COP8SGR7HLQ8 National Semiconductor, COP8SGR7HLQ8 Datasheet - Page 39

• Manufacturer Part Number: COP8SGR7HLQ8
• Description: IC MCU OTP 8BIT 32K 2-COMP 44LLP
• Manufacturer: National Semiconductor
• Series: COP8™ 8SGr

Specifications of COP8SGR7HLQ8

• Core Processor: COP8
• Core Size: 8-Bit
• Speed: 15MHz
• Connectivity: Microwire/Plus (SPI), UART/USART
• Peripherals: POR, PWM, WDT
• Number Of I /o: 40
• Program Memory Size: 32KB (32K x 8)
• Program Memory Type: EPROM, UV
• Ram Size: 512 x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 5.5 V
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 44-LLP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -
• Data Converters: -
• Other names: COP8SGR7HLQ8TR

10.0 Interrupts
Programming Example: External Interrupt
WAIT:
INT_EXIT:
SERVICE:
PSW
CNTRL
RBIT
RBIT
SBIT
SBIT
SBIT
JP
.
.
.
.=0FF
VIS
.
.
.
.=01FA
.ADDRW SERVICE
.
.
RETI
.
.
RBIT
.
.
.
JP
INT_EXIT
EXPND, PSW
(Continued)
=00EF
=00EE
0,PORTGC
0,PORTGD
IEDG, CNTRL
EXEN, PSW
GIE, PSW
WAIT
; G0 pin configured Hi-Z
; Ext interrupt polarity; falling edge
; Enable the external interrupt
; Set the GIE bit
; Wait for external interrupt
; The interrupt causes a
; branch to address 0FF
; The VIS causes a branch to
;interrupt vector table
; Vector table (within 256 byte
; of VIS inst.) containing the ext
; interrupt service routine
; Interrupt Service Routine
; Reset ext interrupt pend. bit
; Return, set the GIE bit
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