PD72042B_15 Datasheet, PDF (5/92 Pages) Renesas Technology Corp – LSI DEVICE FOR Inter Equipment BusTM (IEBusTM) PROTOCOL CONTROL

BLOCK DIAGRAM
XI XO
µPD72042B
Data link controller
Oscillation
control
section
Program
crash
detection
section
BUS +
BUS –
Internal bus
Receiver
Filter
Driver
Contention
detection
section
Parity generation
section
Parity detection
section
P/S conversion
section
Synchronization
control section
CTR
CMR
WDB
(5 bytes)
TBF
(33 bytes)
STR
FLG
RDB
(7 bytes)
CS
C/D
SCK
SI
(SIO)
SO
(NC)
SEL
Timing
Frame data
RBF
Test circuit
generation
control
(40 bytes)
IRQ
section
section
TEST
RESET
AVDD
VDD
GND
Remark The pin names in parentheses are used when two-wire serial I/O is selected.
Data Sheet S13990EJ3V0DS
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