Epson RX4111CE Manuals

Manuals and User Guides for Epson RX4111CE. We have 2 Epson RX4111CE manuals available for free PDF download: Applications Manual, Manual

Epson RX4111CE Applications Manual (61 pages)

Real Time Clock Module

Brand: Epson | Category: Control Unit | Size: 2.66 MB

ETM62E Revision History
3
Table of Contents
4
Index
4
Overview
6
Block Diagram
6
Terminal Description
7
Terminal Connections
7
Pin Functions
7
Table 1 Pin Description
7
Connection Example
8
Battery Switchover Connection Examples
8
External Dimensions / Marking Layout
9
External Dimensions
9
Marking Layout
9
Absolute Maximum Ratings
10
Recommended Operating Conditions
10
Frequency Characteristics
10
Table 2 Absolute Maximum Ratings
10
Table 3 Recommended Operating Conditions
10
Table 4 Frequency Characteristics
10
Electrical Characteristics
11
DC Characteristics
11
Table 5 DC Characteristics
11
Chargeable Current Characteristics
12
Reference Value of Switching Element
12
Table 6 Reference Value of Switching Element
12
AC Characteristics
13
AC Characteristics (1)
13
Table 7 AC Characteristics
13
AC Characteristics (2)
14
Interface Timing When Power on / off
14
Restrictions of SPI-Bus Interface in the Power on / off
14
Table 8 FOUT Symmetry
14
Table 9 Power up down Characteristics
14
VDD and CE Timing at Power on
15
Table 10 CE Timing
15
Reset by Software
16
Reference Information
17
Reference Data
17
Application Notes
18
Overview of Functions and Registers
19
Overview of Functions
19
Register Table
20
Table 11 SPI-Bus 4Bits Registers
20
Table 12 Register Table 1
20
Table 13 Register Table 2
21
Register Initial Value, and Read/Write Operation Table
22
Table 14 Register Initial Value 1
22
Table 15 Register Initial Value 2
23
Description of Registers
24
Clock and Calendar Counter (Bank1 - 1H ~ 6H)
24
Timer Setting and Timer Counter Register (Bank1 - Ah ~ Ch)
24
Alarm Registers (Bank1 - 7H ~ 9H, Bank2 - Ch)
24
Function-Related Register (Bank1 - 1Dh ~ 1Fh)
24
Power Switching Circuit-Related Register Bank3 02H
25
Time Stamp-Related Register
25
RAM Registers (Bank4, 5, 6, 7)
25
How to Use
26
Clock Calendar Explanation
26
Clock Counter
26
Table 16 Time Calendar Setting Ex
26
Week Counter
27
Calendar Counter
27
Table 17 Week Register
27
Table 18 DAY, MONTH Register
27
Wake-Up Timer Interrupt Function
28
Related Registers for Function of Wake-Up Timer Interrupt Function
28
Table 19 Wake-Up Timer Interrupt Register
28
Table 20 TSEL Bit Source Clock Select
28
Table 21 te Bit (Timer Enable)
29
Table 22 TF Bit (Timer Flag)
29
Table 23 TIE Bit (Timer Interrupt Enable)
29
Table 24 TBKON, TBKE (Timer Backup ON, Timer Backup/Normal Enable)
30
Table 25 TMPIN Bit (Timer PIN)
30
Table 26 TSTP Bit (Timer STOP)
30
Wake-Up Timer Start Timing
31
Interruption Period of Wake-Up Timer
31
Table 27 Wake-Up Timer Interrupt Cycles
31
Diagram of Wake-Up Timer Interrupt Function
32
Alarm Interrupt Function
33
Related Registers for Alarm Interrupt Functions
33
Table 28 Alarm Interrupt Registers
33
Table 29 WADA Bit (Week Alarm / Day Alarm Select)
33
Examples of Alarm Settings
34
Table 30 AF Bit (Alarm Flag)
34
Table 31 AIE Bit (Alarm Interrupt Enable)
34
Table 32 Alarm Setting Ex1
34
Table 33 Alarm Setting Ex2
34
Time Update Interrupt Function
36
Related Registers for Time Update Interrupt Functions
36
Table 34 Time Update Interrupt Registers
36
Table 35 USEL Bit (Update Interrupt Select)
36
Table 36 UF Bit (Update Flag)
36
Table 37 UIE Bit (Update Interrupt Enable)
36
Time Update Interrupt Function Diagram
37
Status Monitoring Function
38
Related Registers for Status Monitoring
38
Table 38 RTC Status Monitor Register
38
Table 39 por Bit (Power on Reset)
38
Table 40 VLF Bit (Voltage Low Flag)
38
Table 41 XST Bit (Crystal Oscillation Stop)
38
FOUT Function [Clock Output Function]
39
FOUT Control Register
39
FOUT Function Table
39
Table 42 FOUT Register (Frequency OUT)
39
Table 43 FSEL Register (Frequency Select)
39
Battery Backup Switchover Function
40
Description of Battery Backup Switchover Function
40
Table 44 Battery Backup Switchover Function Related Register
40
Table 45 INIEN Bit (Initial Enable)
40
Table 46 SW Status
40
Table 47 INIEN, SWSEL Combination
41
Table 48 the Timing of VDET1
41
Table 49 SMPT Bit (Sample Time)
42
Time Stamp Function
44
Description of Time Stamp Function
44
Related Registers for Time Stamp Functions
44
Table 50 Time Stamp Function Registers
44
Table 51 EVF Bit (Event Flag)
45
Table 52 EIE Bit (Event Interrupt Enable)
45
Table 53 OVW Bit (over Write)
45
Time Stamp Function Triggered by SPI Access
46
Table 54 COMTG Bit (Command Trigger)
46
Time Stamp Record Register
47
Table 55 Time Stamp Record Register
47
Table 56 Status Stamp
47
RTC Self Monitoring Time Stamp Function
48
Time Stamp Record Register
48
Table 57 Time Stamp RAM Control Registers
48
Table 58 VDET Bit (VDET)
48
Table 59 XST Bit (Crystal Oscillation Stop)
48
Multiple Time Stamp
49
Flow Chart
51
Reading/Writing Data Via the SPI-Bus Interface
57
Write / Read and Bank Select
57
Write of Data
57
Read of Data
57
Connection Example
58
Tables
59
Figures
60
Contacts
61

Epson RX4111CE Manual (47 pages)

Brand: Epson | Category: Clock | Size: 2.8 MB

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