LPC1857FET256,551 NXP Semiconductors, LPC1857FET256,551 Datasheet - Page 605
LPC1857FET256,551
Manufacturer Part Number
LPC1857FET256,551
Description
IC MCU 32BIT 1MB FLASH 256LBGA
Manufacturer
NXP Semiconductors
Series
LPC18xxr
Datasheets
1.LPC1830FET256551.pdf
(87 pages)
2.LPC1810FET100551.pdf
(2 pages)
3.LPC1810FET100551.pdf
(1164 pages)
Specifications of LPC1857FET256,551
Core Processor
ARM® Cortex-M3™
Core Size
32-Bit
Speed
150MHz
Connectivity
CAN, EBI/EMI, Ethernet, I²C, Microwire, SD/MMC, SPI, SSI, SSP, UART/USART, USB OTG
Peripherals
Brown-out Detect/Reset, DMA, I²S, LCD, Motor Control PWM, POR, PWM, WDT
Number Of I /o
80
Program Memory Size
1MB (1M x 8)
Program Memory Type
FLASH
Eeprom Size
-
Ram Size
136K x 8
Voltage - Supply (vcc/vdd)
2 V ~ 3.6 V
Data Converters
A/D 16x10b; D/A 1x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
256-LBGA
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
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Part Number:
LPC1857FET256,551
Manufacturer:
NXP Semiconductors
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24.6.15 SCT flag enable register
24.6.16 SCT event flag register
Table 513. SCT DMA 0 request register (DMAREQ0 - address 0x4000 005C) bit description
Table 514. SCT DMA 1 request register (DMAREQ1 - address 0x4000 0060) bit description
This register enables flags to request an interrupt if the FLAGn bit in the SCT event flag
register
Table 515. SCT flag enable register (EVEN - address 0x4000 00F0) bit description
This register records events. Writing ones to this register clears the corresponding flags
and will negate the SCT interrupt request if all enabled Flag bits are zero.
Table 516. SCT event flag register (EVFLAG - address 0x4000 00F4) bit description
Bit
15:0
29:16
30
31
Bit
15:0
29:16
30
31
Bit
15:0
31:16
Bit
15:0 FLAG
31:
16
Symbol Description
-
Symbol
IEN
-
(Section
Symbol
DEV_0
-
DRL0
DRQ0
Symbol
DEV_1
-
DRL1
DRQ1
Bit n is one if event n has occurred since reset or a 1 was last written to
this bit (event 0 = bit 0, event 1 = bit 1,..., event 15 = bit 15).
Reserved
All information provided in this document is subject to legal disclaimers.
24.6.16) is also set.
Description
The SCT requests interrupt when bit n of this register and the event
flag register are both one (event 0 = bit 0, event 1 = bit 1,..., event
15 = bit 15).
Reserved
Rev. 00.13 — 20 July 2011
Description
If bit n is one, event n sets DMA request 0 (event 0 = bit 0, event
1 = bit 1,..., event 15 = bit 15).
Reserved
A 1 in this bit makes the SCT set DMA request 0 when it loads
the Match_L/Unified registers from the Reload_L/Unified
registers.
This read-only bit indicates the state of DMA Request 0
Description
If bit n is one, event n sets DMA request 1 (event 0 = bit 0, event
1 = bit 1,..., event 15 = bit 15).
Reserved
A 1 in this bit makes the SCT set DMA request 1 when it loads
the Match L/Unified registers from the Reload L/Unified
registers.
This read-only bit indicates the state of DMA Request 1.
Chapter 24: LPC18xx State Configurable Timer (SCT)
UM10430
© NXP B.V. 2011. All rights reserved.
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value
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value
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