IC1401 RX-iX0232AWZZ:MD System Microcomputer (IX0232AW) (2/2)
Terminal Name
Pin No.
52
P42/A18
53
P41/A17
54
P40/A16
55*
P37/A15
56*
P36/A14
57*
P35/A13
58
P34/A12
59
P33/A11
60
P32/A10
61
P31A9
62
Vcc
63*
P30/A8
64
Vss
65*
P27/A7
66*
P26/A6
67*
P25/A5
68*
P24/A4
69*
P23/A3
70
P22/A2
71*
P21/A1
72
P20/A0
73
P17/D15
74*
P16/D14
75*
P15/D13
76
P14/D12
77
P13/D11
78*
P12/D10
79*
P11/D9
80
P10/D8
81*
P07/D7
82*
P06/D6
83*
P05/D5
84
P04/D4
85*
P03/D3
86
P02/D2
87
P01/D1
88
P00/D0
89
P107/AN7/KI3
90
P106/AN6/KI2
91
P105/AN5/KI1
92
P104/AN4/KI0
93
P103/AN3
94
P102/AN2
95
P101/AN1
96
AVss
97
P100/AN0
98
V
REF
99
AVcc
100
P97/AD
TRG
In this unit, the terminal with asterisk mark (*) is (open) terminal which is not connected to the outside.
Input/Output
In/Output
SYS D2 (data bus 2)
In/Output
SYS D1 (data bus 1)
In/Output
SYS D0 (data bus 0)
Output
Not used
Output
Not used
Output
Not used
Output
EEPRO (EEPROM protection cancel)
Output
EPCS (EEPROM chip selector output)
In/Output
EEPD (EEPROM sirial data output)
Output
EEPK (EEPROM sirial colck output)
Input
+ 3.15V
Output
Not used
—
GND
Output
L3 DATA (soft serial communication, 2 modes provided, LSB fast)
Output
L3 MODE (soft serial communication, 2 modes provided, LSB fast)
Output
L3 CLK (soft serial communication, 2 modes provided, LSB fast)
Output
Not used
Output
Not used
Output
PCNT0 output
Output
Not used
Output
LDON output (H: ON)
Output
ANLPTR output
Output
ADPON output (for CK)
Output
DAPON output (for CK)
Output
DFS0 output
Output
DFS1 output
Output
DIG EX output (for CK)
Output
DIG CD output (for CK)
Output
XRST (system reset output)
Output
AD MUTE output (for CK)
Output
EMPHA output (for CK)
Output
DA MUTE output (for CK)
Output
MUTE output
Output
DOUTM output (for CK)
Input
TEST2 (special mode selection 2)
Input
TEST1 (special mode selection 1)
Input
TEST0 (special mode selection 0)
Input
AVCK3 (special mode monitor input)
Input
AVCK2 (AD/DA section 3.1V monitor input)
Input
AVCK1 (DOUT section 5V monitor input)
Input
DTEMP (temperature detection input)
Input
MINF (disc type/REC input)
Input
TEST K1 (test key input 1)
Input
TEST K2 (test key input 2)
—
GND
Input
HINF (mechanism position/HEAD position)
—
+ 3.15V
—
+ 3.15V
Input
Connect +B
Function
– 77 –
MD-R3H