DSPIC33FJ16MC101T-I/SS Microchip Technology, DSPIC33FJ16MC101T-I/SS Datasheet - Page 156

• Manufacturer Part Number: DSPIC33FJ16MC101T-I/SS
• Description: 16-bit Motor Control DSC Family, 16 MIPS, 16KB Flash, 1KB RAM 20 SSOP .209in T/R
• Manufacturer: Microchip Technology
• Series: dsPIC™ 33Fr

Specifications of DSPIC33FJ16MC101T-I/SS

• Core Processor: dsPIC
• Core Size: 16-Bit
• Speed: 16 MIPs
• Connectivity: I²C, IrDA, LIN, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, Motor Control PWM, POR, PWM, WDT
• Number Of I /o: 15
• Program Memory Size: 16KB (16K x 8)
• Program Memory Type: FLASH
• Eeprom Size: -
• Ram Size: 1K x 8
• Voltage - Supply (vcc/vdd): 3 V ~ 3.6 V
• Data Converters: A/D 4x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 20-SSOP (0.209", 5.30mm Width)
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

dsPIC33FJ16GP101/102 AND dsPIC33FJ16MC101/102
EXAMPLE 15-1:
EXAMPLE 15-2:
DS70652C-page 156
; FLTA1 pin must be pulled high externally in order to clear and disable the fault
; Writing to P1FLTBCON register requires unlock sequence
mov #0xabcd,w10
mov #0x4321,w11
mov #0x0000,w0
mov w10, PWM1KEY
mov w11, PWM1KEY
mov w0,P1FLTACON
; FLTB1 pin must be pulled high externally in order to clear and disable the fault
; Writing to P1FLTBCON register requires unlock sequence
mov #0xabcd,w10
mov #0x4321,w11
mov #0x0000,w0
mov w10, PWM1KEY
mov w11, PWM1KEY
mov w0,P1FLTBCON
; Enable all PWMs using PWM1CON1 register
; Writing to PWM1CON1 register requires unlock sequence
mov #0xabcd,w10
mov #0x4321,w11
mov #0x0077,w0
mov w10, PWM1KEY
mov w11, PWM1KEY
mov w0,PWM1CON1
// FLTA1 pin must be pulled high externally in order to clear and disable the fault
// Writing to P1FLTACON register requires unlock sequence
// Use builtin function to write 0x0000 to P1FLTACON register
__builtin_write_PWMSFR(&P1FLTACON, 0x0000, &PWM1KEY);
// FLTB1 pin must be pulled high externally in order to clear and disable the fault
// Writing to P1FLTBCON register requires unlock sequence
// Use builtin function to write 0x0000 to P1FLTBCON register
__builtin_write_PWMSFR(&P1FLTBCON, 0x0000, &PWM1KEY);
// Enable all PWMs using PWM1CON1 register
// Writing to PWM1CON1 register requires unlock sequence
// Use builtin function to write 0x0077 to PWM1CON1 register
__builtin_write_PWMSFR(&PWM1CON1, 0x0077, &PWM1KEY);
ASSEMBLY CODE EXAMPLE FOR WRITE-PROTECTED REGISTER UNLOCK
AND FAULT CLEARING SEQUENCE
C CODE EXAMPLE FOR WRITE-PROTECTED REGISTER UNLOCK AND FAULT
CLEARING SEQUENCE
; Load first unlock key to w10 register
; Load second unlock key to w11 register
; Load desired value of P1FLTACON register in w0
; Write first unlock key to PWM1KEY register
; Write second unlock key to PWM1KEY register
; Write desired value to P1FLTACON register
; Load first unlock key to w10 register
; Load second unlock key to w11 register
; Load desired value of P1FLTBCON register in w0
; Write first unlock key to PWM1KEY register
; Write second unlock key to PWM1KEY register
; Write desired value to P1FLTBCON register
; Load first unlock key to w10 register
; Load second unlock key to w11 register
; Load desired value of PWM1CON1 register in w0
; Write first unlock key to PWM1KEY register
; Write second unlock key to PWM1KEY register
; Write desired value to PWM1CON1 register
Preliminary
© 2011 Microchip Technology Inc.