Name: Renesas RL78/G13
Brand: Renesas
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RL78/G13 Safety Function (Frequency Detection)

5.8 Flowcharts

Figure 5.1 shows the overall flow of the sample program described in this application note.

R01AN0956EJ0100 Rev. 1.00 Page 24 of 70

Feb. 27, 2012

Start

End

Initialization function

hdwinit()

main()

The option bytes are referenced

before the initialization function is

called.

Figure 5.1 Overall Flow

Table of Contents2
Specifications4
Operation Check Conditions5
Related Application Note5
Description of the Hardware6
Hardware Configuration Example6
List of Pins to be Used7
Description of the Software8
Operation Outline8
File Configuration10
List of Option Byte Settings11
List of Constants12
List of Variables13
List of Functions14
Function Specifications15
Flowcharts24
Initialization Function25
System Function26
I/O Port Setup27
CPU Clock Setup28
TAU0 Setup29
Real-Time Clock Setup35
Interval Timer Setup36
External Interrupt Input Setup37
Main Processing38
Starting INTP0 External Interrupt Processing41
Starting Pulse Interval Measurement42
Starting Channel 5 of TAU043
Stopping Channel 5 of TAU044
Getting Count Clock Change Request Flag45
Getting Pulse Interval Measurement End Flag46
Judging Pulse Interval Measurement Value47
Getting Pulse Interval Measurement Value48
Clearing Pulse Interval Measurement End Flag49
Changing Count Clock50
Changing HOCO Clock51
Starting LED Blink52
Stopping LED Blink53
Starting Real-Time Clock54
Stopping Real-Time Clock55
Starting Real-Time Clock Fixed-Frequency Interrupt56
Stopping Real-Time Clock Fixed-Frequency Interrupt57
Clearing Count Clock Change Request Flag58
Interval Timer Interrupt59
Capture End Interrupt for Channel 5 of TAU060
INTP0 External Interrupt61
RTC Fixed-Frequency Interrupt62
Callback Function for RTC Fixed-Frequency Interrupts63
Interval Timer Start64
Stopping Interval Timer65
Getting INTP0 External Interrupt Occurrence Flag66
Clearing INTP0 External Interrupt Occurrence Flag67
Getting Interval Timer Interrupt Occurrence Flag68
Clearing Interval Timer Interrupt Occurrence Flag69
Sample Code70
Documents for Reference70
Revision Record71
General Precautions in the Handling of MPU/MCU Products72

Brand	Renesas
Model	RL78/G13
Category	Computer Hardware
Language	English

Renesas RL78/G13 Manual

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