LS7366R Datasheet, PDF (11/13 Pages) LSI Computer Systems – 32-BIT QUADRATURE COUNTER WITH SERIAL INTERFACE

SCK 5
V+
RXD/MOSI 7
SS/ ⁴
A ¹²
B ¹¹
INDEX/ ¹⁰
fCK i ²
fCKO 1
V+
CNT_EN ¹³
V DD ₁₄
(V+)
V SS 3
(V-)
CLOCK
CONTROL
(8)
IO DATA
CONTROL
SPI_XMIT/
IO SHIFT
REG ₍₈₎
(8)
DTR
(32)
BUFFER
EN_DTR
POR
6 TXD/MIS0
FILTER
MODE
CONTROL
÷2
MUX
MDR0<7>
WR
FLAG
MASK
RD
FLAGS
CNTR
(32)
OTR
(32)
MDR0
(8)
EN_CNTR
LOAD
CMPR
EN_OTR
LOAD
EN_MDR0
BUFFER
9 DFLAG/
FLAG
LOGIC
8 LFLAG/
FLAGS
MDR1
(8)
STR
(8)
IR
LOAD CLR RDWR
EN_MDR1
POR
EN_STR
CLR
EN_DTR
EN_CNTR
EN_OTR
(5)
EN_MDR0
EN_MDR1
EN_STR
POR
POR GEN
FIGURE 12. LS7366R BLOCK DIAGRAM
7366R-041906-11