add pyftdi to requirements

diff --git a/requirements.txt b/requirements.txt
index 433b1222dedaaf4caf7720f8d806641e55181df6..ce9947a00b4560238a94d5e0b94edfd1ad4ec3c2 100755 (executable)
--- a/requirements.txt
+++ b/requirements.txt
@@ -5,3 +5,4 @@ RPi.GPIO; platform_machine=='armv7l' or platform_machine=='armv6l'
 rpi_ws281x>=4.0.0; platform_machine=='armv7l' or platform_machine=='armv6l'
 spidev>=3.4; sys_platform == 'linux'
 sysv_ipc
+pyftdi>=0.30.0