LPC1837FET256,551 NXP Semiconductors, LPC1837FET256,551 Datasheet - Page 705

• Manufacturer Part Number: LPC1837FET256,551
• Description: Microcontrollers (MCU) 32BIT ARM CORTEX-M3 MCU 136KB SRAM
• Manufacturer: NXP Semiconductors
• Series: LPC18xxr

Specifications of LPC1837FET256,551

• Core: ARM Cortex M3
• 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, 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: Details
• Other names: 935293795551

NXP Semiconductors
<Document ID>
User manual
31.6.5.3 Consolidated Time Register 2
31.6.6 Time Counter Group
The Consolidate Time Register 2 contains just the Day of Year value.
Table 640. Consolidated Time register 2 (CTIME2 - address 0x4004 601C) bit description
[1]
The time value consists of the eight counters shown in
counters can be read or written at the locations shown in
Table 641. Time Counter relationships and values
Table 642. Time Counter registers
[1]
Bit
11:0
31:12
Counter
Second
Minute
Hour
Day of Month
Day of Week
Day of Year
Month
Year
Name
SEC
MIN
HRS
DOM
DOW
DOY
MONTH
YEAR
This register value is not changed by reset.
These values are simply incremented at the appropriate intervals and reset at the defined overflow point.
They are not calculated and must be correctly initialized in order to be meaningful.
Symbol
DOY
-
Size
6
6
5
5
3
9
4
12
All information provided in this document is subject to legal disclaimers.
Size
6
6
5
5
3
9
4
12
Description
Seconds value in the range of 0 to 59
Minutes value in the range of 0 to 59
Hours value in the range of 0 to 23
Day of month value in the range of 1 to 28, 29, 30,
or 31 (depending on the month and whether it is a
leap year).
Day of week value in the range of 0 to 6
Day of year value in the range of 1 to 365 (366 for
leap years)
Month value in the range of 1 to 12
Year value in the range of 0 to 4095
Rev. 00.13 — 20 July 2011
Description
Day of year value in the range of 1 to 365 (366 for leap years).
Reserved, user software should not write ones to reserved bits.
The value read from a reserved bit is not defined.
Enabled by
1 Hz Clock
Second
Minute
Hour
Hour
Hour
Day of Month
Month or day of Year
[1]
[1]
Chapter 31: LPC18xx Real-Time Clock (RTC)
Minimum value
0
0
0
1
0
1
1
0
[1]
Table 641
Table
642.
Maximum value
59
59
23
28, 29, 30 or 31
6
365 or 366 (for leap year)
12
4095
and
Access
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
UM10430
Table
© NXP B.V. 2011. All rights reserved.
Address
0x4004 6020
0x4004 6024
0x4004 6028
0x4004 602C
0x4004 6030
0x4004 6034
0x4004 6038
0x4004 603C
642. These
705 of 1164
Reset
value
-
-
[1]