AT90PWM81 Atmel Corporation, AT90PWM81 Datasheet - Page 320
AT90PWM81
Manufacturer Part Number
AT90PWM81
Description
Manufacturer
Atmel Corporation
Datasheet
1.AT90PWM161.pdf
(325 pages)
Specifications of AT90PWM81
Flash (kbytes)
8 Kbytes
Pin Count
20
Max. Operating Frequency
16 MHz
Cpu
8-bit AVR
Hardware Qtouch Acquisition
No
Max I/o Pins
20
Ext Interrupts
3
Usb Speed
No
Usb Interface
No
Spi
1
Graphic Lcd
No
Video Decoder
No
Camera Interface
No
Adc Channels
11
Adc Resolution (bits)
10
Adc Speed (ksps)
125
Analog Comparators
3
Resistive Touch Screen
No
Dac Channels
1
Dac Resolution (bits)
10
Temp. Sensor
Yes
Crypto Engine
No
Sram (kbytes)
0.25
Eeprom (bytes)
512
Self Program Memory
YES
Dram Memory
No
Nand Interface
No
Picopower
No
Temp. Range (deg C)
-40 to 125
I/o Supply Class
2.7 to 5.5
Operating Voltage (vcc)
2.7 to 5.5
Fpu
No
Mpu / Mmu
no / no
Timers
1
Output Compare Channels
8
Input Capture Channels
1
Pwm Channels
6
32khz Rtc
No
Calibrated Rc Oscillator
Yes
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12.11PSC Input Mode 3: Stop signal, Execute Opposite Pulse while Fault active .................. 122
12.12PSC Input Mode 4: Deactivate outputs without changing timing. ................................... 123
12.13PSC Input Mode 5: Stop signal and Insert Dead-Time .................................................... 123
12.14PSC Input Mode 6: Stop signal, Jump to Opposite Dead-Time and Wait. ...................... 124
12.15PSC Input Mode 7: Halt PSC and Wait for Software Action .......................................... 124
12.16PSC Input Mode 8: Edge Retrigger PSC ......................................................................... 125
12.17PSC Input Mode 9: Fixed Frequency Edge Retrigger PSC ............................................. 126
12.18PSC Input Mode 14: Fixed Frequency Edge Retrigger PSC and Deactivate Output ...... 127
12.19PSC2 Outputs ................................................................................................................... 129
12.20Analog Synchronization ................................................................................................... 130
12.21Interrupt Handling ............................................................................................................ 130
12.22PSC Synchronization ........................................................................................................ 131
12.23PSC Clock Sources ........................................................................................................... 132
12.24Interrupts .......................................................................................................................... 132
12.25PSC Register Definition ................................................................................................... 133
12.26PSC2 Specific Register .................................................................................................... 142
13
Reduced Power Stage Controller – (PSCR) .......................................................147
13.1Features .............................................................................................................................. 147
13.2Overview ............................................................................................................................ 147
13.3PSCR Description ............................................................................................................. 148
13.4Signal Description .............................................................................................................. 149
13.5Functional Description ....................................................................................................... 151
13.6Update of Values ................................................................................................................ 154
13.7Enhanced resolution ........................................................................................................... 155
13.8PSCR Inputs ....................................................................................................................... 155
13.9PSCR Input Mode 1: Stop signal, Jump to Opposite Dead-Time and Wait ...................... 161
13.10PSCR Input Mode 2: Stop signal, Execute Opposite Dead-Time and Wait .................... 162
13.11PSCR Input Mode 3: Stop signal, Execute Opposite while Fault active ......................... 163
13.12PSCR Input Mode 4: Deactivate outputs without changing timing. ................................ 164
13.13PSCR Input Mode 5: Stop signal and Insert Dead-Time ................................................. 164
13.14PSCR Input Mode 6: Stop signal, Jump to Opposite Dead-Time and Wait. ................... 165
13.15PSCR Input Mode 7: Halt PSCR and Wait for Software Action ..................................... 165
13.16PSCR Input Mode 8: Edge Retrigger PSC ....................................................................... 166
13.17PSCR Input Mode 9: Fixed Frequency Edge Retrigger PSC ........................................... 167
13.18PSCR Input Mode 14: Fixed Frequency Edge Retrigger PSCR and Deactivate Output . 168
13.19Analog Synchronization ................................................................................................... 169
AT90PWM81
iii
7734P–AVR–08/10
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