From 21a9aa810230f1e47514d3469abf413c63451871 Mon Sep 17 00:00:00 2001
From: Yannis Huber <yannis.h@hotmail.ch>
Date: Wed, 1 Jul 2020 10:17:34 +0200
Subject: [PATCH] maixbit (i2c): fix rx fifo buffer length

---
 src/machine/machine_k210.go | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/machine/machine_k210.go b/src/machine/machine_k210.go
index 243ae54c..ca5f2d80 100644
--- a/src/machine/machine_k210.go
+++ b/src/machine/machine_k210.go
@@ -611,7 +611,7 @@ func (i2c I2C) Tx(addr uint16, w, r []byte) error {
 		di := 0
 
 		for dataLen != 0 || cmdLen != 0 {
-			fifoLen := 8 - i2c.Bus.RXFLR.Get()
+			fifoLen := i2c.Bus.RXFLR.Get()
 			if dataLen < fifoLen {
 				fifoLen = dataLen
 			}