T89C5121-ICUIL Atmel, T89C5121-ICUIL Datasheet - Page 85

• Manufacturer Part Number: T89C5121-ICUIL
• Description: IC 8051 MCU W/SMART CARD 24SSOP
• Manufacturer: Atmel
• Series: 89Cr

Specifications of T89C5121-ICUIL

• Core Processor: 8051
• Core Size: 8-Bit
• Speed: 16MHz
• Connectivity: SmartCard, UART/USART
• Peripherals: LED, POR, WDT
• Number Of I /o: 14
• Program Memory Size: 16KB (16K x 8)
• Program Memory Type: Flash RAM
• Eeprom Size: 16K x 8
• Ram Size: 256 x 8
• Voltage - Supply (vcc/vdd): 2.85 V ~ 5.4 V
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 24-SSOP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Data Converters: -
• Other names: Q1468934; T89C5121-ICSIL; T89C5121-ICSIL

UART Control Registers
4164G–SCR–07/06
Table 61. SADEN Register
SADEN
Slave Address Mask Register (B9h)
Reset Value = 0000 0000b
Table 62. SADDR Register
SADDR
Slave Address Register (A9h)
Reset Value = 0000 0000b
Table 63. SBUF Register
SBUF
Serial Buffer Register (99h)
Reset Value = XXXX XXXXb
7
7
7
6
6
6
5
5
5
4
4
4
3
3
3
2
2
2
A/T8xC5121
1
1
1
0
0
0
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