
20
AVR-2805/985/AVC-2890
30
P66/RXD1
RxD
I
-
Lv
-
Ed
Z
Data receive input from outside
31
P65/CLK1
NC
O
C
-
-
-
Z
NC
32
P64/CTS1
REQ
O
C
-
-
Ed
Z
MAIN/SUB-µcom comm. control output
(RTS from SUB-µcom L)
33
P63/TXD0
MISO
O
C
-
-
Ed
Z
MAIN/SUB-µcom comm. control terminal (Data output)
34
P62/RXD0
MOSI
I
-
-
-
Ed
Z
MAIN/SUB-µcom comm. control terminal (Data input)
35
P61/CLK0
DIR CLK
O
C
-
-
-
Z
DIR control pin (LC89057W-E), control clock output
36
P60/CTS0
DIR DIN
O
C
-
-
Eu
Z
DIR control pin (LC89057W-E), control data output
37
P57
DIR DOUT
I
-
-
-
Eu
Z
DIR control input pin (LC89057W-E), control data input
38
P56
NC
O
C
-
-
-
Z
NC
39
P55/EPM
FLASH EPM
I
-
Lv
-
-
Z
Rewirte boot start: L
40
P54
X'TALRST
O
C
-
-
-
H(Iu) Clock for DIR (L: Osc. Stop)
41
P53
DIR CE
O
C
-
-
-
H(Iu) DIR control pin (LC89057W-E), chip enable output
42
P52
DIR_RST
O
C
-
-
Ed
H(Iu) DIR control output (LC89057W-E), Reset: L
43
P51
NC
O
C
-
-
-
Z
NC
44
P50/CE
FLASH CE
I
-
-
-
-
Z
Rewirte boot program start: H input set
45
P47
NC
O
C
-
-
-
Z
NC
46
P46
NC
O
C
-
-
-
Z
NC
47
P45
NC
O
C
-
-
-
Z
NC
48
P44
NC
O
C
-
-
-
Z
NC
49
P43
NC
O
C
-
-
-
Z
NC
50
P42
NC
O
C
-
-
-
Z
NC
51
P41
NC
O
C
-
-
-
Z
NC
52
P40
NC
O
C
-
-
-
Z
NC
53
P37
DINA
O
C
-
-
-
Z
Digital input switching
54
P36
DINB
O
C
-
-
-
Z
Digital input switching
55
P35
DINC
O
C
-
-
-
Z
Digital input switching
56
P34
DRECA
O
C
-
-
-
Z
Digital RECOUT switching
57
P33
DRECB
O
C
-
-
-
Z
Digital RECOUT switching
58
P32
DRECC
O
C
-
-
-
Z
Digital RECOUT switching
59
P31
NC
O
C
-
-
-
Z
NC
60
VCC
VCC
-
-
-
-
-
-
+5V
61
P30
NC
O
C
-
-
-
Z
NC
62
VSS
VSS
-
-
-
-
-
-
GND
63
P27
NC
O
C
-
-
-
Z
NC
64
P26
(I/O7 SBR)
O
C
-
-
-
Z
DSP comm. Terminal
O
C
-
-
-
Z
DSP comm. Terminal
O
C
-
-
-
Z
NC
O
C
-
-
-
Z
NC
O
C
-
-
-
Z
NC
O
C
-
-
-
Z
NC
O
C
-
-
-
Z
NC
O
C
-
-
-
Z
NC
O
C
-
-
-
Z
NC
O
C
-
-
-
Z
NC
O
C
-
-
-
Z
NC
75
P13/D11
NC
O
C
-
-
-
Z
NC
76
P12/D10
NC
O
C
-
-
-
Z
NC
77
P11/D9
NC
O
C
-
-
-
Z
NC
78
P10/D8
NC
O
C
-
-
-
Z
NC
79
P07/D7
ROM_RST1
O
C
-
-
Ed
Z
Memory reset for DSP (reset: L)
80
P06/D6
DSP1_RS
O
C
-
-
-
Z
DSP reset output pin (reset: L)
81
P05/D5
DSP I/0 POWER
O
C
-
-
Eu
Z
POWER ON="L" (After 10ms from DIGITAL POWER ON)
82
P04/D4
DSP OSC ON
O
C
-
-
-
Z
ON="L" (After 20ms from DIGITAL POWER ON)
83
P03/D3
NC
O
C
-
-
-
Z
NC
84
P02/D2
FLAG 0A
I
-
-
-
Ed
Z
E2PROM chip select control for DSP
Pin
No.
Pin Name
Symbol
I/O
Type
Det
Op
(Int.)
Op
(Ext.)
Res
Function
www. xiaoyu163. com
QQ 376315150
9
9
2
8
9
4
2
9
8
TEL 13942296513
9
9
2
8
9
4
2
9
8
0
5
1
5
1
3
6
7
3
Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299