Chapter 12Serial interface 0 and 1XII - 2 Overview12.1 OverviewSerial interface 0 and 1 can be used for both communication types of clock synchronous and UART (UniversalAsynchronous Receiver).12.1.1 FunctionsTable: 12.1.1 shows functions for serial interface 0 and 1.Table:12.1.1 Functions for Serial Interface 0 and 1Serial0 Serial1Communication style Clock synchronous UART(duplex) Clock synchronous UART(duplex)Interrupt SC0TIRQ(at transmis-sion)SC0RIRQ(at reception)SC0TIRQ(at transmis-sion)SC0RIRQ(at reception)SC1TIRQ(at transmis-sion)SC1RIRQ(at reception)SC1TIRQ(at transmis-sion)SC1RIRQ(at reception)Pin SBO0,SBI0,SBT0 SBO0,SBI0 SBO1,SBI1,SBT1 SBO1,SBI13-channel communication O - O -2-channel communication - O - O1-channel communication - - - -Transfer bit count specifica-tion/frame selection7 to 8 bits 7 bits+1STOP7 bits+2STOP8 bits+1STOP8 bits+2STOP7 to 8 bits 7 bits+1STOP7 bits+2STOP8 bits+1STOP8 bits+2STOPParity bit selection O O O OParity bit control 0 parity1 parityodd parityeven parity0 parity1 parityodd parityeven parity0 parity1 parityodd parityeven parity0 parity1 parityodd parityeven parityStart condition selection - “With” only - “With” onlyFirst transfer bit specifica-tionO O O OInput edge/output edge - - - -SBO2 output control afterlast data transmission- - - -Clock source 1/2,1/16 of timer 14underflow1/2,1/16 of timer 15underflow1/2,1/16 of timer 16underflowSBT0 pin1/16 of timer 14 under-flow1/16 of timer 15 under-flow1/16 of timer 16 under-flow1/2,1/16 of timer 14underflow1/2,1/16 of timer 15underflow1/2,1/16 of timer 16underflowSBT1 pin1/16 of timer 14 under-flow1/16 of timer 15 under-flow1/16 of timer 16 under-flowError detection Parity errorOverrun errorParity errorOverrun errorFraming errorParity errorOverrun errorParity errorOverrun errorFraming errorMaximum transfer rate 3.0Mbps 375Kbps 3.0Mbps 375Kbps
