Changeset 364 for asp3_tinet_ecnl_arm/trunk/asp3_dcre/mbed/targets/TARGET_RENESAS/TARGET_RZ_A1H/spi_api.c

Timestamp:

Feb 1, 2019, 9:57:09 PM (5 years ago)

Author:

coas-nagasima

Message:

TINETとSocket APIなどを更新

File:

• asp3_tinet_ecnl_arm/trunk/asp3_dcre/mbed/targets/TARGET_RENESAS/TARGET_RZ_A1H/spi_api.c (modified) (1 diff)

asp3_tinet_ecnl_arm/trunk/asp3_dcre/mbed/targets/TARGET_RENESAS/TARGET_RZ_A1H/spi_api.c

@@ -259 +259 @@
     while(!spi_tend(obj));
     return spi_read(obj);
+}
+
+int spi_master_block_write(spi_t *obj, const char *tx_buffer, int tx_length,
+                           char *rx_buffer, int rx_length, char write_fill) {
+    int total = (tx_length > rx_length) ? tx_length : rx_length;
+
+    for (int i = 0; i < total; i++) {
+        char out = (i < tx_length) ? tx_buffer[i] : write_fill;
+        char in = spi_master_write(obj, out);
+        if (i < rx_length) {
+            rx_buffer[i] = in;
+        }
+    }
+
+    return total;
 }