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Code Issues Packages Projects Releases 10 Wiki Activity

i2c iface refactor: Resolve 559

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This commit is contained in:
soypat
2023-05-28 18:03:19 -03:00
committed by Ron Evans
parent e20c6d05f8
commit e6f82fad2e
37 changed files with 313 additions and 247 deletions
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mcp23017/device.go
+4 -2
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@@ -8,6 +8,8 @@ package mcp23017
import (
"errors"
"tinygo.org/x/drivers/internal/legacy"
)
const (
@@ -259,7 +261,7 @@ func (d *Device) writeRegisterAB(r register, val Pins) error {
// and the fact that registers alternate between A and B
// to write both ports in a single operation.
buf := [2]byte{uint8(val), uint8(val >> 8)}
return d.bus.WriteRegister(d.addr, uint8(r&^portB), buf[:])
return legacy.WriteRegister(d.bus, d.addr, uint8(r&^portB), buf[:])
}
func (d *Device) readRegisterAB(r register) (Pins, error) {
@@ -267,7 +269,7 @@ func (d *Device) readRegisterAB(r register) (Pins, error) {
// and the fact that registers alternate between A and B
// to read both ports in a single operation.
var buf [2]byte
if err := d.bus.ReadRegister(d.addr, uint8(r), buf[:]); err != nil {
if err := legacy.ReadRegister(d.bus, d.addr, uint8(r), buf[:]); err != nil {
return Pins(0), err
}
return Pins(buf[0]) | (Pins(buf[1]) << 8), nil