bc port6,icclk
call delay
bc port6,icio
call delay
bs port6,icclk ;stop condition
call delay
bc port6,icclk
call delay
bs port6,icclk ;stop condition
call delay
bc port6,icclk
call delay
bs port6,icio
call delay
bs port6,icclk ;stop condition
call delay
bc port6,icclk
call delay
mov ic_command1,@0x33
mov ic_command2,@3
mov ic_command3,@0xff
call ic_sendcommand
bc port6,icclk
call delay
bc port6,icio
call delay
bs port6,icclk ;stop condition
call delay
bc port6,icclk
call delay
bs port6,icclk ;stop condition
call delay
bc port6,icclk
call delay
bs port6,icio
call delay
bs port6,icclk ;stop condition
call delay
bc port6,icclk
call delay
nop
fail_exit:
mov wsm_address,@0
mov wsm_data,@0xff
call ic_writesecmemory
call delay
call ic_readsecmemory
CJE rsm_data1,@0x07,success
mov ic_compare_password_flag,@0
jmp faiLED
success:
mov ic_compare_password_flag,@1
failed:
nop
nop
ret
/*================读保护储器=================
出口：rpm_data 读取的数据
;============================================*/
ic_readprotectmemory:
set_io_out
set_clk_out
mov ic_command1,@0x34
mov a,@0
mov ic_command2,a
mov ic_command3,a
call ic_sendcommand
bc p6cr,icclk
call delay
call ic_receive_data
mov rpm_data1,dbuf_24
call ic_receive_data
mov rpm_data2,dbuf_24
call ic_receive_data
mov rpm_data3,dbuf_24
call ic_receive_data
mov rpm_data4,dbuf_24
set_io_out
set_clk_out
bs p6cr,icclk ;stop condition
call delay
bc p6cr,icclk
call delay
ret
/*================写保护储器=================
入口：wpm_address 写的地址
出口：wpm_data 写的数据
;============================================*/
ic_writeprotectmemory:
set_io_out
set_clk_out
mov ic_command1,@0x3c
mov ic_command2,wpm_address
mov ic_command3,wpm_data
call ic_sendcommand
bc p6cr,icclk
call delay
bc p6cr,icio
call delay
mov len,@0
goto_writeprotectdata:
CJL len,@254,writeprotectdata
jmp exit_writeprotectdata
writeprotectdata:
bs p6cr,icclk
call delay
bc p6cr,icclk
call delay
inc len
jmp goto_writeprotectdata
exit_writeprotectdata:
bs p6cr,icio
call delay
bs p6cr,icclk ;stop condition
call delay
bc p6cr,icclk
call delay
ret
/*================写安全储区=================
入口：wsm_address 写的地址
出口：wsm_data 写的数据
;============================================*/
ic_writesecmemory:
set_io_out
set_clk_out
mov ic_command1,@0x39
mov ic_command2,wsm_address
mov ic_command3,wsm_data
call ic_sendcommand
bc port6,icclk
call delay
bc port6,icio
call delay
mov len,@0
goto_writesecdata:
CJL len,@254,writesecdata
jmp exit_writesecdata
writesecdata:
bs port6,icclk
call delay
bc port6,icclk
call delay
inc len
jmp goto_writesecdata
exit_writesecdata:
bs port6,icio
call delay
bs port6,icclk ;stop condition
call delay
bc port6,icclk
call delay
ret
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本文关键字：程序 义隆单片机，单片机-工控设备 - 义隆单片机
