M058ZAN Nuvoton Technology Corporation of America, M058ZAN Datasheet - Page 343

• Manufacturer Part Number: M058ZAN
• Description: IC MCU 32BIT 32KB FLASH 33QFN
• Manufacturer: Nuvoton Technology Corporation of America
• Series: NuMicro M051™r

Specifications of M058ZAN

• 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: 32KB (32K 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: -

External Bus Interface Timing CONTROL REGISTER (EXTIME)
NuMicro M051
[15:11]
[10:8]
[7:2]
[1]
[0]
Register
EXTIME
31
23
15
Offset
EBI_CTL_BA+0x04 R/W
Reserved
MCLKDIV
Reserved
ExtBW16
ExtEN
30
22
14
Reserved
™
Reserved
External Output Clock Divider
The frequency of EBI output clock is controlled by MCLKDIV.
Notice: Default value of output clock is HCLK/1
Reserved
EBI data width 16 bit
This bit defines if the data bus is 8-bit or 16-bit.
0 = EBI data width is 8 bit
1 = EBI data width is 16 bit
EBI Enable
This bit is the functional enable bit for EBI.
0 = EBI function is disabled
1 = EBI function is enabled
29
21
13
R/W
MCLKDIV
000
001
010
011
100
101
11X
Series Technical Reference Manual
Description
External Bus Interface Timing Control Register
28
20
12
Output clock (MCLK)
HCLK/1
HCLK/2
HCLK/4
HCLK/8
HCLK/16
HCLK/32
default
- 343 -
Reversed
27
19
11
Publication Release Date: Sept 14, 2010
26
18
10
ExtIR2R
25
17
9
Revision V1.2
Reset Value
0x0000_0000
24
16
8