PIC18F23K20 Datasheet, PDF (391/420 Pages) Microchip Technology – 28/40/44-Pin Flash Microcontrollers with 10-Bit A/D and nanoWatt Technology

PIC18F2XK20/4XK20
FIGURE 26-19: EUSART SYNCHRONOUS TRANSMISSION (MASTER/SLAVE) TIMING
RC6/TX/CK
pin
RC7/RX/DT
pin
121
121
120
122
Note: Refer to Figure 26-3 for load conditions.
TABLE 26-22: EUSART SYNCHRONOUS TRANSMISSION REQUIREMENTS
Param
No.
Symbol
Characteristic
Min Max
120 TckH2dtV SYNC XMIT (MASTER & SLAVE)
Clock High to Data Out Valid
121 Tckrf
Clock Out Rise Time and Fall Time
(Master mode)
122 Tdtrf
Data Out Rise Time and Fall Time
—
40
—
20
—
20
Units Conditions
ns
ns
ns
FIGURE 26-20: EUSART SYNCHRONOUS RECEIVE (MASTER/SLAVE) TIMING
RC6/TX/CK
pin
RC7/RX/DT
pin
125
126
Note: Refer to Figure 26-3 for load conditions.
TABLE 26-23: EUSART SYNCHRONOUS RECEIVE REQUIREMENTS
Param.
No.
Symbol
Characteristic
Min Max
125 TdtV2ckl SYNC RCV (MASTER & SLAVE)
Data Hold before CK ↓ (DT hold time)
126 TckL2dtl Data Hold after CK ↓ (DT hold time)
10
—
15
—
Units
ns
ns
Conditions
© 2007 Microchip Technology Inc.
Advance Information
DS41303B-page 389