W77L32 Datasheet, PDF (1/76 Pages) Winbond – 8-BIT MICROCONTROLLER

W77L32/W77L032A/W77M032A
8-BIT MICROCONTROLLER
Table of Contents-
1.
GENERAL DESCRIPTION.......................................................................................................... 3
2.
FEATURES ................................................................................................................................. 3
3.
PIN CONFIGURATIONS............................................................................................................. 4
4.
PIN DESCRIPTION..................................................................................................................... 5
5.
FUNCTIONAL DESCRIPTION.................................................................................................... 6
5.1 I/O Ports .......................................................................................................................... 6
5.2 Serial I/O ......................................................................................................................... 6
5.3 Timers ............................................................................................................................. 7
5.4 Interrupts ......................................................................................................................... 7
5.5 Data Pointers .................................................................................................................. 7
5.6 Power Management ........................................................................................................ 7
5.7 On-chip Data SRAM ....................................................................................................... 7
6.
MEMORY ORGANIZATION........................................................................................................ 8
6.1 Program Memory ............................................................................................................ 8
6.2 Data Memory................................................................................................................... 8
6.3 Special Function Registers ........................................................................................... 10
7.
INSTRUCTION.......................................................................................................................... 27
7.1 Intruction Timing ........................................................................................................... 35
7.1.1 MOVX Instruction .......................................................................................................... 38
8.
POWER MANAGEMENT.......................................................................................................... 43
8.1 Idle Mode ...................................................................................................................... 43
8.2 Economy Mode ............................................................................................................. 44
8.3 Power Down Mode ........................................................................................................ 45
9.
RESET CONDITIONS............................................................................................................... 46
9.1 External Reset .............................................................................................................. 46
9.2 Watchdog Timer Reset ................................................................................................. 46
9.3 Reset State ................................................................................................................... 46
10. INTERRUPTS ........................................................................................................................... 48
10.1 Interrupt Sources .......................................................................................................... 48
10.2 Priority Level Structure .................................................................................................. 48
10.3 Interrupt Response Time .............................................................................................. 50
11. PROGRAMMABLE TIMERS/COUNTERS................................................................................ 51
11.1 Timer/Counters 0 & 1.................................................................................................... 51
11.2 Time-base Selection ..................................................................................................... 51
11.2.1 Mode 0 ........................................................................................................................ 52
Publication Release Date: April 17, 2007
-1-
Revision A6