Home > Anaheim > Integrated Circuit > Anaheim Integrated Circuit LSILS7366R Spec Sheet

Anaheim Integrated Circuit LSILS7366R Spec Sheet

Download as PDF Print this page Share this page

Have a look at the manual Anaheim Integrated Circuit LSILS7366R Spec Sheet online for free. It’s possible to download the document as PDF or print. UserManuals.tech offer 523 Anaheim manuals and user’s guides for free. Share the user manual or guide on Facebook, Twitter or Google+.

$Page 6 Parameter Symbol Min. Value \ Max.Value Unit Remarks Non-Quadrature Mode (See Fig. 6 & 9) Clock A - High Pulse Width t 6 12 - ns - Clock A - Low Pulse Width t 7 12 - ns - Direction Input B Set-up Time t 8S 12 - ns - Direction Input B Hold Time t 8H10 - ns - CNT_EN Set-up Time t 9S 12 - ms - CNT_EN Hold Time t 9H12 - ms...$

$Page 9 7366-081507-9 UP DOWN A B X4_CLK X2_CLK X1_CLK (see note) (see note) (see note) tQ1 tQ2 Note: x1, x2, and x4 CLKs are internal up/down clocks derived from filtered a\ nd decoded quadrature clocks. FIGURE 7. A/B QUADRATURE CLOCKS vs INTERNAL C\ OUNT CLOCKS Note: CNTR values are indicated in 3-byte mode FIGURE 8. QUADRATURE CLOCKS v\ s FLAG OUTPUTS FIGURE 6. COUNT...$

View all the pages

Add page 11 to Favourites

image text

Enable zoom

							7366R-041906-11
FIGURE 12.  LS7366R BLOCK DIAGRAM
CLOCK
CONTROL
IO DATA
CONTROLFILTER
MUX MODE
CONTROL
IO SHIFT
REG
÷2
FLAG
MASK STRMDR1
MDR0 OTR
CNTRDTR
(32)
I R
LOAD CLR RD WR CLR
RD
FLAGS
WR
POR
EN_MDR1
EN_OTR
POR EN_DTR
(32)
(32) (8)(8)
(8)
(5)
EN_CNTRCMPR FLAG
LOGIC
  SCK
    RXD/MOSI
 SS/A
B
INDEX/
 f
CKi
 f
CKO
 VDD
 VSS
POR GEN POR
FLAGS  LFLAG/
TXD/MIS0
(8)
MDR0
( V- )
(
V+ )
SPI_XMIT/
CNT_EN
V+
V+
(8)
EN_STR
EN_DTR
EN_CNTR
EN_OTR
EN_MDR0
EN_MDR1
EN_STR
(8)
   6  BUFFER
LOAD 8
5
7
4
  12
11
  10
 2
    1
  13
143
LOAD
EN_MDR0
    BUFFER DFLAG/9

Add page 12 to Favourites

image text

Enable zoom

							7366R-021309-12
       FIGURE 14.  PIC18C TO LS7366R
LS7366R
MISO
MOSI SCK
SS/
PIC18CXXX
 RC3/SCK
   RC4/SDI
   RC5/SDO  
RA5
  4
  5
  6
  7
LS7366R
1M
 40MHz
* Cm
*Cm
    
f
CKI
  fCKO
 FIGURE 13.  GENERAL I/O CONNECTIONS
 ENCODER  
INDEX/
  A
  B
 
 1
   2
    10 1211
Vss
SS/
SCK   
INT/
   RXD
   TXD
   SCK
   SS/
GND
MOSI
 MISO
LFLAG/
    
8
  6
7
5
   4
+V
+V
+V
 
 VDD   
VDD
MCU
    3
*NOTE: Cm is chosen according to the following equations: Cm = 2(C 
L - C  P) - 10pF, where
C 
L = manufacturers specified crystal load capacitance.
               C 
P = PCB parasitic capacitance seen by the crystal.

Add page 13 to Favourites

image text

Enable zoom

							;Sample routines for PIC18CXXX interface
/***********************************************************************************************************************/
 ;Initialize PIC18Cxxx portc in LS7366 compatible SPI
 ;Setup: master mode, SCK idle low, SDI/SDO datashift on high to low transition of SCK
 ;SS/ assertion/deassertion made with direct manipulation of RA5
 
                ;Initialize portc
                CLRF            PORTC                ;Clear portc
                CLRF            LATC                   ;Clear data latches
                MOVLW        0x10                    ;RC4 is input, RC3 & RC5 are outputs
                MOVWF       TRISC                  ;RC3=CLK, RC4=SDI, RC5=SDO
                BCF             TRISA, 5               ;RA5=output
                BSF             PORTA, 5             ;RA5=SS/=high
                CLRF           SSPSTAT             ;SMP=0 => SDI data sampled at mid-data
                BSF             SSPSTAT, CKE    ;CKE=1 => data shifts on active to idle SCK transitions
                MOVLW       0x21                      ;SPI mode initialization data 
                MOVWF      SSPCON               ;Master  mode, CLK/16, CKP=0 => CLK idles low
                                                                  ;data shifted on active to idle CLK edge
/***********************************************************************************************************************/
           
                ; WR_MDR0
        
                BSF             PORTA, 5               ;SS/=high
                BCF             PORTA, 5               ;SS/=low
                MOVLW      0x88                        ;LS7366 WR_MDR0 command
                MOVWF      SSPBUF                 ;Transmit command byte
LOOP1   BTFSS         SSPSTAT, BF         ;Transmission complete with BF flag set?
                BRA            LOOP1                    ;No, check again
                MOVF         SSPBUF, W             ;Dummy read to clear BF flag.
                MOVLW      0xA3                        ;MDR0  data:fck/2, synchronous index. index=rcntr, x4
                MOVWF      SSPBUF                  ;Transmit data
LOOP2   BTFSS         SSPSTAT, BF         ;BF set?
                BRA            LOOP2                    ;No, check again
                BSF             PORTA, 5                ;SS/=high
/***********************************************************************************************************************/
                ;RD_MDR0
               
                BSF             PORTA, 5                ;SS/=high
                BCF             PORTA, 5                ;SS/=low
                MOVLW      0x48                         ;LS7366 RD_MDR0 command
                MOVWF      SSPBUF                  ;Transmit command byte
LOOP1   BTFSS         SSPSTAT, BF          ;BF flag set?
                BRA            LOOP1                     ;No, check again
                MOVWF      SSPBUF                  ;Send dummy byte to generate clock & receive data
LOOP2   BTFSS         SSPSTAT, BF          ;BF flag set?
                BRA            LOOP2                     ;No, check again
                MOVF         SSPBUF, W             ;Recieved data in WREG.
                MOVWF      RXDATA                  ;Save received data in RAM 
                BSF             PORTA, 5                ;SS/=high
                7366R-041906-13

All Anaheim manuals Comments (0)

Anaheim Integrated Circuit LSILS7366R Spec Sheet

Related Manuals for Anaheim Integrated Circuit LSILS7366R Spec Sheet