ADV
ANCEINFORMA
TION
16-/12-bit ADC
x4
ADC
Result
Regs
Peripheral Frame 1
GPIO MUX, Input X-BAR, Output X-BAR
Secure Memories
shown in Red
CPU1 Buses
Comparator
SubSystem
(CMPSS)
DAC
x3
Config
Data Bus
Bridge
ePWM-1/../12
eCAP-
1/../6
eQEP-1/2/3
HRPWM-1/../8
SD-1/2
E
X
T
S
Y
NCI
N
E
X
T
S
Y
NCO
UT
T
Z
1
-T
Z
6
E
CAPx
EQEP
xA
EQEP
xB
EPWM
xA
EPWM
xB
EQE
PxI
E
QEPxS
S
D
x
_
D
y
S
D
x
_
C
y
SCI-
A/B/C/D
(16L FIFO)
I2C-A/B
(16L FIFO)
Data Bus Bridge
S
C
IT
X
Dx
S
C
IRX
D
x
S
D
A
x
S
C
L
x
CAN-
A/B
(32-mbox)
Data Bus
Bridge
CA
NRX
x
CA
NTXx
Data Bus
Bridge
US
BDP
US
BDM
USB
Ctrl /
PHY
GPIO
Data Bus
Bridge
G
P
IO
n
EMIF1
Data Bus
Bridge
E
M
1
Dx
EM1Ax
E
M
1
C
TLx
EMIF2
Data Bus
Bridge
E
M
2
Dx
EM2Ax
E
M
2
C
TLx
A
D
B
C
JTAG
AUXCLKIN
External Oscillator
Watchdog
Main PLL
Aux PLL
INTOSC1
INTOSC2
Low-Power
Mode Control
GPIO Mux
TRST
TCK
TDI
TMS
TDO
MEMCPU1
Global Shared
16x 4Kx16
GS0-GS15 RAMs
CP
U
1.
C
L
A1
Bu
s
C28 CPU-1
CPU Timer 0
CPU Timer 1
CPU Timer 2
ePIE
(up to 192
interrupts)
WD Timer
NMI-WDT
CPU1.CLA1 Data ROM
(4Kx16)
CPU1.CLA1 to CPU1
128x16 MSG RAM
CPU1 to CPU1.CLA1
128x16 MSG RAM
Boot-ROM 32Kx16
Non Secure
Secure-ROM 32Kx16
Secure
CPU1.M0 RAM 1Kx16
CPU1.M1 RAM 1Kx16
CPU1.D0 RAM 2Kx16
CPU1.D1 RAM 2Kx16
CPU1 Local Shared
6x 2Kx16
LS0-LS5 RAMs
CPU1.CLA1
CPU1.DMA
PSWD
Dual
Code
Security
Module
+
Emulation
Code
Security
Logic
(ECSL)
PUMP
Flash Bank 0
256K x 16
Secure
(F28377S, F23875S only)
256K x 16
Secure
Flash Bank 1
User-Configurable
DCSM
OTP
1K x 16
(F28377S, F28375S only)
Flash Wrapper for
Bank 1
Flash Wrapper for
Bank 0
FPU
VCU-II
TMU
Analog
Mux
A5:0
B5:0
C5:2
ADCIN14
ADCIN15
D5:0
Peripheral Frame 2
SPI-
A/B/C
(16L FIFO)
S
P
IS
IM
O
x
S
P
IS
O
M
Ix
SP
ICLKx
S
P
IS
T
E
x
McBSP-A/B
M
D
X
x
MR
Xx
M
C
L
K
X
x
M
C
L
K
R
x
M
F
S
X
x
M
F
S
Rx
U
P
P
AD
[7:
0]
UPP
AC
L
K
UPP
A
EN
U
P
P
A
WT
UPP
A
ST
uPP
RAM
TMS320F28377S, TMS320F28376S, TMS320F28375S, TMS320F28374S
SPRS881A – AUGUST 2014 – REVISED JUNE 2015
1.4
Functional Block Diagram
shows the CPU system and associated peripherals.
Figure 1-1. Functional Block Diagram
4
Device Overview
Copyright © 2014–2015, Texas Instruments Incorporated
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