LPC2458FET180,551 NXP Semiconductors, LPC2458FET180,551 Datasheet - Page 436
LPC2458FET180,551
Manufacturer Part Number
LPC2458FET180,551
Description
IC ARM7 MCU FLASH 512K 180TFBGA
Manufacturer
NXP Semiconductors
Series
LPC2400r
Specifications of LPC2458FET180,551
Core Processor
ARM7
Core Size
16/32-Bit
Speed
72MHz
Connectivity
CAN, EBI/EMI, Ethernet, I²C, Microwire, MMC, SPI, SSI, SSP, UART/USART, USB OTG
Peripherals
Brown-out Detect/Reset, DMA, I²S, POR, PWM, WDT
Number Of I /o
136
Program Memory Size
512KB (512K x 8)
Program Memory Type
FLASH
Ram Size
98K x 8
Voltage - Supply (vcc/vdd)
3 V ~ 3.6 V
Data Converters
A/D 8x10b; D/A 1x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
180-TFBGA
Processor Series
LPC24
Core
ARM7TDMI-S
Data Bus Width
32 bit
Data Ram Size
98 KB
Interface Type
CAN, Ethernet, I2C, I2S, IrDA, SPI, SSP, UART, USB
Maximum Clock Frequency
72 MHz
Number Of Programmable I/os
136
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, SAB-TFBGA180
Minimum Operating Temperature
- 40 C
On-chip Adc
10 bit, 8 Channel
On-chip Dac
10 bit, 1 Channel
Package
180TFBGA
Device Core
ARM7TDMI-S
Family Name
LPC2000
Maximum Speed
72 MHz
For Use With
622-1023 - BOARD SCKT ADAPTER FOR TFBGA180622-1005 - USB IN-CIRCUIT PROG ARM7 LPC2K
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Lead Free Status / Rohs Status
Details
Other names
568-4258
935282454551
LPC2458FET180-S
935282454551
LPC2458FET180-S
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
LPC2458FET180,551
Manufacturer:
MICROCHIP
Quantity:
1 103
Company:
Part Number:
LPC2458FET180,551
Manufacturer:
NXP Semiconductors
Quantity:
10 000
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UM10237_4
User manual
Fig 65. Autobaud a) mode 0 and b) mode 1 waveform
a. Mode 0 (start bit and LSB are used for auto-baud)
b. Mode 1 (only start bit is used for auto-baud)
16xbaud_rate
16xbaud_rate
U0ACR start
U1ACR start
rate counter
rate counter
UARTn RX
UARTn RX
2. A falling edge on UARTn Rx pin triggers the beginning of the start bit. The rate
3. During the receipt of the start bit, 16 pulses are generated on the RSR baud input with
4. During the receipt of the start bit (and the character LSB for mode = 0) the rate
5. If Mode = 0 then the rate counter will stop on next falling edge of the UARTn Rx pin. If
6. The rate counter is loaded into UnDLM/UnDLL and the baud-rate will be switched to
measuring counter will start counting pclk cycles.
the frequency of the UARTn input clock, guaranteeing the start bit is stored in the
UnRSR.
counter will continue incrementing with the pre-scaled UARTn input clock (pclk).
normal operation. After setting the UnDLM/UnDLL the end of auto-baud interrupt
UnIIR ABEOInt will be set, if enabled. The UnRSR will now continue receiving the
remaining bits of the ”A/a" character.
Mode = 1 then the rate counter will stop on the next rising edge of the UARTn Rx pin.
start
start
16 cycles
16 cycles
bit0
bit0
bit1
bit1
start bit
start bit
Rev. 04 — 26 August 2009
bit2
bit2
'A' (0x41) or 'a' (0x61)
'A' (0x41) or 'a' (0x61)
bit3
bit3
bit4
bit4
16 cycles
bit5
bit5
bit6
bit6
LSB of 'A' or 'a'
LSB of 'A' or 'a'
Chapter 16: LPC24XX UART0/2/3
bit7
bit7
parity stop
parity stop
UM10237
© NXP B.V. 2009. All rights reserved.
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