8XC51SL controller equivalent, low voltage 8xc51sl keyboard controller.
ristics (Continued) Pin Name Type Term VSS VSS ADB0 ADB1 ADB2 ADB3 ADB4 ADB5 ADB6 ADB7 P20 A8 P21 A9 P22 A10 P23 A11 P24 A12 P25 A13 P26 A14 P27 LED4 VSS GATEA20 PCDB7 PC.
Table 1 Pin Descriptions Symbol VSS VCC PCDB0
–7 WRL RDL CSL A0
–A1 PCOBF GATEA20 RCL PROGL LED0
–3 KSI0
–7 KSO0
–15 PORT 1 P10 A0
– P17 A7 LOADREN PORT2 P20
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