User Manual

102
ATAR862-3
4556B–4BMCU–02/03
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) ..........................................................63
Timer 3 Compare- and Compare-mode Register .........................................64
Timer 3 Compare-Mode Register 1 (T3CM1) ...............................................64
Timer 3 Compare Mode Register 2 (T3CM2) ...............................................65
Timer 3 COmpare Register 1 (T3CO1) Byte Write .......................................65
Timer 3 COmpare Register 2 (T3CO2) Byte Write .......................................65
Timer 3 Capture Register ...................................................................................66
Timer 3 CaPture Register (T3CP) Byte Read ...............................................66
Synchronous Serial Interface (SSI) ....................................................................66
SSI Peripheral Configuration ........................................................................66
General SSI Operation ..................................................................................67
8-bit Synchronous Mode ...............................................................................68
9-bit Shift Mode (MCL) ..................................................................................70
8-bit Pseudo MCL Mode ...............................................................................71
MCL Bus Protocol .........................................................................................72
SSI Interrupt ..................................................................................................73
Modulation and Demodulation ......................................................................73
Internal 2-wire Multi-chip Link .......................................................................73
Serial Interface Registers ...................................................................................74
Serial Interface Control Register 1 (SIC1) ....................................................74
Serial Interface Control Register 2 (SIC2) ....................................................75
Serial Interface Status and Control Register (SISC) .....................................76
Serial Transmit Buffer (STB) – Byte Write ....................................................76
Serial Receive Buffer (SRB) – Byte Read .....................................................76
Combination Modes ........................................................................... 77