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33889 Datasheet(PDF) 41 Page - Freescale Semiconductor, Inc |
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33889 Datasheet(HTML) 41 Page - Freescale Semiconductor, Inc |
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41 / 60 page ![]() Analog Integrated Circuit Device Data Freescale Semiconductor 41 33889 FUNCTIONAL DEVICE OPERATION LOGIC COMMANDS AND REGISTERS Table 8. List of Registers Register description Table 9. MCR Register Table 10. Control bits Name Address Description Comment and usage MCR $0 0 0 Mode control register Write: Control of normal, standby, sleep, and stop modes Read: BATFAIL flag and other status bits and flags RCR $0 0 1 Reset control register Write: Configuration of reset voltage level, WD in stop mode, low power mode selection Read: CAN wake-up event, Tx permanent dominant CAN $0 1 0 CAN control register Write: CAN module control: TX/RX, Rec only, term VBAT, Normal and extended modes, filter at L0 input. Read: CAN failure status bits IOR $0 1 1 I/O control register Write: HS1 (high-side switch) control in normal and standby mode. Gnd shift register level selection Read: HS1 over temp bit, SHIFT bit (gnd shift above selection), VSUP below 6.1V, V2 below 4.0 V WUR $1 0 0 Wake-up input register Write: Control of wake-up input polarity Read: Wake-up input, and real time LX input state TIM $1 0 1 Timing register Write: TIM1, Watchdog timing control, window or Timeout mode. Write: TIM2, Cyclic sense and force wake-up timing selection LPC $1 1 0 Low power mode control register Write: HS1 periodic activation in sleep and stop modes Force wake-up control INTR $1 1 1 Interrupt register Write: Interrupt source configuration Read: INT source MCR D3 D2 D1 D0 $000b W MCTR2 MCTR1 MCTR0 R BATFAIL VDDTEMP GFAIL WDRST Reset 0 0 0 0 Reset condition POR, RESET POR, RESET POR, RESET MCTR2 MCTR1 MCTR0 SBC MODE DESCRIPTION 0 0 0 Enter/leave debug mode To enter debug mode, SBC must be in Normal or Standby mode and BATFAIL(1) must be still at 1. To leave debug mode, BATFAIL must be at 0. 0 0 1 Normal 0 1 0 Standby 0 1 1 Stop, watchdog off (2) |
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