29
X-HM81-K
5
6
7
8
5
6
7
8
A
B
C
D
E
F
• Pin Function
No.
Mark
Pin Name
I/O
Pin Function
51
AVSS
AVSS
-
52
P157/ANI15
O
NC
53
P156/ANI14
O
NC
54
P155/ANI13
O
NC
55
P154/ANI12
O
NC
56
P153/ANI11
O
NC
57
P152/ANI10
O
NC
58
P151/ANI9
O
NC
59
P150/ANI8
O
NC
60
P27/ANI7
SUB_IRQ
O
SUB
→
MAIN REQUEST output
61
P26/ANI6
O
NC
62
P25/ANI5
XRST_LCD
O
LCD communication reset
63
P24/ANI4
O
NC
64
P23/ANI3
O
NC
65
P22/ANI2
O
NC
66
P21/ANI1
O
NC
67
P20/ANI0
O
NC
68
P130
O
NC
69
P131/TI06/TO06
O
NC
70
P04/SCK10/SCL10
CSK_MAIN
O
Communication clock of MAIN
⇔
SUB
71
P03/SI10/RxD1/SDA10
SCDO_MAIN
I
Communication data of SUB
←
MAIN
72
P02/SO10/TxD1
SCDI_MAIN
O
Communication data of SUB
→
MAIN
73
P01/TO00
I
NC
74
P00/TI00
REM
I
IR remote control signal input (NC. only WS)
75
P145/TI07/TO07
PWM_LCD
O
Backlight control (PWM) of LCD communication
76
P144/SO20/TxD2
DI_LCD
O
Data output of LCD communication
77
P143/SI20/RxD2/SDA20
DO_LCD
I
Data input of LCD communication
78
P142/SCK20/SCL20
CLK_LCD
O
Clock output of LCD communication
79
P141/PCLBUZ1/INTP7
O
NC
80
P140/PCLBUZ0/INTP6
O
NC
81
P120/INTP0/EXLVI
MAIN_REQ
I
MAIN REQUEST input
82
P47/INTP2
REQ_NW
I
Request input of network module communication
83
P46/INTP1/TI05/TO05
O
NC
84
P45/SO01
O
NC
NC
85
P44/SI01
VFD_DI
I
FL DATA input
86
P43/SCK01
VFD_CLK
I
I/O
I/O
FL CLOCK
87
P42/TI04/TO04
O
88
P41/TOOL1
TOOL1
Clock output for debuggers
89
P40/TOOL0
TOOL0
Data input/output for flash memory programmer/debugger
External pull-up for using on-chip debugger.
90
RESET
RESET
I
Reset input
91
P124/XT2
XT2
I
NC When the real-time clock function is not used, connection is not needed. Decide it during W/s.
92
P123/XT1
XT1
I
NC When the real-time clock function is not used, connection is not needed. Decide it during W/s.
93
FLMD0
FLMD0
Pin for flash memory programming mode pull-in
(pull-down in open or more than 100k
Ω
)
94
P122/X2/EXCLK
X2
I
Oscillator connection for main system clock
95
P121/X1
X1
I
Oscillator connection for main system clock
96
REGC
REGC
Connect a stable capacitance of the regulator output (2.5V) for internal operation.
Connected to VSS via a capacitor (0.47-1
μ
F: a target).
97
VSS
VSS
-
-
-
Ground (except P121-P124 and port block)
98
EVSS0
EVSS0
-
Ground of port block (except P20-P27, P110, P111, P121-P124, P150-P157)
99
VDD
VDD
-
Positive power supply (except P121-P124 and port block)
100
EVDD0
EVDD0
-
Positive power supply of port block (except P20-P27, P110, P111, P121-P124, P150-P157)
