got encoder 4 working (in software)
diff --git a/bbb_cape/src/cape/peripherial_usage.notes b/bbb_cape/src/cape/peripherial_usage.notes
index 5980be0..22e41ee 100644
--- a/bbb_cape/src/cape/peripherial_usage.notes
+++ b/bbb_cape/src/cape/peripherial_usage.notes
@@ -31,11 +31,15 @@
[encoders]
encoder
- TIM1,TIM2,TIM3,TIM4,TIM5,TIM8
+ TIM2,TIM3,TIM4,TIM5,TIM8
EXTI0,EXTI1,EXTI3
EXTI0_IRQ:0,EXTI1_IRQ:0,EXTI3_IRQ:0
TIM9 (for its input capture 1)
TIM9_IRQ:0 (aka TIM1_BRK)
+ TIM1 (for its input capture 1)
+ TIM1_CC_IRQ:0
+ TIM3 (for its input capture 3)
+ TIM3_IRQ:0
[digital inputs]
digital