AT89C5132 Atmel Corporation, AT89C5132 Datasheet - Page 103

• Manufacturer Part Number: AT89C5132
• Manufacturer: Atmel Corporation

Specifications of AT89C5132

• Flash (kbytes): 64 Kbytes
• Max. Operating Frequency: 20 MHz
• Cpu: 8051-12C
• Max I/o Pins: 44
• Usb Transceiver: 1
• Usb Speed: Full Speed
• Usb Interface: Device
• Spi: 1
• Uart: 1
• Adc Channels: 2
• Adc Resolution (bits): 10
• Adc Speed (ksps): 22.7
• Sram (kbytes): 2.25
• Self Program Memory: API
• Operating Voltage (vcc): 2.7 to 3.6
• Timers: 2
• Isp: UART/USB
• Watchdog: Yes

4173E–USB–09/07
Table 85. MMDAT Register
MMDAT (S:DCh) – MMC Data Register
Reset Value = 1111 1111b
Table 86. MMCLK Register
MMCLK (S:EDh) – MMC Clock Divider Register
Reset Value = 0000 0000b
Number
MMCD7
Number
MD7
7 - 0
7 - 0
Bit
Bit
7
7
Mnemonic Description
Mnemonic Description
MMCD7:0
MMCD6
MD7:0
MD6
Bit
Bit
6
6
MMC Data Byte
Input (write) or output (read) register of the data FIFO.
MMC Clock Divider
8-bit divider for MMC clock generation.
MMCD5
MD5
5
5
MMCD4
MD4
4
4
MMCD3
MD3
3
3
MMCD2
MD2
2
2
AT89C5132
MMCD1
MD1
1
1
MMCD0
MD0
0
0
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