diff options
| -rw-r--r-- | firmware/target/arm/as3525/sansa-m200v4/button-m200v4.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/firmware/target/arm/as3525/sansa-m200v4/button-m200v4.c b/firmware/target/arm/as3525/sansa-m200v4/button-m200v4.c index f8d64e2..a109566 100644 --- a/firmware/target/arm/as3525/sansa-m200v4/button-m200v4.c +++ b/firmware/target/arm/as3525/sansa-m200v4/button-m200v4.c @@ -36,6 +36,8 @@ static inline void btn_delay(void) { int i = 5; while(i--) ; } int button_read_device(void) { int result = BUTTON_NONE; + if(button_hold()) + return result; /* direct GPIO connections */ if (GPIOA_PIN(3)) @@ -44,6 +46,7 @@ int button_read_device(void) /* This is a keypad using A4-A6 as columns and A0-A2 as rows */ GPIOA_PIN(4) = (1<<4); btn_delay(); + /* A4A0 is unused */ if (GPIOA_PIN(1)) @@ -78,8 +81,7 @@ int button_read_device(void) if (GPIOA_PIN(1)) result |= BUTTON_VOLUP; - if (GPIOA_PIN(2)) - result |= BUTTON_HOLD; + /* hold button is read in button_hold() */ GPIOA_PIN(6) = 0x00; |