AT89C51CC03_06 Datasheet, PDF (177/197 Pages) ATMEL Corporation – Enhanced 8-bit MCU with CAN Controller and Flash Memory

AT89C51CC03
External Data Memory Write Cycle
ALE
PSEN
WR
PORT 0
PORT 2
ADDRESS
OR SFR-P2
T_WHLH
T_LLWL
T_WLWH
T_LLAX
A0-A7
T_AVWL
T_QVWX
T_QVWH
DATA OUT
ADDRESS A8-A15 OR SFR P2
T_WHQX
External Data Memory Read Cycle
ALE
PSEN
RD
PORT 0
PORT 2 ^ADDRESS
OR SFR-P2
T_LLDV
T_WHLH
T_LLWL
T_RLRH
T_LLAX
A0-A7
T_AVWL
T_AVDV
T_RLAZ
T_RHDX
DATA IN
ADDRESS A8-A15 OR SFR P2
T_RHDZ
Serial Port Timing – Shift Register Mode
Table 124. Symbol Description (F = 40 MHz)
Symbol
T_XLXL
T_QVHX
T_XHQX
T_XHDX
T_XHDV
Parameter
Serial port clock cycle time
Output data set-up to clock rising edge
Output data hold after clock rising edge
Input data hold after clock rising edge
Clock rising edge to input data valid
4182K–CAN–05/06
177