Pin No.
Port
I/O
Function Name
1
P5_6
OUT
PRY_A
2
P3_2
INT
P_DET
3
P3_0
OUT
PRY_D
4
P4_2
AD-IN
VREF
5
MODE
MODE
6
P4_3
NC
7
P4_4
NC
8
/RESET
CPU_N_RST
9
P4_7
XTAL
XOUT (20MHz)
10
VSS, AVSS
VSS/AVSS
11
P4_6
XTAL
XIN (20MHz)
12
VCC, AVCC
VCC
13
P3_7
S-RX
DBG_MISO/SYS_MISO
14
P3_5
OUT/CLK
DBG_CLK/NC
15
P3_4
S-TX
DBG_MOSI/SYS_MOSI
16
P3_3
INT
(DBG_BUSY)/SYS_SL_EN
17
P2_7
OUT
RY_UNBAL
18
P2_6
OUT
RY_BAL
19
P2_5
OUT
+5S_PON
20
P2_4
OUT
LED_STBY (Half and F
u
ll)
21
P2_3
OUT
LED_LINK
22
P2_2
NC
23
P2_1
NC
24
P2_0
INT
REM
25
P3_6
OUT
SYS_MA_EN
26
P3_1
NC
IC208
(S
u
b-microprocessor)
Pin No.
Port
I/O
Function Name
27
P6_7
OUT
LED_POWER (F
u
ll)
28
P6_6
NC
29
P6_5
IN
NCPU_N_INT
30
P4_5
NC
31
P1_7
NC
32
P1_6
OUT
NCPU_N_RST
33
P1_5
S-RX
NCPU_MISO
34
P1_4
S-TX
NCPU_MOSO
35
P1_3
IN
KEY_C
36
P1_2
INT
PWR_SW
37
P1_1
IN
KEY_A
38
P1_0
IN
KEY_B
39
P0_7
AD-IN
PRV_L
40
P0_6
AD-IN
PRV_R
41
P0_5
AD-IN
PRV_D
42
P0_4
AD-IN
DEST
43
P0_3
NC
44
P0_2
NC
45
P0_1
OUT
VFD_MUTE1
46
P0_0
OUT
FLD_CTL
47
P6_4
OUT
FLD_RST
48
P6_3
OUT
NCP_PON
49
P6_2
IN
RO_A
50
P6_1
IN
RO_B
51
P6_0
IN/OUT
EEPROM I2C SDA
52
P5_7
OUT
EEPROM I2C SCL
Destination detection for AD port (42 pin of IC208)
P
u
ll-
u
p resistance 10 k-ohms
Ohm
0
2.7 k
6.8 k
24.0 k or 47.0 k
V
0 – 0.2
0.8 – 1.3
1.8 – 2.3
3.3 – 4.3
A/D conversion val
u
e
(5V = 255)
0 – 12
41 – 67
93 – 115
167 – 221
Destination /
仕向け先
J
U
T
G (B, G)
39
NP-S20
0
0
NP-S2000
