Beep .C; Eeprom .C; Ext-Interrupt .C - Fujitsu MB2146-450-E Setup Manual

4.2.2 Beep .c

When AD key is pressed, it will make a short beep sound by setting different values to PIN
PPG1.
Following table describes the Beep library:
Function Name
void Beep_On(void)
void Beep_Off(void)

4.2.3 EEPROM .c

In this function, all values of EEPROM are initialized to 0x80 and global parameters are
initialled to 0.
Following table describes the EEPROM library:
Function Name
void Init_EEProm(void)

4.2.4 Ext-interrupt .c

In this function, external interrupt register are initialized.
Following table describes the external interrupt library:
Function Name
void EXT_Init(void)
__interrupt void INTER_EXT (void)
EV BOARD MB2146-450-E V1.3
Chapter 4 Sample Code Manual
beep sound out
Off beep sound
Initialize all global variables and EEPROM values to
their sub-address numbers
Initialize external interrupt
Capture falling edge and generate interrupt
MCU-AN-500072-E-13 – Page 32
Description
Description
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