AT94K05AL-25BQC Atmel, AT94K05AL-25BQC Datasheet - Page 139
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AT94K05AL-25BQC
Manufacturer Part Number
AT94K05AL-25BQC
Description
IC FPSLIC 5K GATE 25MHZ 144LQFP
Manufacturer
Atmel
Series
FPSLIC®r
Specifications of AT94K05AL-25BQC
Core Type
8-bit AVR
Speed
25MHz
Interface
I²C, UART
Program Sram Bytes
4K-16K
Fpga Sram
2kb
Data Sram Bytes
4K ~ 16K
Fpga Core Cells
256
Fpga Gates
5K
Fpga Registers
436
Voltage - Supply
3 V ~ 3.6 V
Mounting Type
Surface Mount
Operating Temperature
0°C ~ 70°C
Package / Case
144-LQFP
For Use With
ATSTK594 - BOARD FPSLIC DAUGHTER FOR STK500
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Eeprom Size
-
Available stocks
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Part Number
Manufacturer
Quantity
Price
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Table 3. UBR Settings at Various Crystal Frequencies in Double UART Speed Mode
1138I–FPSLI–1/08
25.576
Clock
Clock
9.216
Clock
MHz
MHz
MHz
1
7:4 or 3:0
7:4 or 3:0
7:4 or 3:0
UBRRHI
UBRRHI
UBRRHI
0000
0000
0000
0000
0000
0000
0000
0000
0000
0000
0001
0000
0000
0000
0000
0000
0000
0000
0000
0000
0000
0000
0000
0101
0010
0001
0000
0000
0000
0000
0000
0000
0000
0000
0000
0000
00110011 033
00011001 019
00001100 00C
00001000 008
00000110 006
00000011 003
00000010 002
00000001 001
00000001 001
00000000 000
11011111 1DF
11101111 0EF
01110111 077
01001111 04F
00111011 03B
00100111 027
00011101 01D
00010011 013
00001110 00E
00001001 009
00000100 004
00000010 002
00000000 000
00110011 533 1331
10011001 299
01001110 14E
11011101 0DD 221
10100110 0A6
01101110 06E
01010010 052
00110111 037
00101001 029
00011011 01B
00001101 00D
00000110 006
00000011 003
UBRRn
UBRRn
UBRRn
are reduced and the system clock might have some variance (this applies especially when using
resonators), it is recommended that the baud-rate error is less than 0.5%. See
UBR settings at various crystal frequencies in double UART speed mode.
UBR
UBR
UBR
HEX UBR
HEX UBR
HEX UBR
479
239
119
665
334
166
110
51
25
12
79
59
39
29
19
14
82
55
41
27
13
8
6
3
2
1
1
0
9
4
2
0
6
3
1152000 912600 20.8
125000
115200
230400
384000
114179
228357
456714
799250
Actual
Actual
Actual
13889
17857
31250
41667
62500
62500
14400
19200
28800
38400
57600
76800
14401
19144
28802
38518
57089
76119
2404
4808
9615
2400
4800
9600
2400
4800
9543
Freq
Freq
Freq
Desired
Desired
Desired
115200
115200
230400
460800 20.0
115200
230400
460800
912600 14.2
14400
19200
28880
38400
57600
76800
14400
19200
28880
38400
57600
76800
14400
19200
28880
38400
57600
76800
Freq.
Freq.
Freq.
2400
4800
9600
2400
4800
9600
2400
4800
9600
Error
Error
Error
22.9
0.2
0.2
0.2
3.7
7.5
7.6
7.8
7.8
7.8
0.0
0.0
0.0
0.0
0.0
0.3
0.0
0.0
0.0
0.0
0.0
0.0
0.0
0.6
0.0
0.3
0.3
0.3
0.9
0.9
0.9
0.9
0.9
%
%
%
Clock
1.843
Clock
18.43
Clock
MHz
MHz
MHz
40
7:4 or 3:0
7:4 or 3:0
7:4 or 3:0
UBRRHI
UBRRHI
UBRRHI
0000
0000
0000
0000
0000
0000
0000
0000
0000
0000
0011
0001
0000
0000
0000
0000
0000
0000
0000
0000
0000
0000
0000
1000
0100
0010
0001
0001
0000
0000
0000
0000
0000
0000
0000
0000
AT94KAL Series FPSLIC
01011111 05F
00101111 02F
00010111 017
00001111 00F
00001011 00B
00000111 007
00000101 005
00000011 003
00000010 002
00000001 001
10111111 3BF
11011111 1DF
11101111 0EF
10011111 09F
01110111 077
01001111 04F
00111011 03B
00100111 027
00011101 01D
00010011 013
00001001 009
00000100 004
00000010 002
00100010 822 2082
00010001 411 1041
00001000 208
01011010 15A
00000011 103
10101100 0AC
10000001 081
01010110 056
01000000 040
00101010 02A
00010101 015
00001010 00A
00000100 004
UBRRn
UBRRn
UBRRn
UBR
UBR
UBR
HEX
HEX
HEX
UBR
UBR
UBR
959
479
239
159
119
520
346
259
172
129
95
47
23
15
11
79
59
39
29
19
86
64
42
21
10
7
5
3
2
1
9
4
2
4
1000000 912600
115200
115200
230400
460800
768000
116279
227273
454545
Actual
Actual
Actual
14400
19200
28800
38400
57600
76800
14400
19200
28800
38400
57600
76800
14409
19231
28902
38462
57471
76923
2400
4800
9600
2400
4800
9600
2400
4798
9597
Freq
Freq
Freq
Desired
Desired
Desired
115200
115200
230400
460800
912600 18.8
115200
230400
460800
14400
19200
28880
38400
57600
76800
14400
19200
28880
38400
57600
76800
14400
19200
28880
38400
57600
76800
Freq.
Freq.
Freq.
2400
4800
9600
2400
4800
9600
2400
4800
9600
Table 3
Error
Error
Error
0.0
0.0
0.0
0.0
0.0
0.3
0.0
0.0
0.0
0.0
0.0
0.0
0.0
0.0
0.0
0.3
0.0
0.0
0.0
0.0
0.0
0.0
0.0
0.0
0.0
0.1
0.2
0.1
0.2
0.2
0.2
0.9
1.4
1.4
8.7
%
%
%
for the
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