32182 datasheet(21/755 Pages) RENESAS

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11.2.6

A-D Disconnection Detection Assist Function Control Register ------------------------------------ 11-23

11.2.7

A-D Disconnection Detection Assist Method Select Register --------------------------------------- 11-24

11.2.8

A-D Successive Approximation Register ----------------------------------------------------------------- 11-27

11.2.9

A-D Comparate Data Register ------------------------------------------------------------------------------ 11-28

11.2.10 10-bit A-D Data Registers ------------------------------------------------------------------------------------ 11-29

11.2.11 8-bit A-D Data Registers -------------------------------------------------------------------------------------- 11-30

11.3 Functional Description of A-D Converter --------------------------------------------------------------------------- 11-31

11.3.1

How to Find Analog Input Voltages ------------------------------------------------------------------------ 11-31

11.3.2

A-D Conversion by Successive Approximation Method ---------------------------------------------- 11-32

11.3.3

Comparator Operation ---------------------------------------------------------------------------------------- 11-33

11.3.4

Calculating the A-D Conversion Time --------------------------------------------------------------------- 11-34

11.3.5

Accuracy of A-D Conversion -------------------------------------------------------------------------------- 11-37

11.4 Inflow Current Bypass Circuit ----------------------------------------------------------------------------------------- 11-39

11.5 Precautions on Using A-D Converter ------------------------------------------------------------------------------- 11-41

CHAPTER 12 SERIAL I/O

12.1 Outline of Serial I/O ----------------------------------------------------------------------------------------------------- 12-2

12.2 Serial I/O Related Registers ------------------------------------------------------------------------------------------ 12-5

12.2.1

SIO Interrupt Related Registers ---------------------------------------------------------------------------- 12-6

12.2.2

SIO Transmit Control Registers ---------------------------------------------------------------------------- 12-13

12.2.3

SIO Transmit/Receive Mode Registers ------------------------------------------------------------------- 12-14

12.2.4

SIO Transmit Buffer Registers ------------------------------------------------------------------------------ 12-17

12.2.5

SIO Receive Buffer Registers ------------------------------------------------------------------------------- 12-18

12.2.6

SIO Receive Control Registers ----------------------------------------------------------------------------- 12-19

12.2.7

SIO Baud Rate Registers ------------------------------------------------------------------------------------ 12-22

12.3 Transmit Operation in CSIO Mode ---------------------------------------------------------------------------------- 12-23

12.3.1

Setting the CSIO Baud Rate --------------------------------------------------------------------------------- 12-23

12.3.2

Initializing CSIO Transmission ------------------------------------------------------------------------------ 12-24

12.3.3

Starting CSIO Transmission --------------------------------------------------------------------------------- 12-26

12.3.4

Successive CSIO Transmission ---------------------------------------------------------------------------- 12-26

12.3.5

Processing at End of CSIO Transmission ---------------------------------------------------------------- 12-27

12.3.6

Transmit Interrupts --------------------------------------------------------------------------------------------- 12-27

12.3.7

Transmit DMA Transfer Request --------------------------------------------------------------------------- 12-27

12.3.8

Example of CSIO Transmit Operation -------------------------------------------------------------------- 12-29

12.4 Receive Operation in CSIO Mode ----------------------------------------------------------------------------------- 12-31

12.4.1

Initialization for CSIO Reception ---------------------------------------------------------------------------- 12-31

12.4.2

Starting CSIO Reception ------------------------------------------------------------------------------------- 12-33

12.4.3

Processing at End of CSIO Reception -------------------------------------------------------------------- 12-33

12.4.4

About Successive Reception -------------------------------------------------------------------------------- 12-34

12.4.5

Flags Showing the Status of CSIO Receive Operation ----------------------------------------------- 12-35

12.4.6

Example of CSIO Receive Operation --------------------------------------------------------------------- 12-36

12.5 Precautions on Using CSIO Mode ----------------------------------------------------------------------------------- 12-38

12.6 Transmit Operation in UART Mode --------------------------------------------------------------------------------- 12-39

12.6.1

Setting the UART Baud Rate -------------------------------------------------------------------------------- 12-39

12.6.2

UART Transmit/Receive Data Formats ------------------------------------------------------------------- 12-39

12.6.3

Initializing UART Transmission ----------------------------------------------------------------------------- 12-41

12.6.4

Starting UART Transmission -------------------------------------------------------------------------------- 12-43

32182 Datasheet(PDF) 21 Page - Renesas Technology Corp

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