ML51Dec. 05, 2018 Page 3 of 401 Rev 1.00ML51 SERIES TECHNICAL REFERENCE MANUAL9.6.7 Pull-Down Resister Control .........................................................................................16810 TIMER/COUNTER 0 AND 1 ......................................................................... 17010.1 Mode 0 (13-Bit Timer) ......................................................................................... 17410.2 Mode 1 (16-Bit Timer) ......................................................................................... 17510.3 Mode 2 (8-Bit Auto-Reload Timer) .................................................................... 17510.4 Mode 3 (Two Separate 8-Bit Timers) ................................................................ 17611 TIMER 2 AND INPUT CAPTURE................................................................. 17811.1 Auto-Reload Mode............................................................................................... 18211.2 Compare Mode .................................................................................................... 18311.3 Input Capture Module ......................................................................................... 18411.4 Control Registers of Timer2 ............................................................................... 18512 TIMER 3 ....................................................................................................... 18913 WATCHDOG TIMER (WDT) ........................................................................ 19113.1 Time-Out Reset Timer ......................................................................................... 19313.2 General Purpose Timer....................................................................................... 19414 SELF WAKE-UP TIMER (WKT)................................................................... 19615 SERIAL PORT (UART0 & UART1) .............................................................. 19815.1 Mode 0 .................................................................................................................. 19915.2 Mode 1 .................................................................................................................. 20015.3 Mode 2 .................................................................................................................. 20115.4 Mode 3 .................................................................................................................. 20215.5 Baud Rate ............................................................................................................. 20215.6 Framing Error Detection ..................................................................................... 20615.7 Multiprocessor Communication ......................................................................... 20715.8 Automatic Address Recognition ........................................................................ 20816 SMART CARD INTERFACE (SC)................................................................ 21616.1 Functional Description ........................................................................................ 21616.2 Control Registers of SC Controller.................................................................... 21716.3 Operating Modes ................................................................................................. 22516.3.1 Smart Card Mode .........................................................................................................22516.3.2 UART Mode ...................................................................................................................22716.4 Smart Card Data Transfer .................................................................................. 22816.4.1 Initial Character TS.......................................................................................................22816.4.2 Error Signal and Character Repetition ......................................................................22916.4.3 Block Guard Time and Extra Guard Time .................................................................229