ST6200 STMICROELECTRONICS [STMicroelectronics], ST6200 Datasheet - Page 34

• Manufacturer Part Number: ST6200
• Description: 8-BIT MCUs WITH A/D CONVERTER, TWO TIMERS, OSCILLATOR SAFEGUARD & SAFE RESET
• Manufacturer: STMICROELECTRONICS [STMicroelectronics]

ST6200C/ST6201C/ST6203C
STOP MODE (Cont’d)
Figure 22. STOP Mode Flowchart
Notes:
1. EXCTNL is an option bit. See option byte section for more details.
2. Peripheral clocked with an external clock source can still be active.
3. Only some specific interrupts can exit the MCU from STOP mode (such as external interrupt). Refer to
the Interrupt Mapping table for more details.
34/100
1
N
INTERRUPT
OSCILLATOR
Clock to PERIPHERALS
Clock to CPU
N
Y
VALUE
EXCTNL
RESET
0
1)
Y
0
Yes
On
No
1
STOP INSTRUCTION
NMI PIN
LEVEL
ON
N
INTERRUPT
Y
1
ENABLE
3)
OSCILLATOR
Clock to PERIPHERALS
Clock to CPU
OSCILLATOR
Clock to PERIPHERALS
Clock to CPU
OSCILLATOR
Clock to PERIPHERALS
Clock to CPU
OR SERVICE INTERRUPT
FETCH RESET VECTOR
CLOCK CYCLE
N
2048 or 32768
WATCHDOG
RESET
Y
DISABLE
DELAY
Restart
2)
Yes
Yes
Yes
Yes
Off
No
No
On