ADSP-2171 Analog Devices, ADSP-2171 Datasheet - Page 14

• Manufacturer Part Number: ADSP-2171
• Description: ADSP-2100 Family DSP Microcomputers
• Manufacturer: Analog Devices

ADSP-2171/ADSP-2172/ADSP-2173
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
15 14 13 12 11 10
(disable XTAL pin when no external
Powerup Context Reset Enable
1 = soft reset (context clear),
HIP Data Registers
1 = disabled, 0 = enabled
4096 Cycle Delay Enable
XTAL Pin Drive Disable
1 = delay, 0 = no delay
Serial Clock Divide Modulus
0 = resume execution
during Powerdown
crystal connected)
HDR2
HDR0
HDR3
HDR1
Powerdown Force
HDR5
HDR4
SPORT1 SCLKDIV
XTALDELAY
9
PDFORCE
0x3FF1
XTALDIS
8
PUCR
7
0x3FE3
0x3FE2
0x3FE1
0x3FE0
0x3FE5
0x3FE4
6
15 14 13 12 11 10
0
5
0
4
0
3
Host HDR5
Host HDR4
Host HDR3
Host HDR2
Host HDR1
Host HDR0
SPORT1 Autobuffer Control Register
0
2
Read
Read
Read
Read
Read
Read
Control Registers
1
15 14 13 12 11 10
0
0
0
–14–
9
0
0x3FEF
8
0
Interrupt Enables
1 = Enable
0 = Disable
15 14 13 12 11 10
7
0
6
0
HMASK Register
9
0
5
0x3FE8
Receive Frame Sync Divide Modulus
8
0
4
7
0
3
6
0
2
SPORT1 RFSDIV
9
5
0
0
1
8
0x3FF0
4
0
0
0
7
3
0
RBUF
Receive Autobuffer Enable
TBUF
Transmit Autobuffer Enable
RMREG
Receive M Register
RIREG
Receive I Register
TMREG
Transmit M Register
TIREG
Transmit I Register
2
0
6
1
0
5
0
0
4
3
Host HDR0
Write
Host HDR1
Write
Host HDR2
Write
Host HDR3
Write
Host HDR4
Write
Host HDR5
Write
2
REV. A
1
0