AT89C5122D-PSTUM Atmel, AT89C5122D-PSTUM Datasheet - Page 152

• Manufacturer Part Number: AT89C5122D-PSTUM
• Description: IC 8051 MCU FLASH 32K 64QFN
• Manufacturer: Atmel
• Series: 89Cr

Specifications of AT89C5122D-PSTUM

• Core Processor: 8051
• Core Size: 8-Bit
• Speed: 48MHz
• Connectivity: SmartCard, SPI, UART/USART, USB
• Peripherals: LED, POR, WDT
• Number Of I /o: 46
• Program Memory Size: 32KB (32K x 8)
• Program Memory Type: FLASH
• Ram Size: 768 x 8
• Voltage - Supply (vcc/vdd): 3 V ~ 5.5 V
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 64-QFN
• For Use With: AT89STK-10 - KIT EVAL APPL MASS STORAGEAT89STK-03 - KIT STARTER FOR MCU AT8XC5122/23
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Data Converters: -

152
AT83R5122, AT8xC5122/23
Table 90. Timer 0 High Byte Register - TH0 (S:8Ch)
Reset Value = 0000 0000b
Table 91. Timer 0 Low Byte Register - TL0 (S:8Ah)
Reset Value = 0000 0000b
Table 92. Timer 1 High Byte Register - TH1 (S:8Dh)
Reset Value = 0000 0000b
Table 93. Timer 1 Low Byte Register - TL1 (S:8Bh)
Reset Value = 0000 0000b
Bit Number
Bit Number
Bit Number
Number
Bit
7:0
7:0
7:0
7:0
7
7
7
7
Mnemonic Description
Mnemonic Description
Mnemonic Description
Mnemonic Description
Bit
Bit
Bit
Bit
6
6
6
6
High Byte of Timer 0
Low Byte of Timer 0
High Byte of Timer 1
Low Byte of Timer 1
5
5
5
5
4
4
4
4
3
3
3
3
2
2
2
2
1
1
1
1
4202F–SCR–07/2008
0
0
0
0