UPSD3433EB40U6 STMicroelectronics, UPSD3433EB40U6 Datasheet - Page 181
UPSD3433EB40U6
Manufacturer Part Number
UPSD3433EB40U6
Description
MCU 8BIT 8032 128KB FLASH 80TQFP
Manufacturer
STMicroelectronics
Series
µPSDr
Datasheet
1.UPSD3434EB40T6.pdf
(293 pages)
Specifications of UPSD3433EB40U6
Core Processor
8032
Core Size
8-Bit
Speed
40MHz
Connectivity
I²C, IrDA, SPI, UART/USART, USB
Peripherals
LVD, POR, PWM, WDT
Number Of I /o
46
Program Memory Size
160KB (160K x 8)
Program Memory Type
FLASH
Ram Size
8K x 8
Voltage - Supply (vcc/vdd)
3 V ~ 5.5 V
Data Converters
A/D 8x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
80-TQFP, 80-VQFP
For Use With
497-5518 - EVAL BOARD RFID READER497-5046 - KIT TOOL FOR ST7/UPSD/STR7 MCU
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Other names
497-5660
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
UPSD3433EB40U6
Manufacturer:
STMicroelectronics
Quantity:
10 000
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uPSD34xx
27.10
27.11
27.12
PWM mode - fixed frequency, 10-bit
The 10-bit PWM logic requires that all 3 TCMs in PCA0 or PCA1 operate in the same 10-bit
PWM mode. The 10-bit PWM operates in a similar manner as the 16-bit PWM, except the
PCACHm and PCACLm counters are reconfigured as 10-bit counters. The CAPCOMHn and
CAPCOMLn Registers become 10-bit registers.
PWM duty cycle of each TCM module can be specified in the 10-bit CAPCOMHn and
CAPCOMLn Registers. When the 10-bit PCA counter is equal or greater than the values in
the 10-bit registers CAPCOMHn and CAPCOMLn, the PWM output switches to a high state.
When the 10-bit PCA counter overflows, the PWM pin is switched to a logic low and starts
the next PWM pulse.
The most-significant 6 bits in the PCACHm counter and CAPCOMH Register are “Don’t
cares” and have no effect on the PWM generation.
Writing to capture/compare registers
When writing a 16-bit value to the PCA Capture/Compare registers, the low byte should
always be written first. Writing to CAPCOMLn clears the E_COMP Bit to '0'; writing to
CAPCOMHn sets E_COMP to '1' the largest duty cycle is 100% (CAPCOMHn CAPCOMLn
= 0x0000), and the smallest duty cycle is 0.0015% (CAPCOMHn CAPCOMLn = 0xFFFF). A
0% duty cycle may be generated by clearing the E_COMP Bit to ‘0’.
Control register bit definition
Each PCA has its own PCA_CONFIGn, and each module within the PCA block has its own
TCM_Mode Register which defines the operation of that module (see
through
and PCA1 (see
Table 97 on page
Table 98 on page
182). There is one PCA_STATUS Register that covers both PCA0
183).
Programmable counter array (PCA) with PWM
Table 96 on page 182
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