DS80C320-ECD DALLAS [Dallas Semiconductor], DS80C320-ECD Datasheet - Page 146
DS80C320-ECD
Manufacturer Part Number
DS80C320-ECD
Description
High-Speed Microcontroller User Guide
Manufacturer
DALLAS [Dallas Semiconductor]
Datasheet
1.DS80C320-ECD.pdf
(175 pages)
- Current page: 146 of 175
- Download datasheet (2Mb)
SERIAL PORT MODE 0 Figure 12-1
SM2=
SCONx.5
TRANSMIT TIMING
SM2=
SCONx.5
RECEIVE TIMING
(DATA CLOCK)
(DATA CLOCK)
DIVIDE
SCONx.1
BY 12
OSC
FLAG =
(DATA OUT)
T1
(DATA IN)
0
RDSBUF
LDSBUF
SHIFT
SHIFT
RXD
RXD
TXD
TXD
RDSBUF
DIVIDE
RI
LDSBUF
TI
BY 4
SCONx.0
1
FLAG =
R1
BUFFER
BAUD
CLOCK
SERIAL
LOAD
SERIAL
INTERRUPT
OUTPUT SHIFT REGISTER
WRITE TO SBUF
CLOCK
WRITE TO SCON (CLEAR RI)
DATA
RECEIVE
SBUF
BUFFER
BUFFER
SERIAL
SHIFT
READ
LOAD
D0
D0
146 of 175
D1
D1
S0
D2
D2
SI
RD
D3
RECEIVE SHIFT REGISTER
D3
High-Speed Microcontroller User’s Guide
RECEIVE DATA BUFFER WR
D4
D4
LATCH
DATA BUS
P3.0
D5
D5
D6
D6
D7
D7
TXD
PIN
RXD
PIN
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