ST52T440F3M6 STMicroelectronics, ST52T440F3M6 Datasheet - Page 32

• Manufacturer Part Number: ST52T440F3M6
• Description: MCU 8-Bit ST52 CISC 8KB EPROM 5V 20-Pin SO
• Manufacturer: STMicroelectronics

Specifications of ST52T440F3M6

• Package: 20SO
• Family Name: ST52
• Maximum Speed: 20 MHz
• Ram Size: 256 Byte
• Program Memory Size: 8 KB
• Operating Supply Voltage: 5 V
• Data Bus Width: 8 Bit
• Program Memory Type: EPROM
• Number Of Programmable I/os: 13
• On-chip Adc: 6-chx12-bit
• Operating Temperature: -40 to 85 °C
• Number Of Timers: 1

ST52T400/T440/E440/T441
Table 2.7 Control Instructions Set
Notes:
| flag affected
- flag not affected
regx, regy: Register File addresses
memx, memy: Program/Data Memory addresses
confx, confy: Configuration Registers addresses
outx: Output Registers addresses
inpx: Input Registers addresses
const: constant value
fuzzyx: Fuzzy Input Register
addr: Program instructions address
Figure 2.12 Multiplication
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Mnemonic
WDTRFR
WDTSLP
FUZZY
NOP
REG . j
LSB
253
254
255
j-1
j
j+1
0
1
2
i
RAM
Instruction
WDTRFR
X
WDTSLP
FUZZY
16Bit
NOP
M SB
R EG. i
Control Instructions set
Bytes
1
1
1
1
Figure 2.13 Division
REG. j
Cycles
5
6
7
6
REMAINDER
253
254
255
i-1
i+1
j-1
j
j+1
0
1
2
i
REG. j+1
RAM
Z
-
-
-
-
QUOTIENT
:
REG. i
S
-
-
-
-
C
-
-
-
-