P80C592FFA NXP Semiconductors, P80C592FFA Datasheet - Page 100

• Manufacturer Part Number: P80C592FFA
• Manufacturer: NXP Semiconductors

Specifications of P80C592FFA

• Cpu Family: 80C
• Device Core: 80C51
• Device Core Size: 8b
• Frequency (max): 16MHz
• Interface Type: CAN/UART
• Program Memory Type: ROMLess
• Program Memory Size: Not Required
• Total Internal Ram Size: 512Byte
• # I/os (max): 40
• Number Of Timers - General Purpose: 3
• Operating Supply Voltage (typ): 5V
• Operating Supply Voltage (max): 5.5V
• Operating Supply Voltage (min): 4.5V
• On-chip Adc: 8-chx10-bit
• Instruction Set Architecture: CISC
• Operating Temp Range: -40C to 85C
• Operating Temperature Classification: Industrial
• Mounting: Surface Mount
• Pin Count: 68
• Package Type: PLCC
• Lead Free Status / Rohs Status: Compliant

Philips Semiconductors
1996 Jun 27
LOC
00A0
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00A5 F520
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8-bit microcontroller with on-chip CAN
OBJ
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C0E0
E5D9
541F
75DB15 104
E5DA
LINE SOURCE
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CAN_INT_HANDLER:
;dispatcher-----------------------------------------------------------------------------------------------
INT_TEST0:
INT_TEST1:
; end of dispatcher------------------------------------------------------------------------------------
;Rx-serve--------------------------------------------------------------------------------------------------
; copy message (Data-Field only) from CAN- to CPU memory
CAN_RX_SERVE
; first save used registers
PUSH
PUSH
; store the CAN-controller's Interrupt Register contents
; (here: at a bit-addressable location).
; This is necessary because after reading the Interrupt Register
; its contents is cleared, but
; may be set in coincidence.
MOV
ANL
MOV
JBC
; here the dispatcher has to be completed according
; to the application-specific requirements
; ...
; ...
; read 2nd Descriptor-Byte from the Rx-Buffer (address 21)
MOV
MOV
CAN_INT_RX,CAN_RX_SERV
100
PSW
ACC
A, CANON
A, #INT_FLAG_MASK
CAN_INT_IMAGE, A
CANADR, #CAN_REF + 1
A, CANDAT
on the other hand
; only interrupt-flags
;receive-interrupt?
several flags
Product specification
P8xC592