HMS87C5216 Datasheet, PDF (64/76 Pages) List of Unclassifed Manufacturers – CMOS SINGLE-CHIP 8-BIT MICROCONTROLLER FOR UR(Universal Remocon) & WIRELESS KEYBOARD

HMS87C5216
STOP Command
Standby Mode
Interrupt Request GEN.
0
IE Flag
1
Standby Mode Release
PSW
0
IE Flag
1
Interrupt Service Routine
Figure 15-4 Standby Mode Release Flow
Standby Next Command
Execution
Internal circuit
Oscillator
Internal CPU clock
Register
RAM
I/O port
Prescaler
Basic Interval Timer
Watch Dog Timer
Timer
Address Bus, Data Bus
SLEEP mode
Active
Stop
Retained
Retained
Retained
Active
PS10 selected : Active
Others : Stop
Stop
Stop
Retained
STOP mode
Stop
Stop
Retained
Retained
Retained
Retained
Stop
Stop
Stop
Retained
Table 15-1 Operation State in Standby Mode
SEP. 2004 Ver 1.01