X5043, X5045 System Supervisors Manage 8051 Type Microcontrollers X5043, X5045 System Supervisors Manage 8051 Type Microcontrollers Application Note July 15, 2005 AN21.0 Author: Applications Staff Both the X5043 and X5045 feature a power on reset circuit, Hardware Implementation low voltage reset controller, programmable watchdog timer, ……