參數(shù)資料
型號: MB9BF505RPMC
元件分類: 微控制器/微處理器
英文描述: 32-BIT, FLASH, 80 MHz, RISC MICROCONTROLLER, PQFP120
封裝: 16 X 16 MM, 1.70 MM HEIGHT, 0.50 MM PITCH, PLASTIC, LQFP-120
文件頁數(shù): 25/120頁
文件大小: 1277K
代理商: MB9BF505RPMC
120
8266D-MCU Wireless-06/12
ATmega128RFA1
Bit 3:0 – BATMON_VTH3:0 - Battery Monitor Threshold Voltage
The threshold values for the battery monitor are set by these register bits according to
the following table.
Table 9-59 BATMON_VTH Register Bits
Register Bits
Value
Description
0x0
2.550V / 1.70V (BATMON_HR=1/0)
0x1
2.625V / 1.75V (BATMON_HR=1/0)
0x2
2.700V / 1.80V (BATMON_HR=1/0)
0x3
2.775V / 1.85V (BATMON_HR=1/0)
0x4
2.850V / 1.90V (BATMON_HR=1/0)
0x5
2.925V / 1.95V (BATMON_HR=1/0)
0x6
3.000V / 2.00V (BATMON_HR=1/0)
0x7
3.075V / 2.05V (BATMON_HR=1/0)
0x8
3.150V / 2.10V (BATMON_HR=1/0)
0x9
3.225V / 2.15V (BATMON_HR=1/0)
0xA
3.300V / 2.20V (BATMON_HR=1/0)
0xB
3.375V / 2.25V (BATMON_HR=1/0)
0xC
3.450V / 2.30V (BATMON_HR=1/0)
0xD
3.525V / 2.35V (BATMON_HR=1/0)
0xE
3.600V / 2.40V (BATMON_HR=1/0)
BATMON_VTH3:0
0xF
3.675V / 2.45V (BATMON_HR=1/0)
9.12.22 XOSC_CTRL – Crystal Oscillator Control Register
Bit
7
6
5
4
NA ($152)
XTAL_MODE3
XTAL_MODE2
XTAL_MODE1
XTAL_MODE0
XOSC_CTRL
Read/Write
RW
Initial Value
1
Bit
3
2
1
0
NA ($152)
XTAL_TRIM3
XTAL_TRIM2
XTAL_TRIM1
XTAL_TRIM0
XOSC_CTRL
Read/Write
RW
Initial Value
0
This register controls the operation of the 16MHz crystal oscillator.
Bit 7:4 – XTAL_MODE3:0 - Crystal Oscillator Operating Mode
These register bits set the operating mode of the 16 MHz crystal oscillator. For normal
operation the default value is set to XTAL_MODE = 0xF after reset. For use with an
external clock source it is recommended to set XTAL_MODE = 0x4.
Table 9-60 XTAL_MODE Register Bits
Register Bits
Value
Description
0x4
Internal crystal oscillator disabled; use
external reference frequency.
XTAL_MODE3:0
0xF
Internal crystal oscillator enabled; amplitude
regulation of oscillation enabled.
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