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| PIC18F25K20T-ISS Datasheet, PDF (391/456 Pages) Microchip Technology – 28/40/44-Pin Flash Microcontrollers with nanoWatt XLP Technology | |||
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PIC18F2XK20/4XK20
FIGURE 26-11:
RE2/CS
PARALLEL SLAVE PORT TIMING (PIC18F4XK20)
RE0/RD
RE1/WR
65
RD7:RD0
64
Note: Refer to Figure 26-4 for load conditions.
62
63
TABLE 26-13: PARALLEL SLAVE PORT REQUIREMENTS (PIC18F4XK20)
Param.
No.
Symbol
Characteristic
Min Max Units
62
TdtV2wrH Data In Valid before WR ï or CS ï
(setup time)
20 â ns
63
TwrH2dtI WR ï or CS ï to DataâIn Invalid (hold time)
20 â ns
64
TrdL2dtV RD ï¯ and CS ï¯ to DataâOut Valid
â 80 ns
65
TrdH2dtI RD ï or CS ï¯ to DataâOut Invalid
10 30 ns
66
TibfINH
Inhibit of the IBF Flag bit being Cleared from
â 3 TCY
WR ï or CS ï
Conditions
ï£ 2010 Microchip Technology Inc.
DS41303G-page 391
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