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| S912XHY128F0VLM Datasheet, PDF (299/802 Pages) Freescale Semiconductor, Inc – S12 Microcontrollers | |||
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VDDR
VDDA
VSSA
VDDX
Voltage Regulator (S12VREGL3V3V1)
Figure 9-1. VREG_3V3 Block Diagram
VBG
REG3
REG2
VDDPLL
VSSPLL
VDDF
REG1
VDD
VSS
LVD
LVR
LVR POR
POR
VREGEN
Bus Clock
CTRL
API
Rate
Select
C
HTD
HTI
LVI
API
API
LVD: Low Voltage Detect
LVR: Low Voltage Reset
POR: Power-on Reset
HTD: High Temperature Detect
REG: Regulator Core
CTRL: Regulator Control
API: Auto. Periodical Interrupt
PIN
MC9S12XHY-Family Reference Manual Rev. 1.01
Freescale Semiconductor
299
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