LPC1769FBD100,551 NXP Semiconductors, LPC1769FBD100,551 Datasheet - Page 336

• Manufacturer Part Number: LPC1769FBD100,551
• Description: IC ARM CORTEX MCU 512K 100-LQFP
• Manufacturer: NXP Semiconductors
• Series: LPC17xxr

Specifications of LPC1769FBD100,551

• Program Memory Type: FLASH
• Program Memory Size: 512KB (512K x 8)
• Package / Case: 100-LQFP
• Core Processor: ARM® Cortex-M3™
• Core Size: 32-Bit
• Speed: 120MHz
• Connectivity: CAN, Ethernet, I²C, IrDA, Microwire, SPI, SSI, UART/USART, USB OTG
• Peripherals: Brown-out Detect/Reset, DMA, I²S, Motor Control PWM, POR, PWM, WDT
• Number Of I /o: 70
• Ram Size: 64K x 8
• Voltage - Supply (vcc/vdd): 2.4 V ~ 3.6 V
• Data Converters: A/D 8x12b, D/A 1x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Processor Series: LPC17
• Core: ARM Cortex M3
• Data Bus Width: 32 bit
• Data Ram Size: 64 KB
• Interface Type: Ethernet, USB, OTG, CAN
• Maximum Clock Frequency: 120 MHz
• Number Of Programmable I/os: 70
• Number Of Timers: 4
• Operating Supply Voltage: 3.3 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• 3rd Party Development Tools: MDK-ARM, RL-ARM, ULINK2, MCB1760, MCB1760U, MCB1760UME
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 12 bit, 8 Channel
• On-chip Dac: 10 bit
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: 622-1005 - USB IN-CIRCUIT PROG ARM7 LPC2K
• Eeprom Size: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: 568-4966; 935290522551

NXP Semiconductors
UM10360
User manual
Fig 51. Algorithm for setting UART dividers
Pick another FR
the range [1.1, 1.9]
All information provided in this document is subject to legal disclaimers.
est
Rev. 2 — 19 August 2010
from
False
DL
FR
est
DIVADDVAL = table(FR
est
= Int(PCLK/(16 x BR x FR
DL
MULVAL = table(FR
= PCLK/(16 x BR x DL
Calculating UART
est
1.1 < FR
DLM = DL
DLL = DL
baudrate (BR)
= PCLK/(16 x BR)
FR
DL
integer?
PCLK,
est
est
End
BR
est
= 1.5
is an
est
est
< 1.9?
[15:8]
True
[7:0]
False
est
est
)
est
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est
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Chapter 15: LPC17xx UART1
True
DIVADDVAL = 0
MULVAL = 1
UM10360
© NXP B.V. 2010. All rights reserved.
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