AT89C5131-S3SIL Atmel, AT89C5131-S3SIL Datasheet - Page 137
AT89C5131-S3SIL
Manufacturer Part Number
AT89C5131-S3SIL
Description
IC 8051 MCU FLASH 32K USB 52PLCC
Manufacturer
Atmel
Series
AT89C513xr
Datasheet
1.AT89C5131-S3SIL.pdf
(176 pages)
Specifications of AT89C5131-S3SIL
Core Processor
C52X2
Core Size
8-Bit
Speed
48MHz
Connectivity
I²C, SPI, UART/USART, USB
Peripherals
LED, POR, PWM, WDT
Number Of I /o
34
Program Memory Size
32KB (32K x 8)
Program Memory Type
FLASH
Eeprom Size
4K x 8
Ram Size
1.25K x 8
Voltage - Supply (vcc/vdd)
3 V ~ 3.6 V
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
52-PLCC
For Use With
AT89STK-10 - KIT EVAL APPL MASS STORAGEAT89STK-05 - KIT STARTER FOR AT89C5131
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Data Converters
-
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4136B–USB–09/03
Table 94. UEPNUM Register
UEPNUM (S:C7h)
USB Endpoint Number
Reset Value = 00h
Bit Number
7-4
3-0
7
-
Bit Mnemonic Description
EPNUM[3:0]
6
-
-
Reserved
The value read from these bits is always 0. Do not set these bits.
Endpoint Number
Set this field with the number of the endpoint which will be accessed when
reading or writing to, UEPDATX Register UEPDATX (S:CFh) USB FIFO Data
Endpoint X (X = EPNUM set in UEPNUM Register UEPNUM (S:C7h) USB
Endpoint Number), UBYCTLX Register UBYCTLX (S:E2h) USB Byte Count
Low Register X (X = EPNUM set in UEPNUM Register UEPNUM (S:C7h)
USB Endpoint Number), UBYCTHX Register UBYCTHX (S:E3h) USB Byte
Count High Register X (X = EPNUM set in UEPNUM Register UEPNUM
(S:C7h) USB Endpoint Number) or UEPCONX Register UEPCONX (S:D4h)
USB Endpoint X Control Register. This value can be 0, 1, 2, 3, 4, 5 or 6.
5
-
4
-
EPNUM3
3
EPNUM2
2
AT89C5131
EPNUM1
1
EPNUM0
0
137
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