M054ZAN Nuvoton Technology Corporation of America, M054ZAN Datasheet - Page 218
M054ZAN
Manufacturer Part Number
M054ZAN
Description
IC MCU 32BIT 16KB FLASH 33QFN
Manufacturer
Nuvoton Technology Corporation of America
Series
NuMicro M051™r
Specifications of M054ZAN
Core Processor
ARM Cortex-M0
Core Size
32-Bit
Speed
50MHz
Connectivity
I²C, IrDA, SPI, UART/USART
Peripherals
Brown-out Detect/Reset, LVD, POR, PWM, WDT
Number Of I /o
24
Program Memory Size
16KB (16K x 8)
Program Memory Type
FLASH
Ram Size
4K x 8
Voltage - Supply (vcc/vdd)
2.5 V ~ 5.5 V
Data Converters
A/D 5x12b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
33-WFQFN Exposed Pad
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
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PWM Interrupt Indication Register (PIIR)
Note: User can clear each interrupt flag by writing an one to corresponding bit in PIIR.
Register
PIIR
Bits
[31:4]
[3]
[2]
[1]
[0]
31
23
15
7
NuMicro M051
Descriptions
Reserved
PWMIF3
PWMIF2
PWMIF1
PWMIF0
Offset
PWMA_BA+0x44 R/W
PWMB_BA+0x44 R/W
30
22
14
6
Reserved
Reserved
PWM channel 3 Interrupt Status
Flag is set by hardware when PWM3 down counter reaches zero, software can clear
this bit by writing a one to it.
PWM channel 2 Interrupt Status
Flag is set by hardware when PWM2 down counter reaches zero, software can clear
this bit by writing a one to it.
PWM channel 1 Interrupt Status
Flag is set by hardware when PWM1 down counter reaches zero, software can clear
this bit by writing a one to it.
PWM channel 0 Interrupt Status
Flag is set by hardware when PWM0 down counter reaches zero, software can clear
this bit by writing a one to it.
R/W
29
21
13
5
™
Description
PWM Group A Interrupt Indication Register
PWM Group B Interrupt Indication Register
Series Technical Reference Manual
28
20
12
4
- 218 -
Reserved
Reserved
Reserved
PWMIF3
27
19
11
3
Publication Release Date: Sep 14, 2010
PWMIF2
26
18
10
2
PWMIF1
25
17
9
1
Revision V1.2
Reset Value
0x0000_0000
0x0000_0000
PWMIF0
24
16
8
0
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