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Pressing S4 at this point exits Clock/Calendar mode and returns the device to the
PIC24 Features mode.
The data that is sent to the LCD is also sent to the RS-232 serial port using the UART.
A terminal emulator, such as HyperTerminal (installed by default on most Microsoft
Windows systems), will be able to display the same information. To do this, set the
terminal emulator for 19200 baud, 8-bit data, 1 Stop bit and no parity check.
FIGURE 3-1:
© 2005 Microchip Technology Inc.
Explorer 16 Tutorial Programs
PIC24 TUTORIAL PROGRAM FLOWCHART
Power-up
Display
"Explorer 16
Development Board"
Display
PIC24 Features
Scrolling Banner
Is S4
No
pressed?
Display Voltage
and Temperature
Is S4
pressed?
Yes
Display
No
Is S4
"Mon 10:00:00"
pressed?
"Oct 10, 2005"
Is S3
pressed?
Clock Setup mode:
S3 – Exit Setup mode
S4 – Accept Selection, Adjust Next Value
S5 – Decrement Selection
S6 – Increment Selection
Yes
No
Is S5
pressed?
Yes
Yes
Store Temperature
in EEROM
No
Yes
No
Is S6
No
pressed?
Yes
Toggle Displayed
Temperature between
Current and Stored
DS51589A-page 24
®
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