C8051F340 Datasheet, PDF (130/282 Pages) List of Unclassifed Manufacturers – Full Speed USB Flash MCU Family

C8051F340/1/2/3/4/5/6/7
13.7.2. Multiplexed Mode
13.7.2.1.16-bit MOVX: EMI0CF[4:2] = ‘001’, ‘010’, or ‘011’.
ADDR[15:8]
P3
AD[7:0]
P4
ALE
P1.3
/WR
/RD
P1.7
P1.6
ADDR[15:8]
P3
AD[7:0]
P4
ALE
P1.3
/RD
/WR
P1.6
P1.7
Muxed 16-bit WRITE
EMIF ADDRESS (8 MSBs) from DPH
EMIF ADDRESS (8 LSBs) from
DPL
T
ALEH
T
ALEL
EMIF WRITE DATA
T
ACS
T
WDS
T
ACW
T
WDH
T
ACH
Muxed 16-bit READ
EMIF ADDRESS (8 MSBs) from DPH
EMIF ADDRESS (8 LSBs) from
DPL
T
ALEH
T
ALEL
EMIF READ DATA
T
RDS
T
RDH
T
ACS
T
ACW
T
ACH
P3
P4
P1.3
P1.7
P1.6
P3
P4
P1.3
P1.6
P1.7
Figure 13.8. Multiplexed 16-bit MOVX Timing
130
Rev. 0.5