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WT5082 Fiches technique(PDF) 3 Page - Weltrend Semiconductor

No de pièce WT5082
Description  Pager Controller with POCSAG Decoder??2KB SRAM??296KB ROM and 56x32/56x33 LCD Driver
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Fabricant  WELTREND [Weltrend Semiconductor]
Site Internet  http://www.weltrend.com
Logo WELTREND - Weltrend Semiconductor

WT5082 Fiches technique(HTML) 3 Page - Weltrend Semiconductor

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WT5082
Pager Controller with POCSAG Decoder、12KB SRAM、
296KB ROM and 56x32/56x33 LCD Driver
v.0.97
偉詮電子股份有限公司
Weltrend Semiconductor Inc.
新竹市科學工業園區工業東九路 24 號 2 樓
2F, No. 24, Industry East 9
th Road,
臺灣
Science-Based Industrial Park,
Hsin-chu, TAIWAN
5
Rev. 030190
eltrend
PIN FUNCTION (128-pin LQFP)
PIN NAME
PIN#
In/Out
FUNCTIONS
COM1~COM15
1~15
Output
LCD common output
SEG0~SEG31
16~47
Output
LCD segment output
GND
48
P
Ground
VDD
49
P
Power Source
SEG32~SEG55
50~73
Output
LCD segment output
COM31~COM16
74~89
Output
LCD common output
COM32
90
Output
LCD common output (for ICON)
BIAS1~BIAS4
91~94
Output
LCD bias voltage output
VLCD
95
Input
LCD voltage supply
Vpp
96
Output
VRO*2
Cb
97
Output
LCD pumping capacitor
Ca
98
Output
LCD pumping capacitor
P14_EPI4
99
Input
EPI4, Battery low detect
P15_EPI5
100
Input
EPI5, Battery remove detect
P20_LMP
101
I/O
General I/O or Lamp output
P21_SS
102
I/O
General I/O, SS output pin for Serial I/O
or UART serial output
P22
103
I/O
General I/O or PLL_LE
P23_ECS
104
I/O
General I/O for EEPROM CS
P24_ECK
105
I/O
General I/O for EEPROM CK
& PLL CK
P25_EDI
106
I/O
General I/O for EEPROM DI
& PLL DATA
P26_EDO
107
I/O
General I/O for EEPROM DO
P27_ RE2
108
I/O
RF control signal 2 output (RF enable)
or MISO input pin for Serial I/O
P06_RDY
109
I/O
General I/O or RDY input pin for Serial I/O;
EPI6 or UART Serial Input
P01_RE1
110
Output
RF control signal 1 output (quick charge)
or MOSI output pin for Serial I/O
P00_RE
111
Output
RF control signal output or SCK output pin for SIO
P04_ RFDI
112
Input
RF signal data input
P07
113
I/O
General I/O port , Input port for EPI7 or PWM
signal output


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