mitac 8355.pdf - tim.id.au
mitac 8355.pdf - tim.id.au
mitac 8355.pdf - tim.id.au
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1.7 Appendix 2: H8 Pins Definition<br />
8355 N/B MAINTENANCE<br />
Hitachi H8 3437S to VT8235 pin function definitions for Insyde code<br />
the shadowed block is the selected function<br />
Name Pin H8 Pin Definitions During<br />
RESE<br />
T<br />
After<br />
RESET/O<br />
FF<br />
ON STANDBY Function<br />
MD0 6 H8_MODE0 I↑ I H I H I H<br />
MD1 5 H8_MODE1 I↑ I H I H I H<br />
H<br />
H mode3 single chip mode<br />
STBY# 8 H8_STBY# I↑ I H I H I H H8 Hardware Standby input pull high<br />
NMI# 7 PWRBTN# I↑ I H I HLH I H Power button<br />
RESET# 1 H8_RESET# I I LH I H I H H8 chip reset<br />
XTAL 2 Crystal I I I I<br />
EXTAL 3 Crystal I I I I<br />
RESET OUT# 100 RESERVE O O O O<br />
Port A CMOS input level (input high min=3.5v, input low max=1.0v)<br />
PA0 48 LID# T↑ I H I I H<br />
Crystal input<br />
PA1 47 ADEN# T↑ I H/L I I H/L AC adaptor in detect<br />
PA2 31 CARD_RI# T↑ I H I I H Ring detect<br />
PA3 30 BATT DEAD# T↑ I H I I H Battery low low detect<br />
PA4 21 H8 SUSC T↑ I H I I L System resume from S4 soft off through<br />
RTC Alarm<br />
PA5 20 H8 SUSC# T↑ I L I I H System to S4 soft off<br />
PA6 11 BAT_CLK T↑ I L I I H<br />
PA7 10 H8_SUSB<br />
T↑ I H I L I H Invert from SUSA# to wake up H8 when<br />
system resumed by MDC modem and<br />
internal LAN.<br />
Inform system power management status<br />
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