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r0_testControllerBaseInfo.lua
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112 lines (92 loc) · 3.42 KB
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-- coding:gbk
-- File Name: r0_testControllerBaseInfo.lua
-- Author: kht
-- Created Time: 2017/5/18 15:16:39
function initialize()
--adapter.create_fifo(0, 0)
adapter.create_fifo(4, 0)
end
function show_controller_baseinfo(ret_data)
--返回数据中,包含了CRC,但是已由底层校验,此处不需要校验
--判断返回数据,命令头是否是CMD_BASEINFO,长度是否为27
if adapter.read_elem(ret_data, 0) ~= 0x5 and adapter.read_elem(ret_data, 1) ~= 27 then
return false
end
--判断pnn号
if adapter.read_elem_ushort(ret_data, 2) ~= 0x0001 then
return false
end
--打印设备名
ctrl_name = ""
for i = 0, 11 do
data = adapter.read_elem(ret_data, 4 + i)
if data == 0 then
break
end
ctrl_name = ctrl_name..string.format("%c", data)
end
print("Ctrl_name:"..ctrl_name)
data = adapter.read_elem(ret_data, 16)
str = string.format("%d", data)
print("FirmwareMinorVersion:"..str)
data = adapter.read_elem(ret_data, 17)
str = string.format("%d", data)
print("NccmdFifoLength:"..str)
peroid_num = adapter.read_elem_ushort(ret_data, 18)
str = string.format("%d", peroid_num)
print("Peroid:"..str)
data = adapter.read_elem(ret_data, 20)
str = string.format("%d", data)
print("NumofAxis:"..str)
data = adapter.read_elem(ret_data, 21)
str = string.format("%d", data)
print("Flag:"..str)
max_ppc = adapter.read_elem_ushort(ret_data, 22)
str = string.format("%d", max_ppc)
print("MaxPPC:"..str)
data = adapter.read_elem(ret_data, 24)
str = string.format("%d", data)
print("FirmwareMinorVersion:"..str)
data = adapter.read_elem(ret_data, 25)
str = string.format("%d", data)
print("FirmwareBuildNo:"..str)
return true
end
function print_controller_baseinfo(bus_id, controller_id)
--BASE_INFO 数据帧为{CMD_BASEINFO, length, PNN低位, PNN高位,CRC}
--这里CRC在发送数据时由底层添加,所以此处没有CRC,长度为为表的实际长度
cmd_get_controller_baseinfo = {0x5, 0x4, 0x1, 0x0}
ret = adapter.write_downdata(bus_id, controller_id, cmd_get_controller_baseinfo)
if not ret then
return
end
--这里实际上get_tickcount返回的是64位数据,而l_ticktime是其低32位的
--形如a,b = get_tickcount(),a是低32位,b是高32位的
--这里实际隐藏了一个bug,在还剩100ms就要向高位进位时判断是不准确的。
--但是考虑概率比较小,在脚本中不处理这个bug
l_ticktime,h_ticktime = get_tickcount()
-- 读 1000次,如果没有读到就超时退出
while true do
-- 这个函数会读端口,并把收到的数据包发到控制器的upfifo上去
adapter.read_updata(bus_id, controller_id)
-- 从upfifo中拿数据
return_data = adapter.read_upfifo(bus_id, controller_id)
if return_data ~= nil then
if show_controller_baseinfo(return_data) then
break
end
end
--等待200ms,超时则退出
now_l_ticktime, b = get_tickcount()
if now_l_ticktime - l_ticktime > 200 then
break
end
end
end
--初始化lambda缓冲区和适配器缓冲区
initialize()
--打印适配器控制器信息
print_controller_baseinfo(4, 0)
print(" ")
--打印Lambda控制器信息
--print_controller_baseinfo(0, 0)