MMC2107 Datasheet, PDF (135/618 Pages) –

Freescale Semiconductor, Inc.
Reset Controller Module
Memory Map and Registers
EXT — External Reset Flag
EXT indicates that the last reset was caused by an external device
asserting the external RESET pin.
1 = Last reset state caused by external device asserting the
external RESET pin
0 = No external reset
LOC — Loss of Clock Reset Flag
LOC indicates that the last reset state was caused by a loss of clock
detected by the loss of clock circuit.
1 = Last reset caused by loss of clock
0 = No loss of clock reset
LOL — Loss of Lock Reset Flag
LOL indicates that the last reset state was caused by a loss of lock
detected by the PLL circuit.
1 = Last reset caused by loss of lock
0 = No loss of lock
5.6.3 Reset Test Register
The reset test register (RTR) is used only for factory testing.
This register is read-only when not in test mode.
Address: 0x000c4_0002
Bit 7
6
5
4
3
2
1
Bit 0
Read: 0
0
0
0
0
0
0
0
Write:
Reset: 0
0
0
0
0
0
0
0
= Writes have no effect and the access terminates without a transfer error exception.
Figure 5-4. Reset Test Register (RTR)
MMC2107 – Rev. 2.0
MOTOROLA
Reset Controller Module
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Technical Data
135