mc68hc05pv8a Freescale Semiconductor, Inc, mc68hc05pv8a Datasheet - Page 77

• Manufacturer Part Number: mc68hc05pv8a
• Description: Mc68hc05pv8a Microcontroller
• Manufacturer: Freescale Semiconductor, Inc

5.1 Contents
5.2 Introduction
MC68HC(8)05PV8/A — Rev. 1.9
Technical Data — MC68HC(8)05PV8/A
5.2
5.3
5.4
5.5
5.6
5.7
5.8
5.9
5.10
5.11
5.12
5.13
5.14
5.14.1
The MCU can be reset from nine sources: one external input and eight
internal restart conditions. The RESET pin is an input with a Schmitt
trigger. All the internal peripheral modules are reset by the internal reset
signal (RST). Refer to
Freescale Semiconductor, Inc.
For More Information On This Product,
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 77
Reset status register (RSR) . . . . . . . . . . . . . . . . . . . . . . . . . . .78
External Reset (RESET). . . . . . . . . . . . . . . . . . . . . . . . . . . . . .79
Internal Resets . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 80
Power-On Reset (POR) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 80
Computer Operating Properly Reset (COPR). . . . . . . . . . . . . . 82
Illegal Address Reset . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 84
Disabled STOP Instruction Reset . . . . . . . . . . . . . . . . . . . . . . .84
High Temperature Reset . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 84
High Voltage Reset. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 85
Low Voltage Reset . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .85
Operation in STOP and WAIT Mode . . . . . . . . . . . . . . . . . . . .85
Clock Monitor Reset (CMR) . . . . . . . . . . . . . . . . . . . . . . . . . . .85
Clock Monitor in STOP mode . . . . . . . . . . . . . . . . . . . . . . . 86
Go to: www.freescale.com
Resets
Figure 5-2
for reset timing details.
Section 5. Resets
Technical Data