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

Epson RX-8801JE Applications Manual (34 pages)

Real Time Clock Module  
Brand: Epson | Category: Clock | Size: 0.53 MB
Table of contents
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................................................................................................................................................................

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