TMP86FS23UG datasheet(9/252 Pages) TOSHIBA

9 / 252 page

15.2.3 LCD drive voltage ............................................................................................................................... 165

15.2.4 Adjusting the LCD panel drive capability ............................................................................................ 165

15.3 LCD Display Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 166

15.3.1 Display data setting ............................................................................................................................ 166

15.3.2 Blanking .............................................................................................................................................. 166

15.4 Control Method of LCD Driver . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 167

15.4.1 Initial setting........................................................................................................................................ 167

15.4.2 Store of display data ........................................................................................................................... 167

15.4.3 Example of LCD driver output............................................................................................................. 169

16. Real-Time Clock

16.1 Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 175

16.2 Control of the RTC. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 175

16.3 Function. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 176

17. Multiply-Accumulate (MAC) Unit

17.1 Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 177

17.2 Registers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 177

17.2.1 Command Register............................................................................................................................. 177

17.2.2 Status Register ................................................................................................................................... 178

17.2.3 Multiplier data Register ....................................................................................................................... 178

17.2.4 Multiplicand data Register .................................................................................................................. 178

17.2.5 Result Register ................................................................................................................................... 178

17.2.6 Addend Register ................................................................................................................................. 178

17.3 Control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 178

17.4 Register Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 180

17.4.1 EMAC ................................................................................................................................................. 180

17.4.2 CMOD................................................................................................................................................. 180

17.4.3 RCLR .................................................................................................................................................. 180

17.5 Arithmetic Modes. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 181

17.5.1 Unsigned Multiply Mode ..................................................................................................................... 181

17.5.2 Signed Multiply Mode ......................................................................................................................... 181

17.5.3 Unsigned Multiply-Accumulate Mode ................................................................................................. 181

17.5.4 Signed Multiply-Accumulate Mode ..................................................................................................... 182

17.5.5 Valid Numerical Ranges ..................................................................................................................... 182

17.6 Status Flags. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 182

17.6.1 Operation Status Flag (CALC)............................................................................................................ 183

17.6.2 Overflow Flag (OVRF) ........................................................................................................................ 183

17.6.3 Carry Flag (CARF).............................................................................................................................. 183

17.6.4 Sign Flag (SIGN) ................................................................................................................................ 183

17.6.5 Zero Flag (ZERF)................................................................................................................................ 183

17.7 Example of Software Processing. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 183

18. Flash Memory

18.1 Flash Memory Control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 186

18.1.1 Flash Memory Command Sequence Execution Control (FLSCR<FLSMD>) ..................................... 186

18.1.2 Flash Memory Bank Select Control (FLSCR<BANKSEL>) ................................................................ 186

18.1.3 Flash Memory Standby Control (FLSSTB<FSTB>)............................................................................ 187

18.2 Command Sequence. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 188

18.2.1 Byte Program...................................................................................................................................... 188

18.2.2 Sector Erase (4-kbyte Erase) ............................................................................................................. 188

18.2.3 Chip Erase (All Erase) ........................................................................................................................ 189

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