z16f2811 ZiLOG Semiconductor, z16f2811 Datasheet - Page 74

• Manufacturer Part Number: z16f2811
• Description: High Performance Microcontrollers
• Manufacturer: ZiLOG Semiconductor

PS022006-0207
Internal Precision
Internal RESET
System Clock
V
Oscillator
CC
Signal
Watchdog Timer Reset
= 3.3 V
V
V
POR
VBO
remains below the POR voltage threshold (V
state.
When the supply voltage exceeds the V
through a full System Reset sequence, as described in the section
page 59. Following Power-on reset, the POR status bit in the reset source register is set
to 1.
voltages (V
The VBO circuit is either enabled or disabled during STOP mode. Operation during STOP
mode is controlled by the
see
If the device is in NORMAL or HALT mode, the WDT initiates a System Reset at time-
out if the
of the
page 63 is set to signify that the reset was initiated by the WDT.
Option Bits
Figure 16
Execution
Program
WDT_RES
WDT_RES
VBO
Figure 16. Voltage Brownout Reset Operation
illustrates Voltage Brownout operation. For VBO and POR threshold
on page 289.
and V
option bit. The
option bit is set to 1. This setting is the default (unprogrammed) setting
Brownout
POR
Voltage
VBO_AO
), see
P R E L I M I N A R Y
WDT
STOP Mode Current Versus V
option bit. For information on configuring
Counter Delay
status bit in the
Option Bit
POR
and is stabilized, the device progresses
POR
), the VBO holds the device in the Reset
Counter Delay
System Clock
Reset Status and Control Register
Reset and Stop Mode Recovery
dd
Product Specification
on page 340.
Power-On Reset
ZNEO
Execution
Program
™
Z16F Series
V
VBO_AO,
CC
= 3.3 V
on
on
60