Hardware, Function block operations – Renesas 4514 User Manual
Page 64
4513/4514 Group User’s Manual
HARDWARE
1-51
FUNCTION BLOCK OPERATIONS
• Program counter (PC) ..........................................................................................................
Address 0 in page 0 is set to program counter.
• Interrupt enable flag (INTE) ..................................................................................................
• Power down flag (P) .............................................................................................................
• External 0 interrupt request flag (EXF0) ..............................................................................
• External 1 interrupt request flag (EXF1) ..............................................................................
• Interrupt control register V1 ..................................................................................................
• Interrupt control register V2 ..................................................................................................
• Interrupt control register I1 ...................................................................................................
• Interrupt control register I2 ...................................................................................................
• Timer 1 interrupt request flag (T1F) .....................................................................................
• Timer 2 interrupt request flag (T2F) .....................................................................................
• Timer 3 interrupt request flag (T3F) .....................................................................................
• Timer 4 interrupt request flag (T4F) .....................................................................................
• Watchdog timer flags (WDF1, WDF2) ..................................................................................
• Watchdog timer enable flag (WEF) ......................................................................................
• Timer control register W1 .....................................................................................................
• Timer control register W2 .....................................................................................................
• Timer control register W3 .....................................................................................................
• Timer control register W4 .....................................................................................................
• Timer control register W6 .....................................................................................................
• Clock control register MR .....................................................................................................
• Serial I/O transmission/reception completion flag (SIOF) ...................................................
• Serial I/O mode register J1 ..................................................................................................
• Serial I/O register SI .............................................................................................................
• A-D conversion completion flag (ADF) .................................................................................
• A-D control register Q1 .........................................................................................................
• A-D control register Q2 .........................................................................................................
• Voltage comparator control register Q3 ...............................................................................
• Successive comparison register AD ....................................................................................
• Comparator register..............................................................................................................
• Key-on wakeup control register K0 ......................................................................................
• Pull-up control register PU0 .................................................................................................
• Direction register FR0 ..........................................................................................................
• Carry flag (CY) ......................................................................................................................
• Register A .............................................................................................................................
• Register B .............................................................................................................................
• Register D .............................................................................................................................
• Register E .............................................................................................................................
• Register X .............................................................................................................................
• Register Y .............................................................................................................................
• Register Z .............................................................................................................................
• Stack pointer (SP) ................................................................................................................
“
✕
” represents undefined.
Fig. 35 Internal state at reset
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
(Interrupt disabled)
0
0
0
0
0
0
0
(Interrupt disabled)
0
0
0
0
(Interrupt disabled)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
(Prescaler and timer 1 stopped)
0
0
0
0
(Timer 2 stopped)
0
0
0
0
(Timer 3 stopped)
0
0
0
0
(Timer 4 stopped)
0
0
0
0
1
0
0
0
0
0
0
0
0
✕
✕
✕
✕
✕
✕
0
0
0
0
0
0
0
0
0
0
0
0
0
✕
✕
✕
✕
✕
✕
✕
✕
✕
✕
✕
✕
0
0
0
0
0
0
0
0
0
0
0
0
(Port P5: input mode)
0
0
0
0
0
0
0
0
0
✕
✕
✕
✕
✕
✕
✕
✕
✕
0
0
0
0
0
0
0
0
✕
✕
1
1
1
✕
✕
✕
✕
✕
✕
✕
✕
✕
✕
(External clock selected and serial
I/O port not selected)