MSP430F551X_1 Datasheet, PDF (7/115 Pages) Texas Instruments – MIXED SIGNAL MICROCONTROLLER

MSP430F551x
MSP430F552x
www.ti.com
SLAS590D – OCTOBER 2009 – REVISED APRIL 2010
Functional Block Diagram – MSP430F5519IPN, MSP430F5517IPN, MSP430F5515IPN
XIN XOUT RST/NMI DVCC DVSS VCORE AVCC AVSS
PA
PB
PC
PD
P1.x P2.x P3.x P4.x P5.x P6.x P7.x P8.x
DP,DM,PUR
XT2IN
XT2OUT
Unified
Clock
System
ACLK
SMCLK
MCLK
128KB
96KB
64KB
Flash
Power
SYS
4KB+2KB ^{Management Watchdog}
RAM
LDO
SVM/SVS
Brownout
Port Map
Control
(P4)
I/O Ports
P1/P2
2×8 I/Os
Interrupt
& Wakeup
PA
1×16 I/Os
I/O Ports
P3/P4
2×8 I/Os
PB
1×16 I/Os
I/O Ports
P5/P6
2×8 I/Os
PC
1×16 I/Os
I/O Ports
P7/P8
1×8 I/Os
1×3 I/Os
PD
1×11 I/Os
CPUXV2
and
Working
Registers
MAB
MDB
Full-speed
USB
USB-PHY
USB-LDO
USB-PLL
DMA
3 Channel
EEM
(L: 8+2)
JTAG/
SBW
Interface
MPY32
TA0
Timer_A
5 CC
Registers
TA1
Timer_A
3 CC
Registers
TA2
Timer_A
3 CC
Registers
TB0
Timer_B
7 CC
Registers
RTC_A
CRC16
USCI0,1
USCI_Ax:
UART,
IrDA, SPI
USCI_Bx:
SPI, I2C
COMP_B
12 Channels
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