Epson RX-8801JE Manuals

Manuals and User Guides for Epson RX-8801JE. We have 1 Epson RX-8801JE manual available for free PDF download: Applications Manual

Epson RX-8801JE Applications Manual (34 pages)

Real Time Clock Module

Brand: Epson | Category: Clock | Size: 0.53 MB

Table Of Contents3................................................................................................................................................................

Overview4................................................................................................................................................................

Block Diagram4................................................................................................................................................................

Terminal Description5................................................................................................................................................................

Terminal Connections5................................................................................................................................................................

Pin Functions5................................................................................................................................................................

Absolute Maximum Ratings6................................................................................................................................................................

Recommended Operating Conditions6................................................................................................................................................................

Frequency Characteristics6................................................................................................................................................................

Electrical Characteristics7................................................................................................................................................................

Dc Characteristics7................................................................................................................................................................

Ac Characteristics8................................................................................................................................................................

Use Methods9................................................................................................................................................................

Overview Of Functions9................................................................................................................................................................

Description Of Registers10................................................................................................................................................................

Register Table10................................................................................................................................................................

Control Register (reg F)11................................................................................................................................................................

Flag Register (reg-e)13................................................................................................................................................................

Extension Register (reg-d)14................................................................................................................................................................

Ram Register (reg - 7)15................................................................................................................................................................

Clock Counter (reg - 0 ~ 2)15................................................................................................................................................................

Day Counter (reg - 3)15................................................................................................................................................................

Calendar Counter (reg 4 To 6)16................................................................................................................................................................

Alarm Registers (reg - 8 ~ A)16................................................................................................................................................................

Fixed-cycle Timer Control Registers (reg - B To C)16................................................................................................................................................................

Fixed-cycle Timer Interrupt Function17................................................................................................................................................................

Diagram Of Fixed-cycle Timer Interrupt Function17................................................................................................................................................................

Related Registers For Function Of Time Update Interrupts18................................................................................................................................................................

Fixed-cycle Timer Interrupt Interval (example)19................................................................................................................................................................

Fixed-cycle Timer Start Timing19................................................................................................................................................................

Time Update Interrupt Function20................................................................................................................................................................

Time Update Interrupt Function Diagram20................................................................................................................................................................

Related Registers For Time Update Interrupt Functions21................................................................................................................................................................

Alarm Interrupt Function22................................................................................................................................................................

Diagram Of Alarm Interrupt Function22................................................................................................................................................................

Related Registers23................................................................................................................................................................

Examples Of Alarm Settings24................................................................................................................................................................

Reading/writing Data Via The I 2 C Bus Interface25................................................................................................................................................................

Overview Of I 2 C-bus25................................................................................................................................................................

System Configuration25................................................................................................................................................................

Starting And Stopping I C Bus Communications26................................................................................................................................................................

Data Transfers And Acknowledge Responses During I 2 C-bus Communications27................................................................................................................................................................

Slave Address27................................................................................................................................................................

I 2 C Bus Protocol28................................................................................................................................................................

Backup And Recovery29................................................................................................................................................................

Connection With Typical Microcontroller30................................................................................................................................................................

When Used As A Clock Source (32 Khz-tcxo)30................................................................................................................................................................

External Dimensions / Marking Layout31................................................................................................................................................................

Application Notes33................................................................................................................................................................