update

app/src/board/ads129x/ads129x.c

@@ -93,9 +93,6 @@ uint8_t ads129x_rw_reg(uint8_t cmd, uint8_t data) {
   return rx;
 }
 
-uint8_t ads129x_read_reg(uint8_t add) { return ads129x_rw_reg(ADS129X_COMMAND_RREG | add, 0); }
-void    ads129x_write_reg(uint8_t add, uint8_t data) { ads129x_rw_reg(ADS129X_COMMAND_WREG | add, data); }
-
 /* 从指定寄存器开始读写一定数量的寄存器 */
 void ads129X_write_multiregs(uint8_t reg, uint8_t* ch, uint8_t size) {
   uint8_t i;
@@ -267,6 +264,16 @@ uint8_t ads129x_start_capture(bool test) {
 }
 #endif
 
+uint8_t ads129x_read_reg(uint8_t add) { return ads129x_rw_reg(ADS129X_COMMAND_RREG | add, 0); }
+void    ads129x_write_reg(uint8_t add, uint8_t data) {
+  ZLOGI("ads129x_write_reg %x %x", add, data);
+  static ads129x_regs_t regcache;
+  ads129x_readback_regs(&regcache);
+  uint8_t* reg = (uint8_t*)&regcache;
+  reg[add]     = data;
+  ads129x_write_regs(&regcache);
+}
+
 uint8_t ads129x_start_capture() {
   ads129x_send_cmd(ADS129X_COMMAND_START); /* 发送开始数据转换（等效于拉高START引脚） */
   return 0;