AT91M63200-25AI Atmel, AT91M63200-25AI Datasheet - Page 36

• Manufacturer Part Number: AT91M63200-25AI
• Description: IC ARM7 MCU 176 TQFP
• Manufacturer: Atmel
• Series: AT91SAMr

Specifications of AT91M63200-25AI

• Core Processor: ARM7
• Core Size: 16/32-Bit
• Speed: 25MHz
• Connectivity: EBI/EMI, SPI, UART/USART
• Peripherals: POR, WDT
• Number Of I /o: 58
• Program Memory Type: OTP
• Ram Size: 2K x 8
• Voltage - Supply (vcc/vdd): 1.8 V ~ 3.6 V
• Oscillator Type: External
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 176-TQFP, 176-VQFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -
• Program Memory Size: -
• Data Converters: -

Pin Description
Table 6. MPI Function Table
Note:
36
Pin Name
MPI Bus Request
MPI Bus Grant
MPI Chip Select
MPI Read/Write
MPI Output Enable
MPI Lower Byte Select
MPI Upper Byte Select
MPI Address Bus
MPI Data Bus
MPI_BG
H
H
H
H
H
H
H
H
H
H
L
X: H or L
MPI_NCS
H
X
L
L
L
L
L
L
L
L
L
AT91M63200
MPI_NOE
Mnemonic
MPI_BR
MPI_BG
MPI_NCS
MPI_RNW
MPI_NOE
MPI_NLB
MPI_NUB
MPI_A[9:1]
MPI_D[15:0]
H
X
X
L
L
L
L
X
X
X
X
MPI_RNW
H
H
H
H
X
X
X
L
L
L
L
MPI_NLB
Function
Active high bus request input
Active high bus grant output
Active low chip select input
Active high read and active low write input
Active low output enable
Active low lower byte select
Active low upper byte select
9-bit address bus
16-bit data bus
X
X
X
H
H
H
H
L
L
L
L
MPI_NUB
X
X
X
H
H
H
H
L
L
L
L
MPI_D[7:0]
High-Z
High-Z
High-Z
Output
Output
High-Z
High-Z
High-Z
High-Z
Input
Input
MPI_D[15:8]
High-Z
High-Z
High-Z
Output
High-Z
Output
High-Z
High-Z
High-Z
Input
Input
Output
Type
Input
Input
Input
Input
Input
Input
Input
I/O
(upper byte)
(upper byte)
(lower byte)
(lower byte)
Read cycle
Read cycle
Read cycle
Write cycle
Write cycle
Write cycle
Ref. cycle
(16-bit)
(16-bit)
–
–
–
–
–