UPSD3234A-40U6T STMicroelectronics, UPSD3234A-40U6T Datasheet - Page 81

• Manufacturer Part Number: UPSD3234A-40U6T
• Description: IC MCU 8032 64KB FLASH 80TQFP
• Manufacturer: STMicroelectronics
• Series: µPSDr

Specifications of UPSD3234A-40U6T

• Core Processor: 8032
• Core Size: 8-Bit
• Speed: 40MHz
• Connectivity: I²C, UART/USART, USB
• Peripherals: LVR, POR, PWM, WDT
• Number Of I /o: 46
• Program Memory Size: 288KB (288K x 8)
• Program Memory Type: FLASH
• Ram Size: 8K x 8
• Voltage - Supply (vcc/vdd): 4.5 V ~ 5.5 V
• Data Converters: A/D 4x8b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 80-TQFP, 80-VQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

UPSD3234A, UPSD3234BV, UPSD3233B, UPSD3233BV
Table 49.
addr
SFR
AA
AB
A1
A2
A3
A4
A5
B1
Reg name
PWMCON
PWM4W
PSCL0L
PWM4P
PWM0
PWM1
PWM2
PWM3
Figure 35. Four-channel 8-bit PWM block diagram
PWM SFR memory map
PWML
7
f
PWMCON bit5 (PWME)
OSC
/2
CPU rd/wr
PWMP PWME CFG4
6
8
load
5
16-bit Prescaler
16-bit Prescaler
(B2h,B1h)
Register
Counter
Bit register name
CPU rd/wr
4
DATA BUS
CFG3
clock
3
Comparators Registers
8-bit PWM0-PWM3
8-bit PWM0-PWM3
8-bit PWM0-PWM3
Data Registers
8-bit Counter
Comparators
CFG2
8
2
Overflow
x 4
x 4
x 4
CFG1
1
Pulse width modulation (PWM)
load
4
CFG0
0
PWMCON bit7 (PWML)
Reset
value
00
00
00
00
00
00
00
00
Port4.3
Port4.4
Port4.5
Port4.6
AI06647
PWM 4 Period
PWM0 Output
PWM1 Output
PWM2 Output
PWM3 Output
PWM 4 Pulse
PWM Control
Comments
Prescaler 0
Duty Cycle
Duty Cycle
Duty Cycle
Duty Cycle
Low (8-bit)
Polarity
Width
81/189