參數(shù)資料
型號(hào): MC68HC05K3
廠商: Motorola, Inc.
英文描述: 8-Bit Microcontroller Units (MCU).(8位微控制器)
中文描述: 8位微控制器單元(MCU)。(8位微控制器)
文件頁數(shù): 53/56頁
文件大小: 311K
代理商: MC68HC05K3
Application Note
Assembly Code Modules
AN1288
MOTOROLA
53
K3READ.ASM
PEBSR EQU $000E ; PEBSR Bit Select Register
PECSR EQU $000F ; PECSR Control\Status Register
org $00C0
DATA rmb 16 ; User data buffer
COUNTER rmb 1 ; Byte counter
org $100
START lda #$03 ; Set cop to the longest timeout
sta $08
clr PEBSR ; Point to the first bit in PEEPROM array
lda #$10
sta COUNTER ; Initialize the byte counter to 16.
clra
clrx
LOOP rol PECSR ; Read the data from the current row.
rora
inc PEBSR
brclr 0,PECSR,LOOP
sta DATA,X ; Store the data read from the current row
incx ; in the user data buffer. An point to the
dec COUNTER ; next location in the user buffer.
bne LOOP
END bra END
org $3FE
fdb start
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