MT93L16 Mitel Networks Corporation, MT93L16 Datasheet - Page 25

• Manufacturer Part Number: MT93L16
• Description: CMOS Low-voltage Acoustic Echo CANceller
• Manufacturer: Mitel Networks Corporation

Preliminary Information
Reset FFh
Reset 00h
Reset 00h
Power Up
Power Up
Power Up
Address:
03h Read
Address:
Address:
07h Read
3fh R / W
FRC
FRC
FRC
SIG
SIG
SIG
SIG
SIG
SIG
SIG
SIG
C
C
C
C
-
-
-
-
-
-
-
0
1
2
3
7
6
5
4
3
2
1
0
0
1
2
RESERVED
Revision code of the firmware program currently being run (default=rom=00).
RESERVED. Must be set to zero.
RESERVED. Must be set to zero.
BOOT bit. When high, puts device in bootload mode. When low, bootload is disabled.
RAM_ROMb bit. When high, device executes from RAM. When low, device executes from ROM.
RESERVED
This register provides the signature of the bootloaded data to verify error-free delivery into the device.
Note: this register is only accessible if BOOT bit is high (bootload mode enabled) in the above BRC register. While
bootload is disabled, the register value is held constant at its reset seed value of FFh.
MSB
MSB
MSB
7
7
7
SIG
FRC
-
7
2
6
6
6
SIG
FRC
6
-
1
Firmware Revision Code Register
Bootload RAM Signature Register
Bootload RAM Control Register
5
5
5
SIG
FRC
-
5
0
4
4
4
SIG
-
-
4
3
3
3
RAM_ROMb
SIG
3
-
2
2
2
SIG
BOOT
(BRC)
(FRC)
-
(SIG)
2
1
1
1
SIG
-
-
1
MT93L16
0
0
0
SIG
-
-
0
LSB
LSB
LSB
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