3 functional overview, 3functional overview, Figure 3-1. functional block diagram – Texas Instruments TMS320F2802 User Manual
Page 24
INT[12:1]
Real-Time JTAG
(TDI, TDO,
, TCK,
TMS, EMU0, EMU1)
TRST
C28x CPU
(100 MHz)
NMI, INT13
Memory Bus
INT14
SYSCLKOUT
RS
CLKIN
12-Bit ADC
ADCSOCA/B
SOCA/B
16 Channels
12
6
32
XCLKOUT
XRS
XCLKIN
X1
X2
32
System Control
(Oscillator, PLL,
Peripheral Clocking,
Low-Power Modes,
Watchdog)
ePWM1/2/3/4/5/6
(12 PWM Outputs,
6 Trip Zones,
6 16-bit Timers)
eCAP1/2/3/4
(4 32-bit Timers)
eQEP1/2
eCAN-A/B (32 mbox)
External Interrupt
Control
PIE
(96 Interrupts)
(A)
FIFO
FIFO
FIFO
SCI-A/B
GPIO MUX
I2C-A
SPI-A/B/C/D
4
8
4
2
16
4
GPIOs
(35)
TINT0
TINT1
TINT2
7
Peripheral Bus
M0 SARAM
1K x 16
M1 SARAM
1K x 16
Boot ROM
4K x 16
(1-wait state)
L0 SARAM
4K x 16
(0-wait)
L1 SARAM
4K x 16
(0-wait)
(B)
H0 SARAM
8K x 16
(0-wait)
(C)
ROM
32K x 16 (C2802)
16K x 16 (C2801)
FLASH
128K x 16 (F2809)
64K x 16 (F2808)
32K x 16 (F2806)
32K x 16 (F2802)
16K x 16 (F2801)
16K x 16 (F2801x)
OTP
1K x 16
(D)
Protected by the code-security module.
32-bit CPU TIMER 0
32-bit CPU TIMER 1
32-bit CPU TIMER 2
SPRS230N – OCTOBER 2003 – REVISED MAY 2012
3
Functional Overview
A.
43 of the possible 96 interrupts are used on the devices.
B.
Not available in F2802, F2801, C2802, and C2801.
C.
Not available in F2806, F2802, F2801, C2802, and C2801.
D.
The 1K x 16 OTP has been replaced with 1K x 16 ROM for C280x devices.
Figure 3-1. Functional Block Diagram
24
Functional Overview
Copyright © 2003–2012, Texas Instruments Incorporated
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