Texas Instruments TMS320C2XX User Manual
Page 20
Figures
xxi
Contents
5–5
INT2/INT3 Request Flow Chart
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
5–6
Maskable Interrupt Operation Flow Chart
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
5–7
’C2xx Interrupt Flag Register (IFR) — Data-Memory Address 0006h
. . . . . . . . . . . . . . . .
5–8
’C2xx Interrupt Mask Register (IMR) — Data-Memory Address 0004h
5–9
’C2xx Interrupt Control Register (ICR) — I/O-Space Address FFECh
5–10
Nonmaskable Interrupt Operation Flow Chart
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
6–1
Instruction Register Contents for Example 6–1
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
6–2
Two Words Loaded Consecutively to the Instruction Register in Example 6–2
. . . . . . . . .
6–3
Pages of Data Memory
6–4
Instruction Register (IR) Contents in Direct Addressing Mode
. . . . . . . . . . . . . . . . . . . . . . .
6–5
Generation of Data Addresses in Direct Addressing Mode
. . . . . . . . . . . . . . . . . . . . . . . . . .
6–6
Instruction Register Content in Indirect Addressing
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
7–1
Bit Numbers and Their Corresponding Bit Codes for BIT Instruction
. . . . . . . . . . . . . . . .
7–2
Bit Numbers and Their Corresponding Bit Codes for BITT Instruction
7–3
LST #0 Operation
7–4
LST #1 Operation
8–1
Using the Internal Oscillator
8–2
Using an External Oscillator
8–3
’C2xx CLK Register — I/O-Space Address FFE8h
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
8–4
Timer Functional Block Diagram
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
8–5
’C2xx Timer Control Register (TCR) — I/O-Space Address FFF8h
. . . . . . . . . . . . . . . . . .
8–6
’C2xx Wait-State Generator Control Register (WSGR)
— I/O-Space Address FFFCh
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
8–7
BIO Timing Diagram Example
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
9–1
Synchronous Serial Port Block Diagram
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
9–2
2-Way Serial Port Transfer With External Frame Sync and External Clock
9–3
Synchronous Serial Port Control Register (SSPCR)
— I/O-Space Address FFF1h
9–4
Burst Mode Transmission With Internal Frame Sync and
Multiple Words in the Buffer
9–5
Burst Mode Transmission With External Frame Sync
. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
9–6
Continuous Mode Transmission With Internal Frame Sync
. . . . . . . . . . . . . . . . . . . . . . . . .
9–7
Continuous Mode Transmission With External Frame Sync
. . . . . . . . . . . . . . . . . . . . . . . .
9–8
Burst Mode Reception
9–9
Continuous Mode Reception
9–10
Test Bits in the SSPCR
10–1
Asynchronous Serial Port Block Diagram
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
10–2
Typical Serial Link Between a ’C2xx Device and a Host CPU
. . . . . . . . . . . . . . . . . . . . . .
10–3
Asynchronous Serial Port Control Register (ASPCR) — I/O-Space
Address FFF5h
10–4
I/O Status Register (IOSR) — I/O-Space Address FFF6h
. . . . . . . . . . . . . . . . . . . . . . . . .
10–5
Example of the Logic for Pins IO0–IO3
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
10–6
Data Transmit
10–7
Data Receive
11–1
’C209 Address Maps