Details, datasheet, quote on part number: UPSD3234A-40U1T
PartUPSD3234A-40U1T
CategoryMicroprocessors and Microcontrollers => Microcontrollers (MCU) => 8037107
TitleMICROCONTROLLER
Description
CompanyST Microelectronics, Inc.
DatasheetDownload UPSD3234A-40U1T datasheet
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Specifications 
Life Cycle StageACTIVE

 

Features, Applications
Flash programmable system devices with 8032 MCU and 64 Kbit SRAM
Features

Fast 8-bit 8032 MCU ­ 40 MHz V, 24 MHz V ­ Core, 12-clocks per instruction Dual Flash memories with memory management ­ Place either memory into 8032 program address space or data address space ­ Read-while-write operation for inapplication programming and EEPROM emulation ­ Single voltage program and erase ­ 100,000 minimum erase cycles, 15-year retention Clock, reset, and supply management ­ Normal, idle, and power down modes ­ Power-on and low voltage reset supervisor ­ Programmable watchdog timer Programmable logic, general-purpose ­ 16 macrocells ­ Implements state machines, glue-logic, etc. Timers and interrupts ­ Three 8032 standard 16-bit timers ­ 10 Interrupt sources with two external interrupt pins

A/D converter ­ Four channels, 8-bit resolution, 10 µs Communication interfaces ­ USB v1.1, low-speed 1.5 Mbps, 3 endpoints ­ I2C master/slave bus controller ­ Two UARTs with independent baud rate ­ Six I/O ports with to 46 I/O pins ­ 8032 address/data bus available on TQFP80 package ­ 5 PWM outputs, 8-bit resolution JTAG in-system programming ­ Program the entire device in as little as 10 seconds Single supply voltage 3.6 V ECOPACK® packages

Max. clock 2nd 8032 SRAM GPIO USB VCC (V) (MHz) Flash bus KB No Yes No Yes No Yes Pkg. Temp.

Accumulator. 17 B register. 17 Stack pointer. 17 Program counter. 18 Program status word. 18 Registers R0~R7. 18 Data pointer register. 18

Program memory. 19 Data memory. 19 RAM. 19 XRAM-DDC. 20 XRAM-PSD. 20 SFR. 20 Addressing modes. 21

Direct addressing. 21 Indirect addressing. 22 Register addressing. 22 Register-specific addressing. 22 Immediate constants addressing. 22 Indexed addressing. 22

Arithmetic instructions. 23 Logical instructions. 24 Data transfers. 25
2.12.2 2.12.3 Internal RAM. 25 External RAM. 28 Lookup tables. 28
Relative offset. 30 Jump instructions. 30 Machine cycles. 33

External Int0 interrupt. 43 Timer 0 and 1 interrupts. 43 Timer 2 interrupt. 43 I2C interrupt. 43 External Int1 interrupt. 44 DDC interrupt. 44 USB interrupt. 44 USART interrupt. 44 Interrupt priority structure. 45 Interrupt enable structure. 46 How interrupts are handled. 48

Idle mode. 49 Power-down mode. 49 Power control register. 49 Idle mode. 50 Power-down mode. 50

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