MCIMX286CVM4B Freescale Semiconductor, MCIMX286CVM4B Datasheet - Page 1795

• 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

28.4.11 PWM Channel 4 Period Register (HW_PWM_PERIOD4)
The PWM Channel 4 Period Register specifies the multi-chip attachment mode, clock
divider value, active high, low values and period.
HW_PWM_PERIOD4: 0x0A0
HW_PWM_PERIOD4_SET: 0x0A4
HW_PWM_PERIOD4_CLR: 0x0A8
HW_PWM_PERIOD4_TOG: 0x0AC
EXAMPLE
HW_PWM_PERIODn_WR(4, 0x00000b1f);
Address:
Freescale Semiconductor, Inc.
Reset
Reset
INACTIVE
Bit
Bit
W
W
R
R
ACTIVE
31 16
Field
15 0
31
15
0
0
HW_PWM_PERIOD4
30
14
0
0
Number of divided clock cycles to count from the beginning of the period before changing the output from
the active state to the inactive state. The internal count of the channel is compared for greater than this
value to change to the inactive state.
Number of divided clock cycles to count from the beginning of the period before changing the output to the
active state. The internal count of the channel is compared for greater than this value to change to the active
state.
RSRVD2
29
13
0
0
i.MX28 Applications Processor Reference Manual, Rev. 1, 2010
28
12
0
0
HW_PWM_ACTIVE4 field descriptions
8006_4000h base + A0h offset = 8006_40A0h
27
11
0
0
26
10
0
0
// Set up period and active/inactive output states
25
0
0
9
24
0
0
8
PERIOD
Description
23
0
0
7
Chapter 28 Pulse-Width Modulator (PWM) Controller
22
0
0
6
CDIV
21
0
5
0
20
0
4
0
INACTIVE_
19
0
0
3
STATE
18
0
0
2
17
ACTIVE_
0
0
1
STATE
1795
16
0
0
0