upd70f3422gj-gae-qs-ax Renesas Electronics Corporation., upd70f3422gj-gae-qs-ax Datasheet - Page 15
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upd70f3422gj-gae-qs-ax
Manufacturer Part Number
upd70f3422gj-gae-qs-ax
Description
32-bit Single-chip Microcontroller
Manufacturer
Renesas Electronics Corporation.
Datasheet
1.UPD70F3422GJ-GAE-QS-AX.pdf
(930 pages)
- Current page: 15 of 930
- Download datasheet (14Mb)
Chapter 15 Watchdog Timer (WDT)
Chapter 16 Asynchronous Serial Interface (UARTA)
Chapter 17 Clocked Serial Interface (CSIB)
16.5.10
14.3.1
14.3.2
14.5.1
14.5.2
15.1.1
15.1.2
15.1.3
15.1.4
16.5.1
16.5.2
16.5.3
16.5.4
16.5.5
16.5.6
16.5.7
16.5.8
16.5.9
16.6.1
16.6.2
16.6.3
16.6.4
16.6.5
16.6.6
16.6.7
14.3 Watch Timer Operation
14.4 Watch Calibration Timer Registers
14.5 Watch Calibration Timer Operation
15.1 Overview
15.2 Watchdog Timer Registers
16.1 Features
16.2 Configuration
16.3 UARTA Registers
16.4 Interrupt Request Signals
16.5 Operation
16.6 Baud Rate Generator
16.7 Cautions
Timing of steady operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 485
Watch Timer start-up. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 486
INTWT0UV interval measurement with free-running counter . . . . . . . . . . . 494
INTWT0UV interval measurement by restarting the counter . . . . . . . . . . . 495
Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 498
Principle of operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 498
Watchdog Timer clock. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 499
Reset behavior . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 500
Data format . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 519
SBF transmission/reception format . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 521
SBF transmission . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 523
SBF reception . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 523
UART transmission . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 525
Continuous transmission procedure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 526
UART reception. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 528
Reception errors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 530
Parity types and operations. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 530
Receive data noise filter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 532
Baud Rate Generator configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 533
Baud Rate Generator registers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 534
Baud rate calculation. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 536
Baud rate error . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 536
Baud rate setting example . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 537
Allowable baud rate range during reception . . . . . . . . . . . . . . . . . . . . . . . . 537
Baud rate during continuous transmission . . . . . . . . . . . . . . . . . . . . . . . . . 540
Preliminary User’s Manual U17566EE1V2UM00
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 507
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 540
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 497
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 519
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 508
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 510
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 533
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 485
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 518
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 497
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 501
. . . . . . . . . . . . . . . . . . . . . . . 488
. . . . . . . . . . . . . . . . . . . . . . . 493
. . . . . . . . . . . . . . . . . . . . . 541
Table of Contents
. . . . . . . . . . . 507
15
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