參數(shù)資料
型號: ATMEGA164P-B15MZ
廠商: Atmel
文件頁數(shù): 23/70頁
文件大?。?/td> 0K
描述: IC MCU 8BIT 16KB FLASH 44VQFN
標(biāo)準(zhǔn)包裝: 4,000
系列: AVR® ATmega
核心處理器: AVR
芯體尺寸: 8-位
速度: 16MHz
連通性: I²C,SPI,UART/USART
外圍設(shè)備: 欠壓檢測/復(fù)位,POR,PWM,WDT
輸入/輸出數(shù): 32
程序存儲器容量: 16KB(8K x 16)
程序存儲器類型: 閃存
EEPROM 大?。?/td> 512 x 8
RAM 容量: 1K x 8
電壓 - 電源 (Vcc/Vdd): 2.7 V ~ 5.5 V
數(shù)據(jù)轉(zhuǎn)換器: A/D 8x10b
振蕩器型: 內(nèi)部
工作溫度: -40°C ~ 125°C
封裝/外殼: 44-VFQFN
包裝: 帶卷 (TR)
其它名稱: ATMEGA164P-B15MZ-ND
2011 Microchip Technology Inc.
DS41391D-page 241
PIC16(L)F1826/27
25.2.6
SPI OPERATION IN SLEEP MODE
In SPI Master mode, module clocks may be operating
at a different speed than when in full power mode; in
the case of the Sleep mode, all clocks are halted.
Special care must be taken by the user when the
MSSPx clock is much faster than the system clock.
In Slave mode, when MSSPx interrupts are enabled,
after the master completes sending data, an MSSPx
interrupt will wake the controller from Sleep.
If an exit from Sleep mode is not desired, MSSPx inter-
rupts should be disabled.
In SPI Master mode, when the Sleep mode is selected,
all module clocks are halted and the transmis-
sion/reception will remain in that state until the device
wakes. After the device returns to Run mode, the mod-
ule will resume transmitting and receiving data.
In SPI Slave mode, the SPI Transmit/Receive Shift
register operates asynchronously to the device. This
allows the device to be placed in Sleep mode and data
to be shifted into the SPI Transmit/Receive Shift
register. When all 8 bits have been received, the
MSSPx interrupt flag bit will be set and if enabled, will
wake the device.
TABLE 25-1:
SUMMARY OF REGISTERS ASSOCIATED WITH SPI OPERATION
Name
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
Register
on Page
APFCON0
RXDTSEL
SDO1SEL
SS1SEL
P2BSEL(1) CCP2SEL(1)
P1DSEL
P1CSEL
CCP1SEL
ANSELA
ANSA4
ANSA3
ANSA2
ANSA1
ANSA0
ANSELB
ANSB7
ANSB6
ANSB5
ANSB4
ANSB3
ANSB2
ANSB1
INTCON
GIE
PEIE
TMR0IE
INTE
IOCIE
TMR0IF
INTF
IOCIF
PIE1
TMR1GIE
ADIE
RCIE
TXIE
SSP1IE
CCP1IE
TMR2IE
TMR1IE
PIR1
TMR1GIF
ADIF
RCIF
TXIF
SSP1IF
CCP1IF
TMR2IF
TMR1IF
SSPxBUF
Synchronous Serial Port Receive Buffer/Transmit Register
SSPxCON1
WCOL
SSPxOV
SSPxEN
CKP
SSPxM3
SSPxM2
SSPxM1
SSPxM0
SSPxCON3
ACKTIM
PCIE
SCIE
BOEN
SDAHT
SBCDE
AHEN
DHEN
SSPxSTAT
SMP
CKE
D/A
P
S
R/W
UA
BF
TRISA
TRISA7
TRISA6
TRISA5
TRISA4
TRISA3
TRISA2
TRISA1
TRISA0
TRISB
TRISB7
TRISB6
TRISB5
TRISB4
TRISB3
TRISB2
TRISB1
TRISB0
Legend:
— = Unimplemented location, read as ‘0’. Shaded cells are not used by the MSSPx in SPI mode.
*
Page provides register information.
Note
1:
PIC16(L)F1827 only.
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