AT89C5122D-RDTUM Atmel, AT89C5122D-RDTUM Datasheet - Page 59
![IC 8051 MCU FLASH 32K 64VQFP](/photos/6/81/68127/313-64-vqfp_sml.jpg)
AT89C5122D-RDTUM
Manufacturer Part Number
AT89C5122D-RDTUM
Description
IC 8051 MCU FLASH 32K 64VQFP
Manufacturer
Atmel
Series
89Cr
Datasheet
1.AT89C5122D-PSTUM.pdf
(208 pages)
Specifications of AT89C5122D-RDTUM
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-TQFP, 64-VQFP
For Use With
AT89OCD-01 - USB EMULATOR FOR AT8XC51 MCUAT89STK-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
-
- Current page: 59 of 208
- Download datasheet (3Mb)
Registers
4202F–SCR–07/2008
Table 36. Port Mode Register 0 - PMOD0 (91h) for AT8xC5122
Reset Value = 0000 0x00b
Table 37. Port Mode Register 0 - PMOD0 (91h) for AT83C5123
Reset Value = 00xx 0xxxb
Bit Number Bit Mnemonic Description
Bit Number Bit Mnemonic Description
P3C1
P3C1
7 - 6
7 - 6
7
5-4
1-0
7
5-4
2-0
3
2
3
CPRESRES
CPRESRES
P3C1-P3C0
P2C1-P2C0
P0C1-P0C0
P3C1-P3C0
P3C0
P3C0
6
6
-
-
P2C1
Port 3 Configuration bits (Applicable to P3.0, P3.1, P3.3, P3.4 only)
00 Quasi bi-directional
01 Push-pull
10 Output Low Speed
11 Input with weak pull-up
Port 2 Configuration bits
00 Quasi bi-directional
01 Push-pull
10 Output Low Speed
11 Input with weak pull-down
Card Presence Pull-up resistor
Cleared to connect the internal 100K pull-up
Set to disconnect the internal pull-up
Reserved
The value read from this bit is indeterminate. Do not set this bit.
Port 0 Configuration bits
00 C51 Standard P0
01 Reserved
10 Output Low Speed
11 Push-pull
Port 3 Configuration bits (Applicable to P3.0, P3.1, P3.3, P3.4 only)
00 Quasi bi-directional
01 Push-pull
10 Output Low Speed
11 Input with weak pull-up
Reserved
The value read from these bits are indeterminate. Do not set these bit.
Card Presence Pull-up resistor
Cleared to connect the internal 100K pull-up
Set to disconnect the internal pull-up
Reserved
The value read from these bits are indeterminate. Do not set these bit.
5
5
-
AT83R5122, AT8xC5122/23
P2C0
4
4
-
CPRESRES
CPRESRES
3
3
2
2
-
-
P0C1
1
1
-
P0C0
0
0
-
59
Related parts for AT89C5122D-RDTUM
Image
Part Number
Description
Manufacturer
Datasheet
Request
R
![AT89C5122D-RDRUM](/photos/6/81/68127/313-64-vqfp_tmb.jpg)
Part Number:
Description:
IC 8051 MCU 32K CRAM USB 64-VQFP
Manufacturer:
Atmel
Datasheet:
![AT89C5122D-RDVIM](/photos/6/81/68127/313-64-vqfp_tmb.jpg)
Part Number:
Description:
IC 8051 MCU W/SMART CARD 64VQFP
Manufacturer:
Atmel
Datasheet:
![AT89C5122D-PSTUM](/photos/12/13/121326/313-64-qfn_tmb.jpg)
Part Number:
Description:
IC 8051 MCU FLASH 32K 64QFN
Manufacturer:
Atmel
Datasheet:
![AT89C5122D-RDRIM](/photos/6/81/68127/313-64-vqfp_tmb.jpg)
Part Number:
Description:
IC MCU 80C51 W/SMART CARD 64VQFP
Manufacturer:
Atmel
Datasheet:
![AT89C5122D-SISUM](/photos/6/70/67044/453-28-plcc_tmb.jpg)
Part Number:
Description:
IC 8051 MCU FLASH 32K 28PLCC
Manufacturer:
Atmel
Datasheet:
![AT89C5122](/images/no-image3.png)
Part Number:
Description:
MICROCONTROLLER WITH USB AND SMART CARD READER INTERFACES
Manufacturer:
ATMEL [ATMEL Corporation]
Datasheet:
![AT89STK-03](/photos/9/7/90787/at89stk-03_tmb.jpg)
Part Number:
Description:
KIT STARTER FOR MCU AT8XC5122/23
Manufacturer:
Atmel
Datasheet:
![AT89C51-24AC](/photos/6/70/67042/313-44-tqfp_tmb.jpg)
Part Number:
Description:
IC MICRO CTRL 24MHZ 44TQFP
Manufacturer:
Atmel
Datasheet:
![AT89C51-24JC](/photos/6/70/67043/453-44-plcc_tmb.jpg)
Part Number:
Description:
IC MICRO CTRL 24MHZ 44PLCC
Manufacturer:
Atmel
Datasheet:
![AT89C51-24JI](/photos/6/70/67043/453-44-plcc_tmb.jpg)
Part Number:
Description:
IC MICRO CTRL 24MHZ 44PLCC
Manufacturer:
Atmel
Datasheet:
![AT89C51-24PC](/photos/6/70/67049/453-40-dip_tmb.jpg)
Part Number:
Description:
IC MICRO CTRL 24MHZ 40DIP
Manufacturer:
Atmel
Datasheet: