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104
T48C862-R4 [Preliminary]
4551C–4BMCU–01/04
Features ........................................................................................................54
Timer/Counter Modes......................................................................................... 55
Timer 3 – Mode 1: Timer/Counter .................................................................56
Timer 3 – Mode 2: Timer/Counter, External Trigger Restart and External
Capture (with T3I Input) ...............................................57
Timer 3 – Mode 3: Timer/Counter, Internal Trigger Restart and Internal
Capture (with TOG2) ...................................................58
Timer 3 – Mode 4: Timer/Counter .................................................................58
Timer 3 – Mode 5: Timer/Counter, External Trigger Restart and External
Capture (with T3I Input) ...............................................58
Timer 3 Modulator/Demodulator Modes............................................................. 58
Timer 3 – Mode 6: Carrier Frequency Burst Modulation Controlled by
Timer 2 Output Toggle Flip-Flop (M2) ........................58
Timer 3 – Mode 7: Carrier Frequency Burst Modulation Controlled by
SSI Internal Output (SO) .............................................59
Timer 3 – Mode 8: FSK Modulation with Shift Register Data (SO) ...............59
Timer 3 – Mode 9: Pulse-width Modulation with the Shift Register ...............59
Timer 3 – Mode 10: Manchester Demodulation/Pulse-width Demodulation .60
Timer 3 – Mode 11: Biphase Demodulation ..................................................60
Timer 3 – Mode 12: Timer/Counter with External Capture Mode (T3I) .........61
Timer 3 Modulator for Carrier Frequency Burst Modulation ............................... 61
Timer 3 Demodulator for Biphase, Manchester and Pulse-width-modulated
Signals................................................................................................. 61
Timer 3 Registers ............................................................................................... 62
Timer 3 Mode Register (T3M) .......................................................................62
Timer 3 Control Register 1 (T3C) Write ........................................................63
Timer 3 Status Register 1 (T3ST) Read .......................................................63
Timer 3 Clock Select Register (T3CS) ..........................................................64
Timer 3 Compare- and Compare-mode Register .........................................64
Timer 3 Compare-Mode Register 1 (T3CM1) ...............................................65
Timer 3 Compare Mode Register 2 (T3CM2) ...............................................65
Timer 3 COmpare Register 1 (T3CO1) Byte Write .......................................66
Timer 3 COmpare Register 2 (T3CO2) Byte Write .......................................66
Timer 3 Capture Register ................................................................................... 66
Timer 3 CaPture Register (T3CP) Byte Read ...............................................66
Synchronous Serial Interface (SSI) .................................................................... 67
SSI Features: ................................................................................................67
SSI Peripheral Configuration ........................................................................67
General SSI Operation ..................................................................................68
8-bit Synchronous Mode ...............................................................................69
9-bit Shift Mode (MCL) ..................................................................................71
8-bit Pseudo MCL Mode ...............................................................................72
MCL Bus Protocol .........................................................................................72
SSI Interrupt ..................................................................................................74
Modulation and Demodulation ......................................................................74
Serial Interface Registers ................................................................................... 75
Serial Interface Control Register 1 (SIC1) ....................................................75