STR-ZA1000ES/ZA2000ES/ZA3000ES
90
• IC Pin Function Description
AUDIO BOARD IC2502 ADSST-AVR-3046 (DSP)
Pin No.
Pin Name
I/O
Description
1
SDDQM
O
Data mask signal output to the SD-RAM
2
MS0
O
Memory selection signal output to the SD-RAM
3
SDCKE
O
Clock enable signal output to the SD-RAM
4
VDD_INT
-
Power supply terminal (+1.1V) (for core)
5
CLK_CFG1
I
Core instruction rate to CLKIN (pin 24) ratio selection signal input terminal
Fixed at “L” in this unit
6
ADDR0
O
Address signal output to the SD-RAM
7
BOOT_CFG0
I
Boot mode selection signal input terminal Fixed at “H” in this unit
8
VDD_EXT
-
Power supply terminal (+3.3V) (for I/O)
9 to 13
ADDR1 to ADDR5
O
Address signal output to the SD-RAM
14
BOOT_CFG1
I
Serial data input from the system controller
15
GND
-
Ground terminal
16, 17
ADDR6, ADDR7
O
Address signal output to the SD-RAM
18, 19
NC
-
Not used
20, 21
ADDR8, ADDR9
O
Address signal output to the SD-RAM
22
CLK_CFG0
I
Core instruction rate to CLKIN (pin 24) ratio selection signal input terminal
Fixed at “L” in this unit
23
VDD_INT
-
Power supply terminal (+1.1V) (for core)
24
CLKIN
I
System clock input terminal (25 MHz)
25
XTAL2
O
System clock output terminal (25 MHz)
26
ADDR10
O
Address signal output terminal Not used
27
SDA10
O
Address signal output to the SD-RAM
28
VDD_EXT
-
Power supply terminal (+3.3V) (for I/O)
29
VDD_INT
-
Power supply terminal (+1.1V) (for core)
30
ADDR11
O
Address signal output to the SD-RAM
31
ADDR12
O
Address signal output terminal Not used
32
ADDR17
O
Bank address signal output to the SD-RAM
33
ADDR13
O
Address signal output terminal Not used
34
VDD_INT
-
Power supply terminal (+1.1V) (for core)
35
ADDR18
O
Bank address signal output to the SD-RAM
36
RESETOUT/
RUNRSTIN
I/O
Reset signal output and running reset signal input terminal Not used
37
VDD_INT
-
Power supply terminal (+1.1V) (for core)
38
MOSI
I
Serial data input from the system controller
39
MISO
O
Serial data output to the system controller
40
SPICLK
I
Serial data transfer clock signal input from the system controller
41
VDD_INT
-
Power supply terminal (+1.1V) (for core)
42
DPI_P05
I
Chip select signal input from the system controller
43
DSP_CS
I
Chip select signal input from the system controller
44
MD
-
Not used
45
VDD_EXT
-
Power supply terminal (+3.3V) (for I/O)
46
NC
-
Not used
47
RESET_MAIN
-
Not used
48
VDD_INT
-
Power supply terminal (+1.1V) (for core)
49
UART_OUT
O
Serial data output terminal Not used
50
UART_IN
I
Serial data input terminal Not used
51
LED
-
Not used
52 to 56
NC
-
Not used
57
VDD_EXT
-
Power supply terminal (+3.3V) (for I/O)
58 to 61
NC
-
Not used
62
VDD_INT
-
Power supply terminal (+1.1V) (for core)
63, 64
NC
-
Not used
65
VDD_INT
-
Power supply terminal (+1.1V) (for core)
66, 67
NC
-
Not used
68
VDD_INT
-
Power supply terminal (+1.1V) (for core)
69
NC
-
Not used
70
WDTRSTO
O
Watchdog timer reset signal output terminal Not used
Содержание STR-ZA1000ES
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