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W928C70

Features: `512, 1200 and 2400 bps POCSAG decoder`6 independent user addresses`Instruction set compatible with MCS51`System clock - OSC2: 76.8 KHz`238 bytes on-chip fast RAM`384 bytes on-chip MOVX RAM`16K bytes on-chip program ROM`Timer - Two 16-bit timer - One RTC timer - One Watch-dog timer - One...

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SeekIC No. : 004545320 Detail

W928C70: Features: `512, 1200 and 2400 bps POCSAG decoder`6 independent user addresses`Instruction set compatible with MCS51`System clock - OSC2: 76.8 KHz`238 bytes on-chip fast RAM`384 bytes on-chip MOVX RA...

W928C70 Data Sheet

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Part Number:
W928C70
Supply Ability:
5000

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  • 1~5000
  • Unit Price
  • Negotiable
  • Processing time
  • 15 Days
Total Cost: $ 0.00

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Upload time: 2024/12/21

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Product Details

Description



Features:

`512, 1200 and 2400 bps POCSAG decoder
`6 independent user addresses
`Instruction set compatible with MCS51
`System clock - OSC2: 76.8 KHz
`238 bytes on-chip fast RAM
`384 bytes on-chip MOVX RAM
`16K bytes on-chip program ROM
`Timer - Two 16-bit timer - One RTC timer - One Watch-dog timer - One Buzzer timer
`Four 8-bit bit-addressable I/O ports
`Three external interrupt source, INT0, INT1 (BAT_DET_INT), INT3 (KEY_INT)
`Battery low detector
`Battery detector
`Power fail detector
`Build in dc/dc converter
`Power down wake-up via external interrupts
`Two 16-bit Data Pointers (Selected by DPS.0)
`10 source, 10 vector interrupts structure with two priority-level interrupts
`Built-in programmable power-saving modes - Idle mode & Power-down mode
`Operating voltage range: 2.4V to 3.3V
`32 segment  * 4 common, 1/3 bias, 1/4 duty LCD driver output
`Packaged in 64-pin LQFP


Pinout

Connection Diagram


Description

The W928C70 is a high performance 8 bits microcontroller with build-in POCSAG decoder and LCD driver. It is possible to switch the normal mode, idle mode and power down mode for power saving purpose. The W928C70 is an extended C from standard 8031 (excluding UART) that it can be easily applied to pager system or other telecommunication system.




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