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@@ -25,6 +25,7 @@ DIU Notes
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- (Vault0,Vault1) lines control vault motor through U12
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- (DSR4,RTS4,CTS4) control GPRS modem
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- (VIN) to GPRS and PIU
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+ - LM22670
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* (J9) GPS connector
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- Takes in (protected) bus power (VIN)
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- Uses RS232 levels and feeds into (U8) - [R2IN,T2OUT]
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@@ -35,7 +36,7 @@ DIU Notes
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* Connector (J26) to potentiometers for sound, screen brightness and audio level
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- (LEDADJ0,LEDADJ1) for 7-segment clock adjustment which feeds into (U9) to do brightness control
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- (AN11) for LCD brightness control which feeds into PIC (that then pwm controls (BLAdj))
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-
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+* Buck converters are LM22670
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License
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