AT83C5122_08 ATMEL [ATMEL Corporation], AT83C5122_08 Datasheet - Page 54
AT83C5122_08
Manufacturer Part Number
AT83C5122_08
Description
C51 Microcontroller with USB and Smart Card Reader Interfaces
Manufacturer
ATMEL [ATMEL Corporation]
Datasheet
1.AT83C5122_08.pdf
(208 pages)
- Current page: 54 of 208
- Download datasheet (3Mb)
Port 4
Port 5
54
AT83R5122, AT8xC5122/23
Port 4 has the following functions:
Port 4 has the following configurations:
Table 33. Port 4 Description
Port 5 has the following functions:
Port 5 has the following configurations:
Table 34. Port 5 Description
Port
P5.0
P5.1
P5.2
P5.3
P5.4
P5.5
P5.6
P5.7
Port
P4.0
P4.1
P4.2
P4.3
P4.4
P4.5
–
–
–
–
–
–
–
–
Default function: Port 4 is an 6-bit I/O port.
Alternate functions: see table below
Default configuration: Pseudo bi-directional “Port51” digital input/output with
internal pull-ups.
Alternate configurations: See Table 33.
Default function: Port 5 is an 8-bit I/O port.
Alternate function 1: Port 5 is an 8-bit keyboard port KB0 to KB7.
Default configuration: Pseudo bi-directional “Port51” digital input/output with
internal pull-ups.
Alternate configuration: see Table 34.
Alternate Functions
Signal
MISO
MOSI
SCK
Configurations
Push-pull
Push-pull
Push-pull
Push-pull
Push-pull
Push-pull
Push-pull
Push-pull
Mode 1
Description
SPI Master In Slave Out I/O
SPI Master Out Slave In I/O
SPI clock
Input WPD
Input WPD
Input WPD
Input WPD
Input WPD
Input MPU
Input MPU
Input MPU
Mode 2
Configurations
Push-pull
Push-pull
Push-pull
Mode 1
Input WPU
Input WPU
Input WPU
Input WPU
Input WPU
Input WPU
Input WPU
Input WPU
Mode 3
KB_OUT
KB_OUT
KB_OUT
Mode 2
Comments
First cluster
Second cluster
Third cluster
4202F–SCR–07/2008
Input MPU
Input MPU
Input MPU
Mode 3
Related parts for AT83C5122_08
Image
Part Number
Description
Manufacturer
Datasheet
Request
R
Part Number:
Description:
Atmel CryptoMemory
Manufacturer:
ATMEL [ATMEL Corporation]
Datasheet:
Part Number:
Description:
Atmel CryptoMemory
Manufacturer:
ATMEL [ATMEL Corporation]
Datasheet:
Part Number:
Description:
Atmel CryptoMemory, 16Kbit
Manufacturer:
ATMEL [ATMEL Corporation]
Datasheet:
Part Number:
Description:
8-bit Atmel Microcontrollers
Manufacturer:
ATMEL [ATMEL Corporation]
Datasheet:
Part Number:
Description:
8-bit Atmel Microcontroller with 64K/128K/256K Bytes In-System Programmable Flash
Manufacturer:
ATMEL [ATMEL Corporation]
Datasheet:
Part Number:
Description:
8-bit Atmel Microcontroller with 16/32/64/128K Bytes In-System Programmable Flash
Manufacturer:
ATMEL [ATMEL Corporation]
Datasheet:
Part Number:
Description:
8-bit Atmel Microcontroller with 16/32/64K Bytes In-System Programmable Programmable
Manufacturer:
ATMEL [ATMEL Corporation]
Datasheet:
Part Number:
Description:
INTERVAL AND WIPE/WASH WIPER CONTROL IC WITH DELAY
Manufacturer:
ATMEL Corporation
Datasheet:
Part Number:
Description:
Low-Voltage Voice-Switched IC for Hands-Free Operation
Manufacturer:
ATMEL Corporation
Datasheet:
Part Number:
Description:
MONOLITHIC INTEGRATED FEATUREPHONE CIRCUIT
Manufacturer:
ATMEL Corporation
Datasheet:
Part Number:
Description:
AM-FM Receiver IC U4255BM-M
Manufacturer:
ATMEL Corporation
Datasheet:
Part Number:
Description:
Monolithic Integrated Feature Phone Circuit
Manufacturer:
ATMEL Corporation
Datasheet:
Part Number:
Description:
Multistandard Video-IF and Quasi Parallel Sound Processing
Manufacturer:
ATMEL Corporation
Datasheet: