AT89C51SND1C-ROTUL Atmel, AT89C51SND1C-ROTUL Datasheet - Page 194

• Manufacturer Part Number: AT89C51SND1C-ROTUL
• Description: IC 8051 MCU FLASH 64K MP3 80TQFP
• Manufacturer: Atmel
• Series: 89Cr

Specifications of AT89C51SND1C-ROTUL

• Core Processor: 8051
• Core Size: 8-Bit
• Speed: 40MHz
• Connectivity: I²C, IDE/ATAPI, MMC, SPI, UART/USART, USB
• Peripherals: Audio, I²S, MP3, PCM, POR, WDT
• Number Of I /o: 44
• Program Memory Size: 64KB (64K x 8)
• Program Memory Type: FLASH
• Ram Size: 2.25K x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 3.3 V
• Data Converters: A/D 2x10b
• Oscillator Type: External
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 80-TQFP, 80-VQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

23.4.0.6
194
AT8xC51SND1C
Waveforms
(SSCPOL= 0)
(SSCPOL= 1)
Figure 23-14. SPI Slave Waveforms (SSCPHA= 0)
Note:
Figure 23-15. SPI Slave Waveforms (SSCPHA= 1)
Note:
(SSCPOL= 0)
(SSCPOL= 1)
(output)
(input)
(input)
(input)
(input)
(output)
MISO
MOSI
SCK
SCK
(input)
(input)
(input)
(input)
MISO
MOSI
SS
SCK
SCK
1. Not Defined but generally the MSB of the character which has just been received.
1. Not Defined but generally the LSB of the character which has just been received.
SS
T
T
SLCH
SLCL
T
T
SLAVE MSB OUT
SLCH
SLCL
T
T
(1)
T
IVCH
IVCL
MSB IN
SLOV
T
T
SLOV
CHCX
T
T
SLAVE MSB OUT
T
T
T
CHIX
CLIX
CHCX
IVCH
IVCL
MSB IN
T
CHCH
T
CHCH
T
T
T
CHIX
CLIX
CLCX
T
CLCX
BIT 6
T
T
CHOV
CLOV
BIT 6
BIT 6
T
T
CHOV
CLOV
BIT 6
SLAVE LSB OUT
LSB IN
T
T
CLOX
CHOX
T
T
SLAVE LSB OUT
CLCH
CHCL
T
T
LSB IN
CLCH
CHCL
T
T
CHOX
CLOX
T
T
CHSH
CLSH
T
T
CLSH
CHSH
(1)
T
SHSL
T
SHSL
T
SHOX
4109L–8051–02/08
T
SHOX