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ECE1200 Datasheet(PDF) 71 Page - Microchip Technology |
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ECE1200 Datasheet(HTML) 71 Page - Microchip Technology |
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71 / 87 page ![]() 2018-2021 Microchip Technology Inc. DS00003093C Draft-page 71 ECE1200 9.7.1 INITIAL BRING-UP FROM SYSTEM G3 TO S0 FIGURE 9-1: INITIAL BRING-UP FROM SYSTEM G3 TO S0 VTR 3.3V (PRIMARY) Unstable Input 1.8V 90us min RESETI# (from PCH) 10 ms min G3 / Deep Sleep eSPI_RESET# 3.3V as RSMRST# BOOT_DONE 3.3V Unstable Input 1.8V eSPI_CS# eSPI Traffic Begins 1us min Running SUSCLK 32KHz (DSW) VTR 1.8V (PRIMARY) 0 min Sub-S5 S5 to S0 S0 3.3V LPC_EN 3.3V SLAVE_BOOT VWires Up LPC_CLK[1:0] 3.3V Running SYNCHRONOUS Startup SUS_STAT# 3.3V PLTRST# 3.3V LFRAME# 3.3V Running 3.3V CLKRUN# Allowed to rise but not enabled Optionally enabled by SW BIOS SW starts S5 from PCH_PWROK VWire Channel enabled Periph Channel enabled VWire Handshakes Init Handshakes up suppressed if BOOT_DONE kept low. (Secondary) Asynch to LPC_CLK Backdrive Region LAD[3:0] 3.3V Running Enabled from RSMRST# SERIRQ 3.3V Running Enabled Initialized by SW A From Shallow Reset Unpowered: Float or Low Driven Low Driven Low Unpowered: Float or Low B From Global Reset 55 us min (60 - eSPI) 100ms min |
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