RPIZeroDuplexPOCSAG/rfm69
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Fix SPI

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This commit is contained in:
Friedl Ulrich 2015-02-04 22:11:16 +01:00
parent 4da9d179a8
commit 1882b30340
1 changed files with 6 additions and 2 deletions
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8
rfm69device.go
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@ -42,7 +42,9 @@ func NewDevice(spi embd.SPIBus, gpio embd.DigitalPin, nodeID, networkID byte, is
} }
func (r *Device) writeReg(addr, data byte) error { func (r *Device) writeReg(addr, data byte) error {
tx := []byte{addr | 0x80, data} tx := make([]uint8, 2)
tx[0] = addr | 0x80
tx[1] = data
log.Printf("write %x: %x", addr, data) log.Printf("write %x: %x", addr, data)
err := r.SpiDevice.TransferAndRecieveData(tx) err := r.SpiDevice.TransferAndRecieveData(tx)
if err != nil { if err != nil {
@ -52,7 +54,9 @@ func (r *Device) writeReg(addr, data byte) error {
} }
func (r *Device) readReg(addr byte) (byte, error) { func (r *Device) readReg(addr byte) (byte, error) {
tx := []byte{addr & 0x7f, 0} tx := make([]uint8, 2)
tx[0] = addr & 0x7f
tx[1] = 0
log.Printf("read %x", addr) log.Printf("read %x", addr)
err := r.SpiDevice.TransferAndRecieveData(tx) err := r.SpiDevice.TransferAndRecieveData(tx)
if err != nil { if err != nil {