ST10F269-T3 STMicroelectronics, ST10F269-T3 Datasheet - Page 36
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ST10F269-T3
Manufacturer Part Number
ST10F269-T3
Description
Manufacturer
STMicroelectronics
Datasheet
1.ST10F269-T3.pdf
(162 pages)
Specifications of ST10F269-T3
Cpu Family
ST10
Device Core Size
16b
Frequency (max)
32MHz
Interface Type
ASC/I2C/SSC
Program Memory Type
Flash
Program Memory Size
256KB
Total Internal Ram Size
12KB
# I/os (max)
111
Number Of Timers - General Purpose
4
Operating Supply Voltage (typ)
5V
Operating Supply Voltage (max)
5.5V
Operating Supply Voltage (min)
4.5V
On-chip Adc
16-chx10-bit
Instruction Set Architecture
CISC/RISC
Operating Temp Range
-40C to 125C
Operating Temperature Classification
Automotive
Mounting
Surface Mount
Pin Count
144
Package Type
TQFP
Lead Free Status / Rohs Status
Supplier Unconfirmed
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ST10F269-T3
6.1.1 - Features
6.1.1.1 - Enhanced Addressing Capabilities
– New addressing modes including a double indi-
– Parallel Data Move: this mechanism allows one
– New transfer instructions CoSTORE (for fast ac-
6.1.1.2 - Multiply-Accumulate Unit
– One-cycle execution for all MAC operations.
Figure 10 : MAC Unit Architecture
Note: * Shared with standard ALU.
36/162
rect addressing mode with pointer post-modifi-
cation.
operand move during Multiply-Accumulate in-
structions without penalty.
cess to the MAC SFRs) and CoMOV (for fast
memory to memory table transfer).
Controller
ST10 CPU
Interrupt
GPR Pointers *
IDX0 Pointer
IDX1 Pointer
QR0 GPR Offset Register
QR1 GPR Offset Register
QX0 IDX Offset Register
QX1 IDX Offset Register
Repeat Unit
MRW
Control Unit
MCW
Concatenation
– 16 x 16-bit signed/unsigned parallel multiplier.
– 40-bit signed arithmetic unit with automatic sat-
– 40-bit accumulator.
– 8-bit left/right shifter.
– Full instruction set with multiply and multiply-ac-
6.1.1.3 - Program Control
– Repeat Unit: allows some MAC co-processor in-
– MAC interrupt (Class B Trap) on MAC condition
MSW
uration mode.
cumulate, 32-bit signed arithmetic and compare
instructions.
structions to be repeated up to 8192 times. Re-
peated instructions may be interrupted.
flags.
Flags MAE
32
40
0h
Sign Extend
Operand 1
Scaler
40
40
Mux
Mux
40-bit Signed Arithmetic Unit
A
signed/unsigned
16
40
08000h
Multiplier
16 x 16
32
MAH
8-bit Left/Right
40
16
40
Shifter
Operand 2
40
0h
MAL
40
Mux
B
40
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