W85C178 Datasheet PDF – Real Time Clock IC

Part Number : W85C178

Function : Real Time Clock With 128-Byte RAM

Package : DIP 24P

Manufacturers : Winbond

Images

W85C178 Real Time Clock

Description :

The Real Time Clock with 128-byte RAM is a peripheral device for use with various microprocessors. The W85C178 is designed to be a direct replacement for the MC146818A. The device’s function include a time-of-day clock, an alarm, a one-hundred-year calendar, a square wave generator, programmable interrupts, and 114 bytes of nonvolatile static RAM. The device uses CMOS technology and interfaces with most microprocessor buses. The device consumes very little power.

Pinouts :

W85C178 datasheet

Features

1. 14 bytes of clock and control / status registers
2. 128 bytes of general nonvolatile storage
3. BCD or binary representation of time, calendar, and alarm registers
4. Counts seconds, minutes, hours, days of the week, days of the month, momths, years
5. 12-hour to 24-hour clock with AM and PM in 12-hour mode
6. Daylight saving time option
7. Automatic leap-year adjustment
8. Programmable square wave output signal
7. Time base input option : 4.194304 MHz, 1.048576 MHz, 32.768 kHz
8. Automatic end of month recognition

 

Other data sheets within the file : MC146818A, 85C178

W85C178 Datasheet PDF Download


W85C178 pdf

AGM1212B Datasheet PDF – 128 x 128 Dot, LCD Module

Part Number : AGM1212B

Function : 128 x 128 Dot LCD

Package : LCD Module

Manufacturers : AZ Displays

Images :

AGM1212B datasheet

Mechanical Data

1. Module Size : 72.4 mm x 69.9 mm x MAX13.5 mm
2. Dot Size : 0.32 mm x 0.32 mm
3. Dot Pitch : 0.35 mm x 0.35 mm
4. Number of Dots : 128 x 128 Dots
5. Duty : 1 / 128

Block Diagram

AGM1212B LCD Module

Notes :

1. Resolution : 128 x 128 Dots
2. Controller : T6963C ( Toshiba )
3. DC/DC : Without
4. Backlight : LED ( Yellow Green ), EL ( White )

Other data sheets within the file : AGM1212, AGM1212B-FCBBD-T, AGM1212B-FCBBS-T

AGM1212B Datasheet PDF Download


AGM1212B pdf

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