Datasheet

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SBAS323G − JUNE 2004 − REVISED OCTOBER 2007
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Data Pointer Select (DPS)
7 6 5 4 3 2 1 0 Reset Value
SFR 86h 0 0 0 0 0 0 0 SEL 00h
SEL Data Pointer Select. This bit selects the active data pointer.
bit 0 0: Instructions that use the DPTR will use DPL0 and DPH0.
1: Instructions that use the DPTR will use DPL1 and DPH1.
Power Control (PCON)
7 6 5 4 3 2 1 0 Reset Value
SFR 87h SMOD 0 1 1 GF1 GF0 STOP IDLE 30h
SMOD Serial Port 0 Baud Rate Doubler Enable. The serial baud rate doubling function for Serial Port 0.
bit 7 0: Serial Port 0 baud rate will be a standard baud rate.
1: Serial Port 0 baud rate will be double that defined by baud rate generation equation.
GF1 General-Purpose User Flag 1. This is a general-purpose flag for software control.
bit 3
GF0 General-Purpose User Flag 0. This is a general-purpose flag for software control.
bit 2
STOP Stop Mode Select. Setting this bit halts the oscillator and blocks external clocks. This bit always reads as a 0.
bit 1 All digital pins and DACs keep their respective output values. Internal REF dies. Exit with RESET.
IDLE Idle Mode Select. Setting this bit freezes the CPU, Timer 0, 1, and 2, and the USARTs; other peripherals remain
bit 0 active. This bit will always be read as a 0. All digital pins and DACs keep their respective output values. Internal REF
remains unchanged. Exit with AI (A6h) and EWU (C6h) interrupts.