No. 5601-4/8
LC82151
Continued from preceding page.
Pin No.
Pin
I/O
Pin function
51
TEST1
I
52
TEST0
I
Test pins
53
TESTOUT
I
54
V
DD
V
SS
ROSC1
P
Power supply
55
P
Ground
56
I
RTC crystal oscillator connections
57
ROSC2
O
58
BACKUP
I
Low power mode input
59
RESET
AV
DD
AV
SS
AIN
I
System reset signal
60
P
Analog system power supply
61
P
Analog system ground
62
I
Sensor signal input
63
TEMP
I
Thermistor input
64
ATAP
O
A/D converter reference voltage output
65
DAREFH
I
D/A converter high-level reference voltage input
66
DAREFL
I
D/A converter low-level reference voltage input
67
TXA
O
Modem analog transmit output
68
RXA
I
Modem analog receive input
69
PGCO
O
Modem gain adjustment output
70
PGCI
I
Modem gain adjustment input
71
V
REF
V
SS
V
DD
SH
I
Modem analog block reference input
72
P
Ground
73
P
Power supply
74
O
Image sensor start pulse
75
RS
O
Image sensor reset pulse
76
ACLK1
O
Image sensor data transfer clocks
77
ACLK2
O
78
ASAMP
O
Built-in A/D converter sampling point monitor signal
79
PXD7/PC7
B
80
PXD6/PC6
B
81
PXD5/PC5
B
82
PXD4/PC4
B
Image data output/general-purpose port C
83
PXD3/PC3
B
84
PXD2/PC2
B
85
PXD1/PC1
B
86
PXD0/PC0
B
87
PDREQ/PF7
B
Image data DMA request signal/general-purpose port F
88
PDACK/PF6
EYED/PF5
B
Image data DMA acknowledge signal/general-purpose port F
89
B
Eye pattern data output/general-purpose port F
90
V
DD
V
SS
P
Power supply
91
P
Ground
92
EYECLK/PF4
B
Eye pattern data clock/general-purpose port F
93
EYESYNC/PF3
B
Eye pattern data synchronizing signal/general-purpose port F
94
TO1/PF2
B
Timer outputs/general-purpose port F
95
TO0/PF1
B
96
PCK/SCLK/PE7
B
Thermal head data transfer clock/serial I/O clock/general-purpose port E
97
PDATA/TXD/PE6
B
Thermal head serial output data/serial I/O send data/general-purpose port E
98
EXCLK/PE5
B
Thermal head control external clock/general-purpose port E
99
LATCH/RXD/PE4
B
Thermal head data latch signal/serial I/O receive data/general-purpose port E
100
STB3/PE3
B
101
STB2/PE2
B
Thermal head strobe signal/general-purpose port E
102
STB1/PE1
B
103
STB0/PE0
HVON/PF0
B
104
B
Head power on/off control signal/general-purpose port F
105
PROTECT/PG0
B
Head protection abnormality indication signal input/general-purpose port G
Continued on next page.