AT89C5132 Atmel Corporation, AT89C5132 Datasheet - Page 21

• 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
Reset Value = XXUU UXXX, UUUU UUUU after an hardware full chip erase.
Note:
Table 8. SBV Byte – Software Boot Vector
Reset Value = XXXX XXXX, UUUU UUUU after an hardware full chip erase.
Table 9. SSB Byte – Software Security Byte
Reset Value = XXXX XXXX, UUUU UUUU after an hardware full chip erase.
Bit Number
Bit Number
Bit Number
ADD15
SSB7
2 - 0
7 - 0
7 - 0
7
7
1. X2B initializes the X2 bit in CKCON during the reset phase.
2. In order to ensure boot loader activation at first power-up, AT89C5132 products are delivered
3. Bits 0 to 3 (LSN) can only be programmed by hardware mode.
with BLJB programmed.
Mnemonic
Mnemonic
Mnemonic
ADD15:8
ADD14
SSB7:0
LB2:0
SSB6
Bit
Bit
Bit
6
6
Description
Hardware Lock Bits
Refer to for bits description.
Description
MSB of the user’s bootloader 16-bit address location
Refer to the bootloader datasheet for usage information (bootloader dependent).
Description
Software Security Byte Data
Refer to the bootloader datasheet for usage information (bootloader dependent).
ADD13
SSB5
5
5
ADD12
SSB4
4
4
ADD11
SSB3
3
3
ADD10
SSB2
2
2
AT89C5132
ADD9
SSB1
1
1
ADD8
SSB0
0
0
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