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-rw-r--r--include/arch/msp430fr5969lp/driver/gpio.h41
1 files changed, 41 insertions, 0 deletions
diff --git a/include/arch/msp430fr5969lp/driver/gpio.h b/include/arch/msp430fr5969lp/driver/gpio.h
index caed74a..71dab88 100644
--- a/include/arch/msp430fr5969lp/driver/gpio.h
+++ b/include/arch/msp430fr5969lp/driver/gpio.h
@@ -63,6 +63,29 @@ class GPIO {
PJDIR &= ~(1 << (pin - pj_0));
}
}
+ inline void input(unsigned char const pin, unsigned char const pull) {
+ if (pin < p2_0) {
+ P1DIR &= ~(1 << pin);
+ P1OUT = pull ? (P1OUT | (1 << pin)) : (P1OUT & ~(1 << pin));
+ P1REN |= (1 << pin);
+ } else if (pin < p3_0) {
+ P2DIR &= ~(1 << (pin - p2_0));
+ P2OUT = pull ? (P2OUT | (1 << (pin - p2_0))) : (P2OUT & ~(1 << (pin - p2_0)));
+ P2REN |= (1 << (pin - p2_0));
+ } else if (pin < p4_0) {
+ P3DIR &= ~(1 << (pin - p3_0));
+ P3OUT = pull ? (P3OUT | (1 << (pin - p3_0))) : (P3OUT & ~(1 << (pin - p3_0)));
+ P3REN |= (1 << (pin - p3_0));
+ } else if (pin < pj_0) {
+ P4DIR &= ~(1 << (pin - p4_0));
+ P4OUT = pull ? (P4OUT | (1 << (pin - p4_0))) : (P4OUT & ~(1 << (pin - p4_0)));
+ P4REN |= (1 << (pin - p4_0));
+ } else if (pin < PIN_INVALID) {
+ PJDIR &= ~(1 << (pin - pj_0));
+ PJOUT = pull ? (PJOUT | (1 << (pin - pj_0))) : (PJOUT & ~(1 << (pin - pj_0)));
+ PJREN |= (1 << (pin - pj_0));
+ }
+ }
inline void output(unsigned char const pin) {
if (pin < p2_0) {
P1DIR |= (1 << pin);
@@ -76,6 +99,24 @@ class GPIO {
PJDIR |= (1 << (pin - pj_0));
}
}
+ inline void output(unsigned char const pin, unsigned char const value) {
+ if (pin < p2_0) {
+ P1OUT = value ? (P1OUT | (1 << pin)) : (P1OUT & ~(1 << pin));
+ P1DIR |= (1 << pin);
+ } else if (pin < p3_0) {
+ P2OUT = value ? (P2OUT | (1 << (pin - p2_0))) : (P2OUT & ~(1 << (pin - p2_0)));
+ P2DIR |= (1 << (pin - p2_0));
+ } else if (pin < p4_0) {
+ P3OUT = value ? (P3OUT | (1 << (pin - p3_0))) : (P3OUT & ~(1 << (pin - p3_0)));
+ P3DIR |= (1 << (pin - p3_0));
+ } else if (pin < pj_0) {
+ P4OUT = value ? (P4OUT | (1 << (pin - p4_0))) : (P4OUT & ~(1 << (pin - p4_0)));
+ P4DIR |= (1 << (pin - p4_0));
+ } else if (pin < PIN_INVALID) {
+ PJOUT = value ? (PJOUT | (1 << (pin - pj_0))) : (PJOUT & ~(1 << (pin - pj_0)));
+ PJDIR |= (1 << (pin - pj_0));
+ }
+ }
inline unsigned char read(unsigned char const pin) {
if (pin < p2_0) {
return P1IN & (1 << pin);