SPRS079E – OCTOBER 1998 – REVISED AUGUST 2000
2
POST OFFICE BOX 1443
•
HOUSTON, TEXAS 77251–1443
TABLE OF CONTENTS
Description
3
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Pin Assignments
6
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Terminal Functions
7
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Memory
12
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
On-Chip Peripherals
16
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Software-Programmable Wait-State Generator
16
. . . . . . . . .
Programmable Bank-Switching Wait States
18
. . . . . . . . . . . .
Parallel I/O Ports
19
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Enhanced 8-Bit Host-Port Interface
19
. . . . . . . . . . . . . . . . . . .
Multichannel Buffered Serial Ports
20
. . . . . . . . . . . . . . . . . . . .
Hardware Timer
21
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Clock Generator
21
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
DMA Controller
23
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Memory-Mapped Registers
27
. . . . . . . . . . . . . . . . . . . . . . . . . .
McBSP Control Registers And Subaddresses
29
. . . . . . . . . .
DMA Subbank Addressed Registers
29
. . . . . . . . . . . . . . . . . .
Interrupts
31
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Documentation Support
33
. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Absolute Maximum Ratings
34
. . . . . . . . . . . . . . . . . . . . . . . . . .
Recommended Operating Conditions
34
. . . . . . . . . . . . . . . . .
Electrical Characteristics
35
. . . . . . . . . . . . . . . . . . . . . . . . . . . .
Parameter Measurement Information
35
. . . . . . . . . . . . . . . . . .
Internal Oscillator With External Crystal
36
. . . . . . . . . . . . . . . .
Divide-By-Two Clock Option (PLL Disabled)
37
. . . . . . . . . . . .
Multiply-By-N Clock Option
38
. . . . . . . . . . . . . . . . . . . . . . . . . .
Memory and Parallel I/O Interface Timing
39
. . . . . . . . . . . . . .
Ready Timing For Externally Generated Wait States
45
. . . . .
HOLD and HOLDA Timings
49
. . . . . . . . . . . . . . . . . . . . . . . . . .
Reset, BIO, Interrupt, and MP/MC Timings
50
. . . . . . . . . . . . .
Instruction Acquisition (IAQ), Interrupt Acknowledge
(IACK), External Flag (XF), and TOUT Timings
52
. . . . .
Multichannel Buffered Serial Port Timing
54
. . . . . . . . . . . . . . .
HPI8 Timing
61
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Mechanical Data
65
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
REVISION HISTORY
REVISION
DATE
PRODUCT STATUS
HIGHLIGHTS
*
October 1998
Advanced Information
Original
A
April 1999
Advanced Information
Revised to update characteristic data
B
July 1999
Advanced Information
Revised to update characteristic data
C
September 1999
Advanced Information
Revised to update characteristic data
D
January 2000
Production Data
Revised to release production data.
E
August 2000
Production Data
Added Table of Contents, Revision History, and corrected IDLE3
current on page 35.