mc68hc705j2 Freescale Semiconductor, Inc, mc68hc705j2 Datasheet - Page 58

• Manufacturer Part Number: mc68hc705j2
• Description: 8-bit Microcontroller
• Manufacturer: Freescale Semiconductor, Inc

6.2 Data Retention Mode
MOTOROLA
6-6
In data retention mode, the MCU retains RAM contents and CPU register
contents at V
the MCU to remain in a low power-consumption state during which it retains
data, but the CPU cannot execute instructions.
To put the MCU in data retention mode:
To take the MCU out of data retention mode:
1. Drive the RESET pin to zero.
2. Lower the V
1. Return V
2. Return the RESET pin to logical one.
during data retention mode.
DD
DD
voltages as low as 2.0 Vdc. The data-retention feature allows
DD
to normal operating voltage.
voltage. The RESET line must remain low continuously
M E M O R Y
MC68HC705J2