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IC INFORMATION UPD705103GM-180
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Function Main Car Computer CPU 1/1 E
Type CMOS Model AVIC-H09
A1-A23 : Address Bus nmi : Non-Maskable Interrupt Request
bcyst : Bus Cycle Start PORT0-PORT4,PORTA0-PORTA7 : Port
BT16B : Boot Bus Size 16-bit R/w : Bus Read or Write Status
cas : Column Address Strobe ras : Row Address Strobe
CKE : Clock Enable ready : Ready
CLKOUT : Clock Out reset : Reset
CMODE : Clock Mode RXD : Receive Data
cs)-cs& : Chip Select sclk : Serial Clock
D0-D31 : Data Bus SDCLKOUT : SDRAM CLKOUT
DCK : Debug Clock SI : Serial Input
DDI : Debug Data Input SO : Serial Output
DDO : Debug Data Output stopak : Stop Acknowledge
DMAAK0-DMAAK3 : DMA Acknowledge tc : Terminal Count
DMARQ0-DMARQ3 DMA Request TCLR : Timer Clear
DMS : Debug Mode Select TI : Timer Input
drst : Debug Reset TO10,TO11 : Timer Output
GND_I : Ground TRCDATA0-TRCDATA3 : Trace Data
GND_O : Ground TXD : Transmit Data
GND_PLL : Ground ulben : Upper Lower Byte Enable
hldak : Hold Acknowledge ULDQM : Upper Lower DQ Mask Enable
hldrq : Hold Request uuben : Upper Lower Byte Enable
IC1 : Internally Connected UUDQM : Upper Upper DQ Mask Enable
INTP00-INTP03,INTP10-INTP13 : VDD_I : Power Supply
Interrupt Request From Peripheral VDD_O : Power Supply
iord : I/O Read VDD_PLL : PLL Power Supply
iowr : I/O Write we : Write Enable
llben : Lower Lower Byte Enable X1,X2 : Crystal Oscillator
LLDQM : Lower Lower DQ Mask Enable
luben : Lower Upper Byte Enable
LUDQM : Lower Upper DQ Mask Enable
mrd : Memory Read
mwr : Memory Write Strobe
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