UPD784026 Renesas Electronics Corporation., UPD784026 Datasheet - Page 25

• Manufacturer Part Number: UPD784026
• Description: 16/8-bit Single-chip Microcontrollers
• Manufacturer: Renesas Electronics Corporation.

CHAPTER 21 LOCAL BUS INTERFACE FUNCTION ................................................................ 573
CHAPTER 22 STANDBY FUNCTION ............................................................................................ 609
20.9
20.10 INSTRUCTIONS WHOSE EXECUTION IS TEMPORARILY
20.11 INTERRUPT AND MACRO SERVICE OPERATION TIMING ....................................................
20.12 RESTORING INTERRUPT FUNCTION TO INITIAL STATE ......................................................
20.13 CAUTIONS ..........................................................................................................................................
21.1
21.2
21.3
21.4
21.5
22.1
22.2
22.3
22.4
22.5
22.6
22.7
WHEN INTERRUPT REQUESTS AND MACRO SERVICE
ARE TEMPORARILY HELD PENDING .........................................................................................
SUSPENDED BY AN INTERRUPT OR MACRO SERVICE .......................................................
20.11.1 Interrupt Acknowledge Processing Time .............................................................................
20.11.2 Processing Time of Macro Service ......................................................................................
MEMORY EXTENSION FUNCTION ................................................................................................
21.1.1
21.1.2
21.1.3
WAIT FUNCTION ..............................................................................................................................
21.2.1
21.2.2
21.2.3
PSEUDO-STATIC RAM REFRESH FUNCTION ............................................................................
21.3.1
21.3.2
BUS HOLD FUNCTION ....................................................................................................................
21.4.1
21.4.2
CAUTIONS ..........................................................................................................................................
CONFIGURATION AND FUNCTION ...............................................................................................
CONTROL REGISTERS ...................................................................................................................
22.2.1
22.2.2
HALT MODE ......................................................................................................................................
22.3.1
22.3.2
STOP MODE ......................................................................................................................................
22.4.1
22.4.2
IDLE MODE .......................................................................................................................................
22.5.1
22.5.2
CHECK ITEMS WHEN STOP MODE/IDLE MODE IS USED ..................................................
CAUTIONS ..........................................................................................................................................
Memory Extension Mode Register (MM) .............................................................................
Memory Map with External Memory Extension ...................................................................
Basic Operation of Local Bus Interface ...............................................................................
Wait Function Control Registers ..........................................................................................
Address Waits .......................................................................................................................
Access Waits ........................................................................................................................
Control Registers ..................................................................................................................
Operations ............................................................................................................................
Hold Mode Register (HLDM) ................................................................................................
Operation ..............................................................................................................................
Standby Control Register (STBC) ........................................................................................
Oscillation Stabilization Time Specification Register (OSTS) ............................................
HALT Mode Setting and Operating States ..........................................................................
HALT Mode Release ............................................................................................................
STOP Mode Setting and Operating States .........................................................................
STOP Mode Release ............................................................................................................
IDLE Mode Setting and Operating States ...........................................................................
IDLE Mode Release .............................................................................................................
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