diff options
| author | mbalmer <mbalmer@NetBSD.org> | 2012-02-25 09:13:38 +0000 |
|---|---|---|
| committer | mbalmer <mbalmer@NetBSD.org> | 2012-02-25 09:13:38 +0000 |
| commit | d56bb808e8b6f449a05aafe7104b27059619fe49 (patch) | |
| tree | bc5ffc3085a9692ab0490f0e9a9cf92fe646f761 /share/examples/lua | |
| parent | 0d52f63acb1a75faf1fd0d993b5369ff707b03c8 (diff) | |
GPIO pins are 0 based when accessed from Lua, not 1 based like Lua usually
is. The pulse() has been removed, use gpiopwm(4) for that.
Diffstat (limited to 'share/examples/lua')
| -rw-r--r-- | share/examples/lua/gpio.lua | 19 |
1 files changed, 8 insertions, 11 deletions
diff --git a/share/examples/lua/gpio.lua b/share/examples/lua/gpio.lua index 4e450c454c9..af796c88097 100644 --- a/share/examples/lua/gpio.lua +++ b/share/examples/lua/gpio.lua @@ -1,4 +1,4 @@ --- $NetBSD: gpio.lua,v 1.1 2011/10/15 12:58:43 mbalmer Exp $ +-- $NetBSD: gpio.lua,v 1.2 2012/02/25 09:13:38 mbalmer Exp $ require 'gpio' @@ -12,20 +12,17 @@ local npins = g:info() print('gpio0 has ' .. npins .. ' pins.') -for n = 1, npins do +for n = 0, npins - 1 do print('pin ' .. n .. ': ' .. g:read(n)) end -local oldval = g:write(32, gpio.PIN_HIGH) -print('pin 32: ' .. oldval .. ' -> ' .. g:read(32)) +local oldval = g:write(31, gpio.PIN_HIGH) +print('pin 31: ' .. oldval .. ' -> ' .. g:read(31)) -oldval = g:toggle(32) -print('pin 32: ' .. oldval .. ' -> ' .. g:read(32)) +oldval = g:toggle(31) +print('pin 31: ' .. oldval .. ' -> ' .. g:read(31)) -g:pulse(32, 1, 50) -g:write(1, gpio.PIN_LOW) +g:write(31, gpio.PIN_LOW) -g:write(32, gpio.PIN_LOW) - -g:write(32, 5) +g:write(31, 5) |
