XC56309AG100A Freescale Semiconductor, XC56309AG100A Datasheet - Page 257

• Manufacturer Part Number: XC56309AG100A
• Description: IC DSP 24BIT 100MHZ 144-TQFP
• Manufacturer: Freescale Semiconductor
• Series: DSP563xxr
• Type: Fixed Pointr

Specifications of XC56309AG100A

• Interface: Host Interface, SSI, SCI
• Clock Rate: 100MHz
• Non-volatile Memory: ROM (576 B)
• On-chip Ram: 24kB
• Voltage - I/o: 3.30V
• Voltage - Core: 3.30V
• Operating Temperature: -40°C ~ 100°C
• Mounting Type: Surface Mount
• Package / Case: 144-LQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Freescale Semiconductor
Application:
23 22 21 20
ESSI Control Register A (CRAx) ESSI0—X:$FFFFB5 Read/Write
Reset = $000000
Select SC1 as Tx#0 drive
enable
0 = SC1 functions as
1 = functions as driver
*
0
ESSI
serial I/O flag
enable of Tx#0
external buffer
SSC1
WL2
WL2
0
0
0
0
1
1
1
1
WL1
WL1
19 18 17 16
WL0
0
0
1
1
0
0
1
1
Alignment Control
0 = 16-bit data left aligned to bit 23
1 = 16-bit data left aligned to bit 15
ALC
Figure B-14. ESSI Control Register A (CRA)
WL0
Word Length Control
0
1
0
1
0
1
0
1
*
0
8
12
16
24
32 (data in first 24 bits)
32 (data in last 24 bits)
Reserved
Reserved
DC4
Number of bits/word
Frame Rate Divider Control
DC4:0 = $00-$1F (1 to 32)
Divide ratio for Normal mode
# of time slots for Network
15 14 13 12 11 10 9
DC3 DC2
DSP56309 User’s Manual, Rev. 1
ESSI1—X:$FFFFA5 Read/Write
DC1
DC0
PSR
*
0
Prescaler Range
0 = divide by 8
1 = divide by 1
The combination of PSR = 1 and PM[7:0] = $00 is forbidden
*
0
*
0
8
PM7
7
*
PM6
Date:
Programmer:
6
= Reserved, Program as 0
Prescale Modulus Select
PM[7–0] = $00-$FF (divide by 1 to 256)
PM5 PM4 PM3 PM2 PM1 PM0
5
4
3
Programming Sheets
Sheet 1 of 3
2
1
0
B-23