W925E/C240
8-BIT CID MICROCONTROLLER
Table of Contents-
1.
2.
3.
4.
5.
6.
GENERAL DESCRIPTION ......................................................................................................... 2
FEATURES ................................................................................................................................. 2
PIN CONFIGURATION ............................................................................................................... 4
PIN DESCRIPTION..................................................................................................................... 5
BLOCK DIAGRAM ...................................................................................................................... 7
FUNCTIONAL DESCRIPTION.................................................................................................... 8
6.1
6.2
6.3
6.4
6.5
6.6
6.7
6.8
6.9
6.10
6.11
6.12
6.13
6.14
6.15
7.
8.
Memory Organization ..................................................................................................... 9
Special Function Registers ........................................................................................... 12
Initial State of Registers................................................................................................ 32
Instruction ..................................................................................................................... 33
Power Management...................................................................................................... 37
Reset............................................................................................................................. 38
Interrupt......................................................................................................................... 38
Programmable Timers/Counters................................................................................... 41
Serial Port 1 .................................................................................................................. 45
Comparator ................................................................................................................... 47
DTMF Generator........................................................................................................... 47
FSK Generator.............................................................................................................. 48
I/O Ports........................................................................................................................ 50
Divider........................................................................................................................... 50
Calling Identity Delivery (CID)....................................................................................... 51
APPLICATION CIRCUIT........................................................................................................... 60
ELECTRICAL CHARACTERISTICS......................................................................................... 66
8.1
8.2
8.3
8.4
8.5
Absolute Maximum Ratings*......................................................................................... 66
Recommended Operating Conditions .......................................................................... 66
DC Characteristics ........................................................................................................ 67
Electrical Characteristics - Gain Control OP-Amplifier ................................................. 68
AC Characteristics ........................................................................................................ 69
9.
10.
PACKAGE DIMENSION ........................................................................................................... 72
REVISION HISTORY ................................................................................................................ 73
-1-
Publication Release Date: July 12, 2005
Revision A10
WINBOND [ WINBOND ]
