C8051T320-GQR Silicon Labs, C8051T320-GQR Datasheet - Page 4
C8051T320-GQR
Manufacturer Part Number
C8051T320-GQR
Description
8-bit Microcontrollers - MCU USB-OTP-16K-ADC
Manufacturer
Silicon Labs
Datasheet
1.C8051T322-GQR.pdf
(292 pages)
Specifications of C8051T320-GQR
Rohs
yes
Core
8051
Data Bus Width
8 bit
Processor Series
C8051
Available stocks
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Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
C8051T320-GQR
Manufacturer:
Silicon Laboratories Inc
Quantity:
10 000
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C8051T620/621/320/321/322/323
16. Special Function Registers................................................................................... 91
17. Interrupts ................................................................................................................ 96
18. Program Memory (EPROM)................................................................................. 107
19. Power Management Modes................................................................................. 113
20. Reset Sources ...................................................................................................... 116
21. Oscillators and Clock Selection ......................................................................... 122
4
17.1. MCU Interrupt Sources and Vectors................................................................ 96
17.2. Interrupt Register Descriptions ........................................................................ 97
17.3. INT0 and INT1 External Interrupt Sources .................................................... 105
18.1. Programming the EPROM Memory............................................................... 107
18.2. Security Options ............................................................................................ 109
18.3. EPROM Writing Guidelines ........................................................................... 109
18.4. Program Memory CRC .................................................................................. 110
19.1. Idle Mode....................................................................................................... 113
19.2. Stop Mode ..................................................................................................... 114
19.3. Suspend Mode .............................................................................................. 114
20.1. Power-On Reset ............................................................................................ 117
20.2. Power-Fail Reset / VDD Monitor ................................................................... 117
20.3. External Reset ............................................................................................... 119
20.4. Missing Clock Detector Reset ....................................................................... 119
20.5. Comparator0 Reset ....................................................................................... 119
20.6. PCA Watchdog Timer Reset ......................................................................... 120
20.7. EPROM Error Reset ...................................................................................... 120
20.8. Software Reset .............................................................................................. 120
20.9. USB Reset..................................................................................................... 120
21.1. System Clock Selection................................................................................. 123
21.2. USB Clock Selection ..................................................................................... 123
21.3. Programmable Internal High-Frequency (H-F) Oscillator .............................. 125
21.4. Clock Multiplier .............................................................................................. 127
21.5. Programmable Internal Low-Frequency (L-F) Oscillator ............................... 128
15.2.2. External RAM .......................................................................................... 88
15.2.3. Accessing USB FIFO Space ................................................................... 88
17.1.1. Interrupt Priorities.................................................................................... 96
17.1.2. Interrupt Latency ..................................................................................... 97
18.1.1. EPROM Programming over the C2 Interface........................................ 107
18.1.2. EPROM In-Application Programming.................................................... 108
18.3.1. VDD Maintenance and the VDD monitor .............................................. 109
18.3.2. PSWE Maintenance .............................................................................. 110
18.3.3. System Clock ........................................................................................ 110
18.4.1. Performing 32-bit CRCs on Full EPROM Content ................................ 110
18.4.2. Performing 16-bit CRCs on 256-Byte EPROM Blocks.......................... 110
21.3.1. Internal Oscillator Suspend Mode ......................................................... 125
21.5.1. Calibrating the Internal L-F Oscillator.................................................... 128
15.2.1.2. Bit Addressable Locations .............................................................. 87
15.2.1.3. Stack ............................................................................................ 87
Rev. 1.1
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