diff options
| author | Daniel Friesel <daniel.friesel@uos.de> | 2020-07-17 15:37:05 +0200 |
|---|---|---|
| committer | Daniel Friesel <daniel.friesel@uos.de> | 2020-07-17 15:37:05 +0200 |
| commit | 583ece21a3484fa4a923cfcd2d3a66828485da40 (patch) | |
| tree | 7b8b116d6a858860436af8c7338a5162b0d1af2f | |
| parent | 52f23fad43b47c6cebb38fa387c39d0e27a12797 (diff) | |
MSP430FR5969: Disable pull-ups when configuring pin as input w/o pull-up
| -rw-r--r-- | include/arch/msp430fr5969lp/driver/gpio.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/include/arch/msp430fr5969lp/driver/gpio.h b/include/arch/msp430fr5969lp/driver/gpio.h index d279e31..65b5567 100644 --- a/include/arch/msp430fr5969lp/driver/gpio.h +++ b/include/arch/msp430fr5969lp/driver/gpio.h @@ -66,14 +66,19 @@ class GPIO { inline void input(unsigned char const pin) { if (pin < p2_0) { P1DIR &= ~(1 << pin); + P1REN &= ~(1 << pin); } else if (pin < p3_0) { P2DIR &= ~(1 << (pin - p2_0)); + P2REN &= ~(1 << (pin - p2_0)); } else if (pin < p4_0) { P3DIR &= ~(1 << (pin - p3_0)); + P3REN &= ~(1 << (pin - p3_0)); } else if (pin < pj_0) { P4DIR &= ~(1 << (pin - p4_0)); + P4REN &= ~(1 << (pin - p4_0)); } else if (pin < PIN_INVALID) { PJDIR &= ~(1 << (pin - pj_0)); + PJREN &= ~(1 << (pin - pj_0)); } } inline void input(unsigned char const pin, unsigned char const pull) { |