MMC2107 Datasheet, PDF (131/618 Pages) –

Freescale Semiconductor, Inc.
Reset Controller Module
Block Diagram
5.4 Block Diagram
Figure 5-1 shows the structure of the reset controller.
RESET
PIN
POWER-ON
RESET
WATCHDOG
TIMER TIMEOUT
PLL
LOSS OF CLOCK
RSTOUT
PIN
RESET
CONTROLLER
TO INTERNAL RESETS
PLL
LOSS OF LOCK
SOFTWARE
RESET
Figure 5-1. Reset Controller Block Diagram
5.5 Signals
See Table 5-1 for an overview of the reset controller signal properties.
For additional information, refer to Section 4. Signal Description.
Table 5-1. Reset Controller Signal Properties
Name
Alternate
Direction
Input
Hysteresis
Input
Synchronization
Pullup⁽¹⁾
RESET pin
—
I
Y
Y⁽²⁾
Y
RSTOUT pin SHOWINT
O
—
—
—
1. Pullups are disconnected from pins configured as outputs.
2. RESET is always synchronized except when in low-power stop mode.
MMC2107 – Rev. 2.0
MOTOROLA
Reset Controller Module
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Technical Data
131