M052ZAN Nuvoton Technology Corporation of America, M052ZAN Datasheet - Page 364

• Manufacturer Part Number: M052ZAN
• Description: IC MCU 32BIT 8KB FLASH 33QFN
• Manufacturer: Nuvoton Technology Corporation of America
• Series: NuMicro M051™r

Specifications of M052ZAN

• 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: 8KB (8K 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: -

Flash Access Time Control Register (FATCON)
Register
FATCON
Bits
[31:5]
[4]
[3:1]
31
23
15
7
NuMicro M051
Descriptions
Reserved
L_SPEED
FATS
Offset
FMC_BA + 0x18 R/W
Reserved
30
22
14
6
R/W
Reserved
Flash Low Speed Mode Enable
1 = Flash access always no wait state (zero wait state)
0 = Insert wait state while Flash access discontinued address.
Note: Set this bit only when HCLK ≤ 25 MHz. If HCLK > 25 MHz, CPU will fetch wrong
code and cause fail result.
Flash Access Time Window Select
These bits are used to decide flash sense amplifier active duration.
000
001
010
011
100
101
FATS
29
21
13
5
™
Description
Series Technical Reference Manual
Flash Access Time Control Register
L_SPEED
Access Time window (ns)
28
20
12
4
- 364 -
Reserved
Reserved
Reserved
40 (default)
50
60
70
80
90
27
19
11
3
Publication Release Date: Sep 14, 2010
FATS[2:0]
26
18
10
2
25
17
9
1
Revision V1.2
Reset Value
0x0000_0000
FPSEN
24
16
8
0