
3 | JBSO | O | JBUS cereal data output. |
4 | JBSI | I | JBUS cereal data input. |
5 | JBCK | I/O | Cereal clock I/O. |
6 | EVDD | - | 5V(power supply for port for I/O). |
7 | EVSS | - | GND(GND for port for I/O). |
8 | TSTB | O | CD TEXT parameter strobe signal output. |
9 | XRESET | O | LSI reset output. |
10 | MIRR | I | MIRR signal input(H:Speculer). |
11 | AO | O | Command:/parameter:H switch signal output. |
12 | SO | I | DSP cereal data input. |
13 | SI | O | DSP cereal data input. |
14 | SCK | O | DSP cereal data clock output. |
15 | WSEN | O | Internal CD/DC operation of MP3 operation & beginning. |
16 | DSPRST | O | DSP RESET:L. |
17 | SWAIT | I | WAIT signal input from DECODER. |
18 | VPP | - | FLASH writing power supply. |
19 | SA4 | O | DECODER address passing output. |
20 | SA5 | O | DECODER address passing output. |
21 | SA6 | O | DECODER address passing output. |
22 |
|
| (Non connected) |
23 | STB | O | DSP cereal data latch output. |
24 | DRVMUTE | O | Servo deriver MUTE control signal output(L:MUTE:ON) |
25 | LOAD1 | O | Loading drive. |
26 | LOAD2 | O | Loading drive. |
27 | SA0 | O | DECODER address passing output. |
28 | SA1 | O | DECODER address passing output. |
29 | SA2 | O | DECODER address passing output. |
30 | SA3 | O | DECODER address passing output. |
31 | RESET | I | Microcomputer reset terminal(L:Reset) |
32 | XT1 | I | |
33 | XT2 | - | |
34 |
| - |
|
35 |
| - | The main clock crystal oscillation machine. |
36 |
| I | The main clock crystal oscillation machine(20MHz). |
37 | VSS | - | 5V |
38 | VDD | - | GND |
39 | CLKOUT | O | Internal system clock output(Non connecte) |
40 | WR | O | DECODER data writing. |
41 | O | (Non connected) | |
42 | O | (Non connected) | |
43 | RD | O | DECODER data reading. |
44 | O | Address bus enable. | |
45 | JBCONT | O | JBUS I/O switch. |
46 | PON | I | Mechanism power supply ON:L. |
47 | AD0 | I/O | DECODER I/O data bus |
48 | AD1 | I/O | DECODER I/O data bus |
49 | AD2 | I/O | DECODER I/O data bus |
50 | AD3 | I/O | DECODER I/O data bus |