MCIMX286CVM4B Freescale Semiconductor, MCIMX286CVM4B Datasheet - Page 1538

• Manufacturer Part Number: MCIMX286CVM4B
• Description: IC MPU I.MX286 289MAPBGA
• Manufacturer: Freescale Semiconductor
• Series: i.MX28r

Specifications of MCIMX286CVM4B

• Core Processor: ARM9
• Core Size: 32-Bit
• Speed: 454MHz
• Connectivity: CAN, EBI/EMI, Ethernet, I²C, MMC, SmartCard, SPI, SSI, UART/USART, USB OTG
• Peripherals: DMA, I²S, LCD, POR, PWM, WDT
• Program Memory Size: 128KB (32K x 32)
• Program Memory Type: Mask ROM
• Ram Size: 32K x 32
• Voltage - Supply (vcc/vdd): 1.25 V ~ 5.25 V
• Data Converters: A/D 17x12b
• Oscillator Type: External
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 289-LFBGA
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Number Of I /o: -
• Eeprom Size: -
• Lead Free Status / Rohs Status: Compliant

Programmable Registers
Address:
Re-
24.3.6 UART Fractional Baud Rate Divisor Register
The FBRD register is the fractional part of the baud rate divisor value.
Address:
1538
set
Reset
Reset
Bit
BAUD_DIVFRAC
W
R
UNAVAILABLE
UNAVAILABLE
BAUD_DIVINT
Bit
Bit
Reserved
31
W
W
0
R
R
31 16
Field
15 0
Field
31 8
7 6
5 0
30
0
31
15
0
0
29
0
(HW_UARTDBG_FBRD)
HW_UARTDBG_FBRD
HW_UARTDBG_IBRD
28
0
30
14
0
0
The UART IP only implements 16 and 8-bit registers, so the top 2 or 3 bytes of every 32-bit register are
always unavailable.
Baud Rate Integer [15:0]. The integer baud rate divisor.
The UART IP only implements 16 and 8-bit registers, so the top 2 or 3 bytes of every 32-bit register are
always unavailable.
This bitfield is reserved.
Not documented.
Baud Rate Fraction [5:0]. The fractional baud rate divisor.
27
0
26
0
29
13
0
0
i.MX28 Applications Processor Reference Manual, Rev. 1, 2010
UNAVAILABLE[15:8]
UNAVAILABLE
25
0
24
0
28
12
0
0
HW_UARTDBG_FBRD field descriptions
HW_UARTDBG_IBRD field descriptions
23
0
22
0
27
11
0
0
8007_4000h base + 24h offset = 8007_4024h
8007_4000h base + 28h offset = 8007_4028h
21
0
20
0
26
10
0
0
19
0
18
25
0
0
0
9
UNAVAILABLE[31:16]
17
0
16
24
0
0
0
8
15
0
Description
Description
RESERVED
23
14
0
0
0
7
13
0
22
12
0
0
6
0
11
0
21
0
5
0
10
0
BAUD_DIVINT
0
9
20
0
4
0
0
8
BAUD_DIVFRAC
Freescale Semiconductor, Inc.
0
7
19
0
0
3
0
6
0
5
18
0
0
2
0
4
3
0
17
0
0
1
0
2
0
1
16
0
0
0
0
0